JP2003023911A - Enlarging foundation for growing aquatic organism and seaweed bed utilizing the foundation - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an enlarging foundation for growing aquatic organisms solving the problems that a conventional epiphytic plate for transplantation, when used as an enlarging epiphytic plate, is insufficient in the effectiveness of spore adherence because of being of flat or porous shape and having no ridge corners helping the spore adherence, further, cannot look to the action of dropping foreign matter existing thereon because of having no grooves, for example, the question of spore retention is left unsolved. SOLUTION: This enlarging foundation is to be set on the periphery of a transplantation foundation for growing aquatic organisms composed of a body base for transplantation intended for adherence of seedlings or alga collected on the surface thereof and epiphytic plates for transplantation provided on the recesses or the like of the body base. This enlarging foundation comprises an enlarging epiphytic plate provided with ridge corners provided on the recesses or the like of an enlarging body base with one or several rows of uneven grooves and a flat surface and grooves; wherein the multidirectional ridge corners on the enlarging epiphytic plate and the uneven grooves on the enlarging body base enable spores released from the transplantation foundation to adhere thereto and the grooves on the enlarging epiphytic plate enable foreign matter such as sand/stone to be dropped.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an expansion base for growing aquatic organisms such as a detachable type in the sea, and a seaweed bed utilizing the expansion base.

[0002]

2. Description of the Related Art Various studies and experiments have been repeated on the technology for artificially culturing seaweeds. For example, as a marine ranch plan, artificial reefs (artificial reefs for transplantation, artificial reefs, (Corresponding to the transplantation base) to a wide range. The artificial reefs that are part of this marine ranch plan also range from the field of basic materials to the field of artificial reef structures.

Various types of artificial reefs or the like have been conventionally proposed (for example, Jikken 6-5).
734, JP-A-6-343369, etc.). The present applicant also proposes an artificial reef for growing aquatic organisms as disclosed in JP-A-10-33083 (referred to as Document 1). The content is that a plurality of recesses are provided in the main body base of the concrete structure with legs, and a recess plate is removably provided in this recess. An artificial reef for growing aquatic organisms that is configured to protrude from the surface of the main body base. Therefore, the optimum artificial aquaculture and seaweed beds can be provided by a simple operation (operation) of producing seedlings on land or attaching and detaching the epiphytic plate in the sea, and the installation on the seabed is easy and after installation. In addition, stable installation, prevention of feeding damage, suitable growth environment for algae and efficient growth, and formation of artificial reef (planting base) for seedling production and aquatic life growth are possible. It has features such as becoming.

Incidentally, there exists an artificial reef having a structure with a ridge portion in part. For example, it is a submarine forest development base disclosed in JP-A-2-255027 (referred to as Document 2). The invention described in Document 2 has a configuration in which a protrusion having an edge portion is integrally provided on the base body. As shown in FIG. 3 of Reference 2,
Efficient engraftment (attachment) of spores to the ridge by forming a stagnant region
This is a configuration that aims at

[0005]

The surface structure of each epiphytic plate provided on the transplantation base according to the above-mentioned Document 1 has a flat shape in order to facilitate the establishment of seed threads or algae collected on the surface.
Or, it has a porous shape. However, in the expansion base and / or engraftment plate for expansion intended by the present invention, a structure provided with a ridge portion that receives spores released from the transplantation base (spores are easy to attach), or an expansion base and / or On the surface of the engraftment plate for expansion, if there is a foreign matter such as sand, stone, etc., because this foreign matter is harmful to receiving the spores, in order to remove the foreign matter from the ridge, for example, There is a problem in that a groove is formed and foreign matter is not dropped into the groove, and the like.

Further, in Reference 2, there is a construction base having a structure in which a part of the base body is provided with a projection with a ridge (hereinafter referred to as a ridge). However, the base body and the ridges are integrally formed, and changing the position of the ridges with respect to the direction of ocean current and / or spore release requires a change in the base body, which is a difficult task. In addition, it is impossible to individually change each ridge on the base body with respect to the direction of discharge of ocean currents and / or spores. Furthermore, in this reference 2,
Even if the ridge is a shore-burning phenomenon, for example, the growth of lime algae is vigorous and the surface of the base body or the ridge changes to reddish or white, it cannot be replaced easily or the formation of marine forests There is a problem such as that it interferes with.

[0007]

According to a first aspect of the present invention, the spores released from the transplantation base are not changed in the position of the main body for expansion, but in principle, only the expansion plate for expansion is changed in multiple directions. To form multi-directional ridges that receive spores and spores are easily attached to, or on the surface of the expansion base and / or the expansion plate and / or the expansion body base,
When foreign matter such as sand and stone is present, it is intended to remove the foreign matter from the ridges by, for example, dropping the foreign matter into the groove and / or the area to receive spores. To do.

Further, the invention of claim 1 utilizes the ridges and grooves to disturb the water flow (turbulence) or the movement of seawater such as a vortex (vortex) to promote the spore survival. It is intended to eliminate foreign matter, or to deal with phenomena such as rock burning through replacement of enlargement plate and / or change of direction.

According to a first aspect of the present invention, there is provided a magnifying body base having a plurality of concave portions, and a ridge portion provided on the concave portion of the magnifying body base or on the surface of the concave portion through means such as attachment / detachment, replacement and rotation. And an enlarging base composed of a large number of engraftment plates for enlarging with a groove, which is capable of receiving spores released from a transplanting base such as an artificial seaweed bed or a natural seaweed bed. It is arranged at a place so that the directions of the ridges of the large number of enlarging plates for enlargement can be changed by means of attachment / detachment, replacement, rotation, etc. of the large number of enlarging plates for enlargement. For growing aquatic organisms, which is configured to be able to drop foreign matter such as sand and stones in the stepped portion of the groove of the growing plate, and the area formed by the expanding body base and the large number of expanding plates. It is an expansion base.

The inventions of claims 2 and 3 form ridges where spores can easily attach, or when foreign matters such as sand and stones are present on the surface of the expansion base and / or the expansion plate. The intention is to make it easier to remove this foreign matter from the ridge.

According to a second aspect of the present invention, the enlarging plate for enlarging provided on the concave portion of the enlarging body base or the surface of the enlarging portion through means such as attachment / detachment, replacement, and rotation has a substantially trapezoidal groove portion when viewed from the front. Provided,
Further, it is an expanded base for aquatic organisms, which has a structure in which ridges are provided between the groove and the surface and on the shoulder.

According to a third aspect of the present invention, the enlarging plate for enlarging provided on the recess of the enlarging main body base or the surface of the recess and the recess via means such as attachment, detachment, replacement, and rotation has a groove portion having a substantially trapezoidal shape in a front view. Provided,
In addition, it is an expanded base for aquatic organisms, which has large and small ridges formed on both sides of the groove and ridges are provided on both sides of the ridges.

According to the fourth aspect of the present invention, the spores released from the transplantation base installed in the sandbox are utilized to change the direction of the engraftment plate for expansion, thereby forming a ridge angle portion that receives the spores and is easy for the spores to attach. When foreign matter such as sand or stone is present on the surface of the expanding base and / or the enlarging plate for expansion installed in the sandbox, in order to remove the foreign matter from the ridges, for example, remove the foreign matter. It is designed to receive spores by dropping it into a groove or the like, and utilizing ridges and grooves in multiple directions to promote spore survival by utilizing seawater turbulence or movement of seawater such as vortices. It is intended to do.

[0014] A fourth aspect of the present invention is a seaweed bed comprising a transplantation base and an expansion base arranged at a location capable of receiving spores released from the transplantation base.
A main body for transplantation having one or several concave and convex grooves for achieving seedlings or algae on the surface, and a plurality of concave portions provided between the concave and convex grooves, and a main body for transplanting Or a concave portion and a large number of epiphytic plates for transplantation provided on the surface through means such as attachment / detachment, replacement, rotation, etc., and an enlarged base of seaweed beds, uneven grooves, and a plurality of concave portions. A magnifying body base having the magnifying body base, and an enlarging plate for enlarging having a concave portion or a concave portion of the magnifying body base and a ridge angle portion provided on the surface through means such as attachment, detachment, replacement, and rotation, and a groove portion. Configure and
It is a seaweed bed that utilizes an expanded platform that is characterized by the facts.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION In principle, the transplantation engraftment plate of the present invention has an integral structure. The structure is formed by crushing limestone, other stones, aggregates such as natural and artificial aggregates, or aggregates such as other aggregates by mortar base. As an example, the crushed stone particle size is about 5 to 10 mm. The shape, physical properties, qualities, etc. of the aggregate are not limited so long as the structure has irregularities, preferably fine irregularities (pear-like irregularities) provided on the surface of the transplantation engraftment plate. An example of the mixing ratio is 79% by weight of crushed stone with respect to 21% by weight of cement. The transplantation plate should have a rectangular shape, and a fastener should be provided if necessary. In addition, the surface of the transplantation engraftment plate may have a satin-like shape, unevenness, fine pores, or the like due to the washing out work.

Further, the transplantation main body base of the present invention has an overall structure in the form of a short leg table having four legs (provided if necessary), and has one or several recesses in a grid pattern. . The concrete density is changed in consideration of the sea condition (water depth, influence on waves, etc.), but usually 1.8t
/M-3.0t/m is adopted. Then, as in this example, in an example of the mixing ratio of concrete density 2.3 t / m, the aggregate is 87% by weight and the cement is 13% by weight. A transplantation engraftment plate is detachably provided in the recess of the transplantation main body base. In addition, since this transplantation engraftment plate is generally considered to be a transplant base for cabbage and a transplant base for lame, an example will be described below.

An example of the grafting plate for shavings shown in FIGS. 1 to 4 has a rectangular shape. The standard dimensions of this implant plate are 250 mm x 250 mm x 50 mm. The surface should be washed out. In addition, the main body for transplantation will have a short leg table-like shape. The standard size is 2000mm x 1500mm x 6
It is 00 mm. The flat surface of the surface is left and one or several equal-ridge-shaped concave and convex grooves are provided to improve the settlement of seedlings (young shoots) or algae seeded in the concave portions. In addition, an artificial turf that serves as a part of the feeding damage prevention means and an iron plate that serves as an iron diffusion and attachment of the artificial turf to the seaweed bed are provided on the main body base for transplantation. This artificial turf is used for crawling animals (conch
Among sea urchins, etc., prevent food damage to snails and sea urchins,
In addition, a groove is provided on the peripheral surface of the main body base for transplantation so that the snails to be adsorbed and transplanted are made difficult to be viscous or the viscous force is reduced to prevent feeding damage.

The transplant main body base is set in the sea, and the transplantation epiphytic plate having the larvae attached thereto is fitted into or attached to one or several recesses provided on the flat surface of the transplant main body base. It is provided by utilizing this recess, and the recess is completely fitted with the transplantation engraftment plate. It is possible to prevent invasion of aquatic organisms / animals into the recesses and to easily attach / detach the adhesive plate for transplantation. After this transplantation platform is lifted by a heavy machine such as a crane, it is submerged in the sea. For example, in the state of being submerged in the seabed of 5 m to 20 m, all the recesses of the transplantation base are closed to prevent the live animals from entering the recesses. The transplantation plate for transplantation has a feature that it can be easily and quickly installed or removed in the sea, and when it is necessary to replace it in the event of food damage, change in seedling collection, damage due to washout, etc. It can be replaced smoothly. It should be noted that this transplantation engraftment plate is provided in the recess and surface (flat surface) of the transplantation main body base through means such as attachment / detachment, replacement, rotation, etc., so that spores can be released in multiple directions. You can also

An example of the transplantation retaining plate for lame shown in FIGS. 5 to 8 has a rectangular shape, and its standard size and form are similar to those for the above-mentioned caulking. Also, the main body base for transplantation is a short-legged table, with standard dimensions of 1600 mm × 900 mm × 45.
Set to 0 mm. This surface is provided with undulations with a chisel pattern,
The seed thread or algae collected from the seedlings should be settled, and equilateral mountain-shaped concave and convex grooves should be provided on the surface of the seedlings or between a plurality of concave and convex portions to be described later to improve the settling. Artificial turf that serves as a part of food damage prevention on the main body for transplantation, iron diffusion, etc. are also the same as those for the above-mentioned shaving. The other structure is similar to that of the transplantation engraftment plate.

Next, the enlarging plate for expansion of the present invention has a monolithic structure and includes crushed stones such as limestone and other stones, natural and artificial aggregates, or aggregates such as other aggregates. Molded by mortar base and integrated. For example, the crushed stone particle size is 5 to 1
It is about 0 mm. Ridge on the surface of this enlarging plate for expansion,
Provide at least two places (two articles). By providing this ridge portion, generation of ocean current or eddy (generation of artificial upwelling, FIG. 12,
(Indicated by an arrow in FIG. 17), for example, to improve the spore settlement or to accelerate the flow velocity to help remove foreign matter deposited or remaining on the enlarging plate. That is, transplantation of spores, gametophytes, germinations, etc., and burial of these spores, gametophytes, etc. are eliminated in order to achieve reliable growth.For example, the survival of juvenile larvae is confirmed at the ridges facing in multiple directions. Has been done. The groove of the enlarging plate for expansion and the step formed in the region between the enlarging plate for enlarging and the surface of the enlarging body base are used as a space for dropping when removing foreign matter, thereby enlarging the enlarging body. Useful for eliminating foreign substances accumulated or remaining on the base and / or the expansion plate. Further, as described above, the groove and the ridge with a step are effective for the generation of ocean currents or eddies and the elimination of foreign matter, and therefore, for example, have a favorable influence on the growth of spores, gametophytes, and the like. There is. This result can be expected to have the same effect for lame and cabbage.

Further, the main body for enlargement of the present invention has an overall structure in the form of a short leg table having four legs, and has one or several recesses in the shape of a board. And other structures are based on the above-mentioned transplantation plate.

The enlarging plate for enlarging maggots shown in FIGS. 9 to 13 has a rectangular shape. The standard size of the enlarging plate for expansion corresponds to that of the engrafting plate for implantation. Also, the main body for enlargement will have a short leg table shape. Its standard size and other configurations are in accordance with the above-mentioned implanting body base. In addition, this enlarging plate for expansion is provided with a groove portion at substantially the center thereof, and between the groove portion and the surface, a ridge corner portion, a ridge corner portion of a shoulder portion, or an enlarging plate for enlarging and a main body base for enlarging. This is a configuration in which a step formed in a region with the surface is provided. The roles of the ridges, grooves and steps are as described above.

The expansion enlarging plate for lame of the example shown in FIGS. 14 to 18 has a square shape, and the standard size and form are as follows.
Same as above for Kajime. Also, the main body for enlargement will have a short leg table shape. The standard size and other configurations are in accordance with the expansion body base. In addition, this enlarging plate for expansion has a groove portion substantially at the center, large and small ridge portions are formed on both sides of the groove portion, and ridge corner portions are formed in this mountain portion. Then, a step is formed in the region between the enlarging plate for enlarging and the surface of the enlarging body base. Therefore, a large number of ridge corners are formed so that the aforementioned effect can be expanded, and the roles of the groove and the step are as described above.

As described above, according to the present invention, the transplantation / expansion engraftment plate is provided in the recess of the transplantation / expansion main body base through means such as attachment / detachment, replacement, and rotation. Therefore,
Promote facilitation of work in the sea and exchange underwater for seedling collection,
Being able to function as a seaweed (undersea forest), easy setup on land, and improving safety, etc., loss of transplantation / expansion plate, loss of food damage, rock burning, etc. In the case of damage, etc., the transplantation / expansion plate etc. can be replaced easily and smoothly, which is very useful. Further, the enlarging plate for expansion has various effects as described above. In addition, the enlarging plate for enlargement can be fitted, rotated, moved, etc. in the concave portion of the enlargement body base through means such as attachment, detachment, replacement, and rotation. The outer shape (planar shape) of the recess may be any of a square shape, a polygonal shape, and a circular shape, and the bottom shape of the enlarging plate for expansion is also formed together with this. When this recess is circular, the growth plate can be rotated, and the position of the ridge of the expansion growth plate is 360.
It can be adjusted in the ° direction. At this time, there is an example shown in each of the methods for fitting the enlarging plate for expansion, for example, without changing the installation location and / or position of the enlarging main body base, and the like. 2), there is a configuration in which the ridge corner portions are aligned and fitted in one direction, and a configuration in which the ridge corner portions are randomly fitted in the same manner. The reason for this random fitting to form multi-directional ridge corners is to consider various conditions such as tidal current in the sea, foreign matter accumulation status, spore type, diffusion status, turbulent flow / vortex generation, etc. , To adopt each optimal direction. As described above, by adapting each direction of the ridge to various situations of the ocean current and / or the position in the sea, there is a feature that is useful for reliable and efficient rooting of spores and generation of marine forests. And
The change of the ridges and grooves or the steps of the enlarging plate for enlarging can be further improved by adding the change of the position of the enlarging body base.

[0025]

EXAMPLES Hereinafter, the transplantation growth plates 1 and 11 and the expansion growth plates 21 and 31 will be described separately.

An example of a grafting plate 1 for shavings shown in FIGS. 1 to 4 and a transplanting plate 11 for shavings shown in FIGS. 5 to 8 will be described. The transplantation engraftment plates 1 and 11 have a rectangular shape (an example, a polygonal shape or the like is also possible), and the recesses 3 provided on the surfaces 2a and 12a of the transplantation body bases 2 and 12,
The planar shape of 13 is not limited to a square or a polygon, but may be a circle. If it is circular, the transplantation engraftment plates 1 and 11 can be rotated (moved or rotated) by 360 °. The shape of the bottoms of the transplantation engraftment plates 1 and 11 is a shape corresponding to the planar shape of the recesses so as to fit. A large number of concavo-convex grooves 4 and 14 are formed on the surfaces 2a and 12a of the transplant main body bases 2 and 12. Further, the concave portions 3 and 13 are formed on the flat surfaces 5 and 15 formed on the surfaces 2a and 12a of the main body bases 2 and 12 for transplantation, so that the concave and convex grooves 4 and 14 are formed.
Does not destroy the shape, function, etc. of the transplantation, secures the function of the transplantation engraftment plates 1, 11, or stabilizes the overall shape. In the drawing, 6 and 16 are legs of the transplant main body bases 2 and 12, 7, 17 are concave grooves of the transplant main body bases 2 and 12, 8 and 18 are iron plates provided on the transplant main body bases 2 and 12, and 9 and 19 are The artificial turf provided on the transplant main body bases 2 and 12 is shown, respectively. It is also possible to have a double structure such as the transplantation growth plate 11 for lame, and a part of the transplantation growth plate 11 is projected from the surface 12a, or the recess is flush with the surface 12a. There is a configuration example.

Next, FIGS. 9 to 12 (a), (b), and FIG. 13 show an example of an enlarging plate 21 for enlarging a caulking sheet, and FIGS.
7 (a), (b), the enlarging plate 3 for expansion shown in FIG.
1 will be described. The enlarging plates 21 and 31 for enlargement have a rectangular shape (which is an example and a polygonal shape is also possible), and a large number of them are provided in a depressed form from the surfaces 22a and 32a of the enlarging body bases 22 and 32. Recesses 23, 33 having a rectangular shape or the like
Are respectively fitted. In addition, the main body base 22 for expansion,
On the surfaces 22a, 32a of 32, a large number of concave and convex grooves 24,
34 is formed. Further, the recesses 23 and 33 are formed on the flat surfaces 25 and 35 formed on the surfaces 22a and 32a of the main body bases 22 and 32 for enlargement, respectively.
The growth plate 2 for expansion does not destroy the shapes and functions of 4, 34.
Securing the functions of 1, 31 or stabilizing the overall shape. In the figure, 26 and 36 are legs of the expansion body bases 22 and 32, 27 and 37 are concave grooves of the expansion body bases 22 and 32, and
Reference numerals 28 and 38 denote iron plates provided on the transplantation main body bases 22 and 32, and 29 and 39 denote artificial grass provided on the expansion main body bases 22 and 32, respectively. In addition, the expansion plate 3 for expansion
As shown in FIG. 1, a double structure is possible, and there is a configuration example in which a part of the enlarging plate 31 for enlargement projects from the surface 32a, or a configuration in which the recess is flush with the surface 32a. In the figure, 21a and 31a indicate the surfaces of the enlarging plates 21 and 31 for expansion. Also, the surface 2
The planar shapes of the recesses 23 and 33 provided in the 2a and 32a are not limited to square and polygonal shapes, but may be circular shapes. In the case of a circle, rotate the enlarging plates 21, 31 for expansion by 360 °
(Movement or rotation) is possible. By utilizing this rotation, the direction of the ridge angle portion (described later) of the enlarging plate 21 for expansion becomes 3
It is possible to rotate by 60 °, and it is possible to expand living. And
Compared with the enlarging plates 21 and 31 for enlargement having the above-described recesses 23 and 33 having a rectangular shape, the ridge corners (described later) have a high degree of freedom. The bottoms of the enlarging plates 21 and 31 for expansion are shaped to correspond to the planar shapes of the recesses 23 and 33 so that they can be fitted. 12 (b) and 17 (b),
An example is shown in which the bottom portions 21b and 31b of the enlarging plates 21 and 31 for expansion are formed into conical shapes corresponding to the concave portions 23 and 33 having a circular plane shape.

The enlarging plate 21 for enlargement is provided with a groove portion 210 at substantially the center thereof, and between the groove portion 210 and the surface 21a (where the groove portion 210 and the surface 21a are continuously arranged), a ridge angle having a facing relationship is formed. Portion 211 and the ridge corner portion 211 of the shoulder portion 21a-1
-1 is formed. Also, the expansion plate 3 for expansion
In No. 1, a groove portion 310 is provided substantially at the center, and large and small ridge portions 311 and 312 are formed on both sides of the groove portion 310.
Ridge portions 313 and 314 are formed on the first and third portions 312. Then, the ridges 313 and 314 are formed on all of the mountain portions 311 and 312.
To form. In the figure, reference numerals 212 and 315 denote holes for attachment, and a tightening tool (not shown) is put therein. Although not shown, the enlarging plates 21, 31 for expansion can also be used as the engrafting plates 1, 11 for transplantation.
The ridge corner portion 211 and the ridge corner portion 211-1 are, as shown in the figure,
The shape is not limited to a straight line, and a curved line, a wavy line, or the like is also possible.
The directionality of 1-1 can be secured and the work can be simplified by omitting the rotation and the like.

Further, the enlarging plate for enlargement is attached / detached to / from the surface (flat surface) of the enlarging body bases 22, 32 as well as the recesses 23, 33 of the enlarging body bases 22, 32.
The expansion main body bases 22 and 32 can be effectively used because they can be provided via a means such as rotation. It should be noted that steps 2100 and 3100 are formed in the region formed by the surfaces 22a and 32a of the main body for expansion 22 and 32 and the rising wall surfaces of the large number of engraftment plates 21 and 31 for expansion.
0, 3100 is used as a space for dropping foreign matter. In addition, the concave-convex groove 2 of the expansion body bases 22, 32
The ridges 4, 34 and / or the peripheral corners can receive the released spores and function as an anchoring portion.

FIG. 19 shows the transplant main body bases 2 and 12.
The transplantation base A in which the transplantation growth plates 1 and 11 are provided, and the enlargement growth plates 21 and 3 on the expansion body bases 22 and 32, respectively.
An example of a combination with the expansion board B provided with No. 1 will be shown. An example of the experimental result in this example will be described. This expanded base B has 40 units in 4 directions, and transplant base A (existing construction base)
The experiment of marine forest was conducted with 100 units installed. In this example, an expansion base B is installed in four directions from the transplant base A, which is the core, and is a rafting direction close to the west, where there is a high frequency of flow direction, and good only in the y direction (300 ° from the transplant base A: approximately west-northwest). Occurrence results were obtained. The direction of 30 ° west of the south is the bay mouth direction and the direction is B. The direction 30 ° east of true north is the bay depth direction and is the direction of Ha. Furthermore, the direction 30 ° south from the east is the shore direction, which is the two directions. The topography of the seabed is mostly sandy. A part of this expanded base B (tips in the direction of D and B) and the transplanted base A have many rocks in the sandy area and are rocky.
In addition, as a result of examining the experiments so far, a settlement test box (not shown) was used to perform a settlement test from the transplantation base A up to 120 m point in the west direction where there is a high frequency of flow direction, and the development of juveniles up to 100 m point. Was confirmed. It was also found that as the distance from the zoospore generation area increases, the zoospores are diffused and the juvenile incidence decreases, but within 100 m, the appearance density is relatively high. The source of zoospores is the transplant base
Although it is not simple because there may be not only A but also expansion base B, the results obtained in the past survey showed that the flow direction frequency and the number of juveniles were roughly the same.

FIG. 20 shows the expansion base B used in the experiment of FIG. 19, and the expansion base B is an expansion main body base 22,
The enlarging plates 21, 31 for expansion shown in FIG.
And an example in which a flat enlarging plate X and a concavo-convex enlarging plate Y are provided, the spore attachment state and / or the number of juveniles are shown in Tables 1 and 2. The symbols shown in Tables 1 and 2 are flat expansion plate X, the symbols are concave-convex expansion plate Y, the symbols are expansion plate 21, and the symbols are expansion plates. 31, the vertical direction is a direction substantially intersecting the spore release direction, and the parallel direction is a direction substantially the same as the spore release direction. The direction of the expansion base B and the number of viable spores are shown. In this experimental example, the direction of the culture raft was good, and the expansion plate 2 for expansion of the present invention was shown.
It turned out that 1 and 31 were excellent. Graph 1,
2 corresponds to Tables 1 and 2. Further, the average value is shown in Graph 3. In this experimental example, as shown in Graphs 1 and 2 and Tables 1 and 2, the number of spores, juveniles and the like that had been affixed in the above-mentioned direction could be confirmed, and good results were found. In summary, the frequency of the ocean current in the flow direction, the situation in which the enlarging plates 21, 31 for enlarging are randomly installed in the recesses 23, 33 of the main body bases 22, 32 for enlarging, and the ridges 2
It can be considered that the form such as 11, 211-1 or the overall characteristics such as the step 2100 influences.

Table 1

Table 2

Graph 1

Graph 2

Graph 3

Incidentally, FIG. 22 shows the main body bases 22 and 3 for enlargement.
2 shows an example in which the enlarging plates 21 and 31 for expansion are randomly fitted to form ridge corners in each direction. Also, FIG. 23 shows a transplantation base.
An example in which A is a natural seaweed bed (natural community) is shown. In the figure, 40 indicates the sea surface, 41 indicates the land, and 42 indicates the sea floor. C indicates spores.

Further, in the above description, as an example, the enlarging plate 21 for staking and the enlarging plate 31 for lame.
Although the explanations are given separately for and, they can be used together. In addition, it goes without saying that it can be similarly used for other reef algae such as brown algae and seaweeds.

[0039]

According to the invention of claim 1, a large number of magnifying bodies provided with a magnifying body base, ridges and grooves provided via means for attaching, detaching, replacing, rotating, etc. of the magnifying body base. An expansion base composed of an engraftment plate, the expansion base being placed at a place where spores released from the transplantation base can be received, and a large number of expansion bases provided in the recesses or recesses and the surface of the main body for expansion. The direction of the ridges of the engraftment plate can be individually changed by means of attachment / detachment, replacement, rotation, etc. of a large number of enlarging plate for enlarging, and the groove part of the enlarging plate for enlarging and the main body for enlarging. It is an expansion base for aquatic organisms, which is configured to allow foreign matter to be dropped into a step in the region formed by the base and each expansion epidemic plate.

Therefore, the following effects are obtained.

(1) The spores released from the transplantation base are changed by utilizing the change of the directions of the ridges of the engrafting plate for expansion in multiple directions.
If it is possible to form ridges that receive spores and spores are easy to attach, or on the surface of the expansion base and / or the expansion plate and / or the expansion main body base, if there is a foreign substance such as sand or stone, To remove this foreign matter from the ridge, for example,
For example, it is possible to drop foreign matter into the groove and / or step and receive spores.

(2) In addition, the ridges and grooves are used to disturb the water flow (turbulence) or the movement of seawater such as a vortex (vortex) to promote the spore survival and to prevent foreign matter from entering. It is possible to eliminate them, or it is possible to effectively deal with phenomena such as rock burning and breakage by replacing the enlarging plate for expansion and / or changing the direction.

According to the second aspect of the present invention, the enlarging plate for enlarging provided on the recess or the recess and the surface of the enlarging main body base by means of attachment / detachment, replacement, rotation and the like has a substantially trapezoidal shape in front view. It is an expanded base for aquatic organisms that has a structure in which a groove is provided and ridges are provided between the groove and the surface and at the shoulder.

Therefore, the following effects are obtained.

(3) If ridges where spores can easily be formed, or if there are foreign matters such as sand and stones on the surface of the expansion base and / or the engraftment plate for expansion, these foreign matters are removed. It becomes easy to remove from.

According to a third aspect of the present invention, the enlarging plate for enlarging provided on the recess or the recess and the surface of the enlarging main body base by means of attachment / detachment, replacement, rotation and the like has a substantially trapezoidal shape when viewed from the front. This is an enlarged base for aquatic organisms, which has a groove portion, large and small mountain portions are formed on both sides of the groove portion, and ridge corner portions are provided on both sides of the mountain portion.

Therefore, the following effects are obtained.

(4) The ability to form ridges where spores can easily attach, or when foreign matter such as sand or stone is present on the surface of the expansion base and / or the growth engraftment plate, these foreign matter are removed from the ridges. It becomes easy to remove from.

The invention according to claim 4 is a seaweed bed comprising a transplantation base and an expansion base arranged at a location capable of receiving spores released from the transplantation base.
Main body for transplantation formed by concave and convex grooves for achieving seedlings or algae that have been collected on the surface, and concave and convex parts of the main body for transplantation, and attachment / detachment, replacement, rotation, etc. on the surface And an enlarging base of the seaweed bed, an enlarging main body base having an uneven groove and a plurality of concave portions, and a concave portion or a concave portion of the enlarging main body base. A seaweed bed using an expansion base, which is characterized in that it is configured with an expansion epiphytic plate having a ridge and a groove provided on the surface through means such as attachment / detachment, replacement, and rotation.

Therefore, the following effects are obtained.

(5) The spores released from the transplantation base set in the sandbox (seabed without natural algae beds) are changed by changing the direction of the epiphytic plate for expansion, the spores are received, and the spores are easily attached. To be able to form ridges in multiple directions, or to remove these foreign substances from the ridges when there are foreign substances such as sand and stones on the surface of the expansion base and / or the engraftment plate for expansion installed in the sandbox For example, foreign matter can be dropped into a groove, a step, or the like to receive spores.

(6) In addition, by utilizing the ridges and grooves of multiple directions and utilizing the movement of seawater such as turbulence of ocean currents or vortices,
It can promote spore survival.

[Brief description of drawings]

FIG. 1 is a perspective view of an implant base for Kajime.

FIG. 2 is a plan view in which a part of a transfer base for Kajime is cut away.

FIG. 3 is a front view of a transplant base for Kajime.

FIG. 4 is a schematic view showing a relationship between a transplant main body base for Kajime and a transplantation engraftment plate.

FIG. 5 is a perspective view of a transplant base for lame.

FIG. 6 is a plan view in which a part of the transplant base for arame is cut away.

FIG. 7 is a front view of a transplant base for lamella.

FIG. 8 is a schematic diagram showing a relationship between a transplant main body base for lamella and a transplant epiphytic plate.

FIG. 9 is a perspective view of an enlarged base for staking.

FIG. 10 is a plan view in which a part of an enlarged base for staking is cut away.

FIG. 11 is an enlarged perspective view of an enlarging plate for enlarging for staking.

FIG. 12A is an enlarged front view of an example of an enlarging plate for caulking, and FIG. 12B is an enlarged front view of another example of an enlarging plate for caulking.

FIG. 13 is an enlarged plan view of the enlarging plate for enlarging for staking.

FIG. 14 is a perspective view of an enlarged board for lame.

FIG. 15 is a plan view in which a part of the enlarged base for Alame is cut away.

FIG. 16 is an enlarged perspective view of an enlarging plate for enlargement for lame.

FIG. 17 (a) is an enlarged front view of an example of an enlarging plate for lame, and (b) is an enlarged front view of another example of an enlarging plate for lame.

FIG. 18 is an enlarged plan view of the expansion enlarging plate for lame.

FIG. 19 is a reduced-scale schematic diagram showing an example of an experiment of a transplantation base and an expansion base.

20 is an enlarged schematic view showing the enlarged base of FIG.

FIG. 21 is an enlarged schematic view showing an example of each enlarging plate for enlargement used in the enlarging base of FIG.

FIG. 22 is a reduced-scale schematic view showing another example of the expansion base or another example, (1) and (1 ′) are for staking.
(2) and (2 ') are for lame.

FIG. 23 is a reduced-scale schematic diagram showing another example of the transplantation base and the expansion base.

[Explanation of symbols]

1 Transplantation plate 2 Transplant main body 2a surface 3 recess 4 uneven groove 5 flat surface 6 legs 7 groove 8 iron plate 9 artificial grass 11 Transplantation plate 12 Transplant main body base 12a surface 13 recess 14 uneven groove 15 flat surface 16 legs 17 groove 18 iron plate 19 artificial grass 21 Enlargement plate for expansion 21a surface 21a-1 shoulder 21b bottom 210 groove 2100 steps 211 Ridge 211-1 Ridge 212 holes 22 Enlargement base 22a surface 23 recess 24 uneven groove 25 flat surface 26 legs 27 groove 28 Iron plate 29 Artificial grass 31 Enlargement plate for expansion 31a surface 31b bottom 310 groove 3100 steps 311 Yamabe 312 Yamabe 313 Ridge 314 Ridge 315 holes 32 Enlargement base 32a surface 33 recess 34 uneven groove 35 flat surface 36 legs 37 groove 38 Iron plate 39 Artificial grass 40 sea level 41 land 42 seabed A transplant base B Expansion base C spore X Flat expansion plate Y growth plate for enlarging unevenness

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Takashi Onishi             1 of 20 North Kanzan, Otakamachi, Midori-ku, Nagoya-shi             Chubu Electric Power Co., Inc. (72) Inventor Nobuhiro Imai             Tokai Con, Shionogi-cho, Minato-ku, Nagoya (No. 10)             Cleat Industry Co., Ltd. F term (reference) 2B003 AA01 BB07 BB09 DD01 EE04                 2B026 AB05 AC03 AF04

Claims (4)

[Claims] 1. An enlargement main body base having a plurality of concave portions, and a ridge corner portion and a groove portion provided on the concave portion of the enlargement main body base or the surface of the enlargement main body base through means such as attachment, detachment, replacement and rotation. An expansion base composed of a large number of engraftment plates for expansion, which is arranged in a place where spores released from a transplant base such as an artificial seaweed bed or a natural seaweed bed can be received. However, the orientation of the ridges of the plurality of enlarging plates for enlargement is provided so as to be changeable by means of attachment / detachment, replacement, rotation, etc. of the plurality of engrafting plates for enlarging, and each engraftment for enlarging An expansion base for aquatic organisms, which is configured to allow foreign matters such as sand and stones to be dropped into the groove portion of the plate and the level difference in the area formed by the expansion main body base and the large number of expansion growth plates. 2. A groove portion having a substantially trapezoidal shape when viewed from the front is provided on the enlarging plate for enlarging provided on the recess of the enlarging body base or on the recess and the surface through means such as attachment, detachment, replacement and rotation. The expanded base for aquatic life according to claim 1, wherein the ridges are provided between the groove and the surface and on the shoulder. 3. An enlarging plate for enlarging, which is provided on the recess of the enlarging body base or on the recess and the surface through means such as attachment / detachment, replacement, and rotation, is provided with a substantially trapezoidal groove portion when viewed from the front. The expanded base for aquatic organism cultivation according to claim 1, wherein large and small ridges are formed on both sides of the groove and ridges are provided on both sides of the ridge. 4. A seaweed bed comprising a transplantation base and an expansion base arranged at a location capable of receiving spores released from the transplantation base, wherein the transplantation base of the seaweed bed is used to collect seedlings on the surface. A single or a plurality of concave and convex grooves for achieving the seed thread or algae growth, and a transplant main body base having a plurality of concave portions provided between the concave and convex grooves,
The transplant main body base is composed of a concave portion or a concave portion and a large number of transplantation epithelium plates provided on the surface through means such as attachment / detachment, replacement, rotation, and the like. A magnifying main body base having a plurality of concave portions, and a concave portion of the magnifying main body base and a ridge angle portion and a groove portion provided on the surface through means such as attachment / detachment, replacement, rotation, etc. A seaweed bed that uses an expanded base that is characterized by being composed of an epiphytic plate.