CN111762288B - Wind-wave-resistant marine fouling organism investigation equipment - Google Patents

Wind-wave-resistant marine fouling organism investigation equipment Download PDF

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Publication number
CN111762288B
CN111762288B CN202010518952.8A CN202010518952A CN111762288B CN 111762288 B CN111762288 B CN 111762288B CN 202010518952 A CN202010518952 A CN 202010518952A CN 111762288 B CN111762288 B CN 111762288B
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pipe
fouling organism
fouling
organism
wind
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CN111762288A (en
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金衍健
卓丽飞
陈页
杨承虎
郭远明
李铁军
朱剑
张玉荣
鲍静姣
李子孟
应忠真
王姮
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Zhejiang Marine Fisheries Research Institute
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Zhejiang Marine Fisheries Research Institute
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/02—Form or structure of the vessel
    • C12M23/04—Flat or tray type, drawers
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/56—Floating elements
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Wood Science & Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Sustainable Development (AREA)
  • Microbiology (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Genetics & Genomics (AREA)
  • Clinical Laboratory Science (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Molecular Biology (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

The invention discloses an anti-wind-wave type marine fouling organism investigation device, aiming at providing a device which can not influence the attachment of fouling organisms on a fouling organism attachment plate; meanwhile, the marine fouling organism investigation equipment can effectively avoid fouling organisms attached to the fouling organism attachment plate and resist wind waves and fall off under the action of water flow stirring. It includes a plurality of fouling organism attached device that distributes in proper order, fouling organism attached device includes: a floating frame; the inner protecting pipe is hung below the floating frame through an upper connecting rope, and a fouling organism attachment plate is arranged in the inner protecting pipe; the suspension frame is provided with outer protective pipes which are vertically distributed, the inner protective pipe is positioned in the outer protective pipe, and the inner protective pipe and the outer protective pipe can slide relatively; the tension plate assembly is hung at the lower end of the outer protecting pipe through a lower connecting rope; any two adjacent fouling organism attachment devices are connected through a floating frame connecting rope.

Description

Wind-wave-resistant marine fouling organism investigation equipment
Technical Field
The invention relates to a marine fouling organism investigation device, in particular to an anti-wind wave type marine fouling organism investigation device.
Background
The marine fouling organisms are also called periphyton, periphyton or periphyton, and refer to the general names of animals, plants and microorganisms attached to the bottom of a ship, a buoy and all artificial facilities. Biofouling organisms are complex communities consisting mainly of sessile organisms, of a wide variety of species including bacteria, attached diatoms and many large algae and various phyla from protozoa to vertebrates.
Marine fouling organisms are attached to artificial facilities such as a ship bottom, a buoy, a marine net cage and a drain pipe, so that fouling and damage to the artificial facilities can be caused, and even safety accidents and other problems can be caused. In order to improve the fouling and damage of marine fouling organisms to artificial facilities, the marine fouling organisms in the sea area are generally investigated before the marine artificial facilities are constructed. At present, the investigation of marine fouling organisms generally adopts the steps of putting a marine fouling organism fixing device in a sea area, recovering the marine fouling organism fixing device after a period of time, and investigating the fouling organism condition in the sea area through fouling organisms attached to the marine fouling organism fixing device. The current marine biofouling organism fixing device generally comprises a floating frame and a biofouling organism attachment plate which is hung below the floating frame through a connecting rope and is used for attaching the biofouling organism. Although the existing marine fouling organism fixing device is simple in structure, some fouling organisms attached to the fouling organism attachment plate are easily influenced by wind waves, especially when the wind waves are large, under the action of water flow stirring, a part of fouling organisms attached to the fouling organism attachment plate easily fall off, and the accuracy of investigation on the condition of the fouling organisms in the sea area is influenced.
Disclosure of Invention
The invention aims to provide a device which can not influence the attachment of fouling organisms on a fouling organism attachment plate; meanwhile, the wind wave resistant marine fouling organism investigation equipment can effectively avoid fouling organisms attached to the fouling organism attachment plate from falling off under the action of water flow stirring to influence the investigation accuracy of the fouling organism condition in the sea area.
The technical scheme of the invention is as follows:
an anti-wind wave type marine fouling organism investigation device is characterized by comprising a plurality of fouling organism attachment devices which are distributed in sequence, wherein each fouling organism attachment device comprises: the floating frame floats on the sea surface; the upper end and the lower end of the inner protection pipe are respectively sealed by end covers, the inner protection pipe is hung below the floating frame through an upper connecting rope, the inner protection pipe is vertically distributed, fouling organism attachment plates are arranged in the inner protection pipe, and a plurality of inner through holes are formed in the side wall of the inner protection pipe; the suspension frame is provided with vertically distributed outer protective pipes, and the upper end and the lower end of each outer protective pipe are respectively sealed by an end cover; the inner protecting pipe is positioned in the outer protecting pipe, the inner protecting pipe and the outer protecting pipe can slide relatively, and the inner bottom surface of the outer protecting pipe is abutted against the outer bottom surface of the inner protecting pipe under the buoyancy action of the suspension frame; an end cover through hole is formed in an end cover at the upper end of the outer protecting pipe, the upper connecting rope penetrates through the end cover through hole, a plurality of outer through holes are formed in the side wall of the outer protecting pipe, and the inner through holes correspond to the outer through holes one to one; the tension plate assembly is hung at the lower end of the outer protecting pipe through a lower connecting rope; when the inner bottom surface of the outer protective pipe is abutted against the outer bottom surface of the inner protective pipe, the inner through holes are distributed opposite to the corresponding outer through holes; when the top surface of the inner protection pipe is abutted against the inner top surface of the outer protection pipe, the inner through holes and the corresponding outer through holes are distributed in a staggered manner; any two adjacent fouling organism attachment devices are connected through a floating frame connecting rope, and the floating frame connecting rope is connected with the floating frames of the two fouling organism attachment devices which are distributed adjacently; the floating frames of the fouling organism attaching devices positioned at the two ends of each fouling organism attaching device are all fixed through anchor ropes and anchors.
The marine stained living beings research equipment's of anti unrestrained type of this scheme stained living beings attachment device, under the less condition of stormy waves, sea water rivers are mild, the pulling plate subassembly hangs in the aquatic, rivers are used in the thrust on the pulling plate subassembly less, at this moment, outer pillar is under the buoyancy of floating frame, make the interior bottom surface of outer pillar support on the outer bottom surface of inner pillar, so that interior through-hole just to distributing with the outer through-hole that corresponds, outer sea water and stained living beings can be smooth enter into the inner sheath with outer through-hole in passing through, make stained living beings can be smooth adhere to on stained living beings attachment plate, do not influence stained living beings and adhere to on stained living beings attachment plate. When great stormy waves appear at sea, seawater current aggravates, the ocean current acts on the tension plate assembly, the thrust that makes the tension plate assembly flow along with the ocean current will increase, thereby overcome the buoyancy of suspension frame, drive the outer pillar along with the current of water flow along with the tension plate assembly, until the interior top surface of outer pillar supports on the top surface of inner pillar, thereby make inner through-hole and the outer through-hole distribution that staggers that corresponds, the inner through-hole that hides the inner pillar is sealed through the lateral wall of outer pillar promptly, thereby avoid external rivers to produce the impact to the fouling organism attachment plate in the inner pillar, thereby effectively avoid the fouling organism attached to fouling organism attachment plate, drop under the effect of rivers stirring, and influence the problem of the fouling organism condition investigation accuracy in the sea area.
Preferably, the tension plate assembly comprises a plurality of tension plates which are distributed from top to bottom in sequence, and any two adjacent tension plates are connected through a connecting rod. Therefore, the thrust of the ocean current acting on the tension plate assembly can be improved.
Preferably, the tension plates are horizontally distributed.
Preferably, the arrangement direction of the floating frames of the respective biofouling organism adhesion means is aligned with the direction of the ocean current at the time of the fluctuation of the tide. Thus, the impact of the ocean current on various fouling organism attachment devices during the fluctuation of the tide can be effectively reduced.
Preferably, the end cover at the lower end of the inner protection pipe is connected with the inner protection pipe through a buckle or a bolt, and the fouling organism attachment plate is fixed on the end cover at the lower end of the inner protection pipe. Thus, the end cover at the lower end of the inner protection pipe can be detached to take out the fouling organism attachment plate in the inner protection pipe.
Preferably, the end cover at the lower end of the outer protecting pipe is connected with the outer protecting pipe through a buckle or a bolt. So, can dismantle the end cover of outer pillar lower extreme, take out interior casing to outer pillar to in taking out the stained biological attachment plate in the interior casing.
Preferably, the cross section of the outer protecting pipe is rectangular, and the cross section of the inner protecting pipe is rectangular.
Preferably, the number of the biofouling organism attachment apparatuses is 3.
The invention has the beneficial effects that: the attachment of fouling organisms on the fouling organism attachment plate can not be influenced; meanwhile, the problem that the condition investigation accuracy of the fouling organisms in the sea area is influenced because the fouling organisms attached to the fouling organism attachment plate fall off under the action of water flow stirring can be effectively avoided.
Drawings
Fig. 1 is a schematic structural diagram of an anti-wind wave type marine biofouling organism investigation apparatus according to the present invention.
Fig. 2 is an enlarged view of a portion of fig. 1 at a.
In the figure:
the device comprises a fouling organism attachment device 1, a floating frame 1.1, a floating frame 1.2, a tension plate assembly 1.3, an upper connecting rope 1.4, a lower connecting rope 1.5, an inner protecting pipe 1.6, an inner through hole 1.7, an outer protecting pipe 1.8, an outer through hole 1.9 and a fouling organism attachment plate 1.10;
the floating frame is connected with a rope 2;
an anchor line 3;
and an anchor 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present scheme, and are not construed as limiting the scheme of the present invention.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited thereby. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "several" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: as shown in fig. 1, an anti-wind wave type marine biofouling organism research apparatus comprises a plurality of biofouling organism attachment apparatuses 1 distributed in sequence. In this example, the fouling organism attaching means was 3.
As shown in fig. 1 and 2, the biofouling organism attachment apparatus includes a floating frame 1.1, an inner protection pipe 1.6, a floating frame 1.2 and a tension plate assembly 1.3. The floating frame floats on the sea surface.
The upper end and the lower end of the inner protecting pipe 1.6 are respectively sealed by end covers. The inner protecting pipe is hung below the floating frame through an upper connecting rope 1.4. The upper end of going up the connection rope is connected with the floating frame, and the lower extreme of going up the connection rope is connected with the upper end of inner sheath. The inner casing is vertical distribution, is equipped with stained biological attachment plate 1.10 in the inner casing, is equipped with a plurality of interior through-holes 1.7 on the inner casing lateral wall.
The suspension 1.2 is suspended in water. The suspension frame is provided with an outer protective tube 1.8 which is vertically distributed. The upper end and the lower end of the outer protecting pipe are respectively sealed by end covers. The inner casing is located the outer pillar, and can relative slip between inner casing and the outer pillar. The outer protecting pipe is supported on the outer bottom surface of the inner protecting pipe by the inner bottom surface of the outer protecting pipe under the buoyancy action of the suspension frame. The end cover of outer pillar upper end is equipped with the end cover via hole. The upper connecting rope passes through the end cover via hole. The side wall of the outer protective pipe is provided with a plurality of outer through holes 1.9, and the inner through holes correspond to the outer through holes one to one.
In this embodiment, the cross section of the outer protection pipe is rectangular, and the cross section of the inner protection pipe is rectangular, so that the outer protection pipe and the inner protection pipe can slide relatively, and the outer protection pipe and the inner protection pipe are prevented from rotating relatively.
The pulling plate component 1.3 is hung at the lower end of the outer protecting pipe through a lower connecting rope 1.5.
In this embodiment, the buoyancy of the suspension frame is greater than the sum of the gravities of the suspension frame, the outer protective tube and the tension plate assembly. The buoyancy of the suspension frame is smaller than the sum of the gravity of the suspension frame, the outer protective pipe, the inner protective pipe and the tension plate component.
As shown in fig. 2, when the inner bottom surface of the outer protecting pipe is abutted against the outer bottom surface of the inner protecting pipe, the inner through holes are distributed opposite to the corresponding outer through holes.
When the top surface of inner casing pipe supported on the interior top surface of outer pillar, interior through-hole and the outer through-hole distribution that staggers that corresponds.
As shown in fig. 1, any two fouling organism attachment devices 1 are connected by a floating frame connecting rope 2, and the floating frame connecting rope connects the floating frames of two fouling organism attachment devices distributed adjacently. The floating frames of the fouling organism attaching devices positioned at both ends of each fouling organism attaching device are fixed by the anchor ropes 3 and the anchors 4. The anchor sinks to the seabed, and the anchor rope is connected with the corresponding floating frame and the anchor.
The marine fouling organism of marine fouling organism investigation equipment of anti-stormy wave type of this embodiment adheres to device, under the less condition of stormy wave, sea water rivers are mild, the pulling plate subassembly hangs in the aquatic, rivers are used in the thrust on the pulling plate subassembly less, at this moment, outer pillar is under the buoyancy of floating frame, make the interior bottom surface of outer pillar support on the outer bottom surface of inner pillar, so that interior through-hole just to distributing with the outer through-hole that corresponds, outside sea water and fouling organism can be smooth enter into the inner protective pipe through interior through-hole and outer through-hole, make fouling organism can be smooth adhere to on fouling organism attachment plate, do not influence fouling organism and adhere to on fouling organism attachment plate. When great stormy waves appear at sea, seawater current aggravates, the ocean current acts on the tension plate assembly, the thrust that makes the tension plate assembly flow along with the ocean current will increase, thereby overcome the buoyancy of suspension frame, drive the outer pillar along with the current of water flow along with the tension plate assembly, until the interior top surface of outer pillar supports on the top surface of inner pillar, thereby make inner through-hole and the outer through-hole distribution that staggers that corresponds, the inner through-hole that hides the inner pillar is sealed through the lateral wall of outer pillar promptly, thereby avoid external rivers to produce the impact to the fouling organism attachment plate in the inner pillar, thereby effectively avoid the fouling organism attached to fouling organism attachment plate, drop under the effect of rivers stirring, and influence the problem of the fouling organism condition investigation accuracy in the sea area.
Further, as shown in fig. 2, the tension plate assembly includes a plurality of tension plates distributed in sequence from top to bottom, and any two adjacent tension plates are connected by a connecting rod. Therefore, the thrust of the ocean current acting on the tension plate assembly can be improved. The tension plates are distributed horizontally. In this embodiment, the tension plate assembly is near the sea surface.
Further, as shown in fig. 1, the arrangement direction of the floating frames 1.1 of the fouling organism attaching devices is consistent with the direction of the ocean current when the tide rises and falls. Thus, the impact of the ocean current on various fouling organism attachment devices during the fluctuation of the tide can be effectively reduced.
Further, an end cover at the lower end of the inner protection pipe is connected with the inner protection pipe through a buckle or a bolt, and the fouling organism attachment plate is fixed on the end cover at the lower end of the inner protection pipe. Thus, the end cover at the lower end of the inner protection pipe can be detached to take out the fouling organism attachment plate in the inner protection pipe.
Furthermore, the end cover at the lower end of the outer protecting pipe is connected with the outer protecting pipe through a buckle or a bolt. So, can dismantle the end cover of outer pillar lower extreme, take out interior casing to outer pillar to in taking out the stained biological attachment plate in the interior casing.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, alterations and equivalents of the above embodiments according to the technical spirit of the present invention are still within the protection scope of the technical solution of the present invention.

Claims (8)

1. An anti-wind wave type marine fouling organism research device is characterized by comprising a plurality of fouling organism attachment devices which are distributed in sequence,
the biofouling organism attachment apparatus comprises:
the floating frame floats on the sea surface;
the upper end and the lower end of the inner protection pipe are respectively sealed by end covers, the inner protection pipe is hung below the floating frame through an upper connecting rope, the inner protection pipe is vertically distributed, fouling organism attachment plates are arranged in the inner protection pipe, and a plurality of inner through holes are formed in the side wall of the inner protection pipe;
the suspension frame is provided with vertically distributed outer protective pipes, and the upper end and the lower end of each outer protective pipe are respectively sealed by an end cover; the inner protecting pipe is positioned in the outer protecting pipe, the inner protecting pipe and the outer protecting pipe can slide relatively, and the inner bottom surface of the outer protecting pipe is abutted against the outer bottom surface of the inner protecting pipe under the buoyancy action of the suspension frame; an end cover through hole is formed in an end cover at the upper end of the outer protecting pipe, the upper connecting rope penetrates through the end cover through hole, a plurality of outer through holes are formed in the side wall of the outer protecting pipe, and the inner through holes correspond to the outer through holes one to one;
the tension plate assembly is hung at the lower end of the outer protecting pipe through a lower connecting rope;
when the inner bottom surface of the outer protective pipe is abutted against the outer bottom surface of the inner protective pipe, the inner through holes are distributed opposite to the corresponding outer through holes; when the top surface of the inner protection pipe is abutted against the inner top surface of the outer protection pipe, the inner through holes and the corresponding outer through holes are distributed in a staggered manner;
any two adjacent fouling organism attachment devices are connected through a floating frame connecting rope, and the floating frame connecting rope is connected with the floating frames of the two fouling organism attachment devices which are distributed adjacently;
the floating frames of the fouling organism attaching devices positioned at the two ends of each fouling organism attaching device are all fixed through anchor ropes and anchors.
2. The wind wave resistant marine biofouling organism research apparatus of claim 1, wherein said tension plate assembly comprises a plurality of tension plates distributed sequentially from top to bottom, any two adjacent tension plates are connected by a connecting rod.
3. The wind and wave resistant marine biofouling organism investigation apparatus of claim 2, wherein the tension plate is horizontally distributed.
4. The wind and wave resistant marine biofouling organism research apparatus of claim 1, 2 or 3, wherein the arrangement direction of the floating frames of each biofouling organism attachment means is the same as the direction of the sea current when the tide rises and falls.
5. The wind and wave resistant marine biofouling organism investigation apparatus of claim 1, 2 or 3, wherein the end cap at the lower end of the inner pipe is connected to the inner pipe by a buckle or a bolt, and the biofouling organism attachment plate is fixed to the end cap at the lower end of the inner pipe.
6. The apparatus according to claim 5, wherein the end cap at the lower end of the outer protecting pipe is connected to the outer protecting pipe by a buckle or a bolt.
7. The wind and wave resistant marine biofouling organism investigation apparatus of claim 1, 2 or 3, wherein the outer sheath is rectangular in cross-section and the inner sheath is rectangular in cross-section.
8. The wind and wave resistant marine biofouling organism research apparatus of claim 1, 2 or 3, wherein said biofouling organism attachment means is 3.
CN202010518952.8A 2020-06-09 2020-06-09 Wind-wave-resistant marine fouling organism investigation equipment Active CN111762288B (en)

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US9702336B2 (en) * 2014-10-03 2017-07-11 Stephen J. Markham Low profile ocean pump array generation station
CN106605592B (en) * 2016-12-28 2019-08-06 浙江海洋大学 A kind of wind wave prevention fish algal reef
CN106718818B (en) * 2016-12-28 2019-10-22 浙江海洋大学 A kind of floated artificial algal reef device
CN108896352B (en) * 2018-06-13 2020-08-14 浙江省海洋水产研究所 Fixed-point monitoring method for marine fish eggs
CN109000974B (en) * 2018-06-13 2020-12-11 浙江省海洋水产研究所 Fixed-point fish egg auxiliary monitoring device
CN109030112B (en) * 2018-07-03 2020-12-11 浙江省海洋水产研究所 Construction period suspended solid monitoring system
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