CN112889763A - Cultured crab catching ground cage and use method thereof - Google Patents
Cultured crab catching ground cage and use method thereof Download PDFInfo
- Publication number
- CN112889763A CN112889763A CN202110314955.4A CN202110314955A CN112889763A CN 112889763 A CN112889763 A CN 112889763A CN 202110314955 A CN202110314955 A CN 202110314955A CN 112889763 A CN112889763 A CN 112889763A
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- ground cage
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- fishing
- crab
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 241000238557 Decapoda Species 0.000 claims abstract description 66
- 238000007789 sealing Methods 0.000 claims description 13
- 230000008676 import Effects 0.000 claims description 7
- 238000005286 illumination Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000009395 breeding Methods 0.000 description 12
- 230000001488 breeding effect Effects 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000012258 culturing Methods 0.000 description 3
- 238000003306 harvesting Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000252073 Anguilliformes Species 0.000 description 1
- 241000252185 Cobitidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K69/00—Stationary catching devices
- A01K69/02—Fixed nets without traps
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention relates to a cultured crab catching ground cage and a using method thereof. The shell is made of the shading material, so that a favorable dark environment for cultivating crabs is formed in the shell, the problem that the cultivated crabs repel the interior of the shell with high illumination intensity is solved, and the fishing rate of the ground cage can be improved; meanwhile, according to the using method of the cultured crab catching ground cage, the cultured crabs are guided into the catching ground cage in an enhanced mode by throwing baits in the using process, and the catching rate of the ground cage can be further improved.
Description
Technical Field
The invention relates to the technical field of fishing tools, in particular to a crab fishing ground cage and a using method thereof.
Background
Ground cages, also known as ground cage nets. The device is suitable for being used in rivers, lakes, ponds, reservoirs, creeks, shallow sea water areas and other environments, and is mainly used for fishing organisms such as small fishes, lobsters, finless eels, loaches and crabs.
The cultured crabs are caught and tasted for the first time in June every year, the crabs are not mature at the moment, the crabs have the habit of fighting against each other in seed, and the individual usually avoids the pond bottom, water plants and other dark places to protect the individual when the individual is not mature. The method for catching the cultured crabs generally adopts a ground cage catching mode, when the cultured crabs are caught for the first time by using the ground cages in June, the cultured crabs are favored to be hidden in a dark environment at the moment to protect the cultured crabs, the existing ground cages are made of light-transmitting materials, so that the problems that the illumination intensity inside the ground cages is high and the cultured crabs repel the ground cages are caused, and the phenomenon that the catching rate of the existing ground cages with strong light transmission to the crabs is low is caused.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the problem that the high light transmittance of the ground cage in the prior art causes the low fishing rate of the cultured crabs when the cultured crabs are immature, and therefore, the ground cage for fishing the cultured crabs and the use method thereof are provided.
In order to solve the technical problem, the invention provides a cultured crab catching ground cage which comprises a hollow shell, wherein the shell is provided with an inlet and a feeding port, a sealing element is arranged in the feeding port, and the shell is a light shading body.
In one embodiment of the invention, in order to facilitate the processing and forming, the shell comprises a body and a light shielding layer arranged on the periphery of the body.
In one embodiment of the present invention, in order to improve the reliability of the connection between the light shielding layer and the main body, the light shielding layer is fixedly connected with the main body.
In one embodiment of the present invention, the light shielding layer is detachably connected to the main body to improve the applicability.
In one embodiment of the invention, in order to improve the fishing efficiency, the number of the shells is at least two, and the shells are connected end to end, and a connecting port is arranged at the joint of the shells.
In one embodiment of the invention, the connection port is tapered from the previous housing to the next housing in order to avoid the return of the cultured crabs to the previous housing.
In one embodiment of the invention, in order to facilitate the controlled opening and closing of the inlet, the first end of the inlet is provided as a release member.
In order to solve the technical problems, the invention also provides a use method of the crab culture catching ground cage, which comprises the following steps:
step S1: opening an inlet of the catching ground cage, and putting the catching ground cage into a culture pond;
step S2: bait is thrown into the catching ground cage, and the cultured crabs are guided to enter the catching ground cage through the thrown bait;
step S3: temporarily taking out the fishing ground cage in the fishing process, and opening a flip cover in the observation port to observe the internal fishing condition through the observation port;
step S4: when the number of the cultured crabs in the fishing ground cage reaches a certain amount, the fishing ground cage is taken out of the culture pond after the inlet of the fishing ground cage is closed.
In an embodiment of the present invention, in order to facilitate the control of the opening and closing of the inlet, in the step S1 and the step S4, the first end of the inlet is provided as a release member to control the opening and closing of the inlet.
In one embodiment of the invention, in order to further improve the fishing rate, in step S2, bait is intermittently dropped into the fishing ground cage for multiple times to continuously guide the cultured crabs into the fishing ground cage.
Compared with the prior art, the technical scheme of the invention has the following advantages:
according to the crab culture catching ground cage, the shell is made of the shading material, so that the shade environment which is favored by immature cultured crabs is formed in the shell, the problem that the cultured crabs reject the interior of the shell with high illumination intensity is solved, and the catching rate of the ground cage can be improved; meanwhile, according to the using method of the cultured crab catching ground cage, the cultured crabs are guided into the catching ground cage in an enhanced mode by throwing baits in the using process, and the catching rate of the ground cage can be further improved.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic structural view of a first embodiment of the cultured crab catching ground cage and the use method thereof;
FIG. 2 is a top view of a housing of the cultured crab harvesting cage of FIG. 1 and a method of using the same;
FIG. 3 is a front view of a housing of the cultured crab harvesting cage of FIG. 1 and a method of using the same;
FIG. 4 is a sectional view taken along the line A-A of the cultured crab catching cage shown in FIG. 3 and the use method thereof;
FIG. 5 is a schematic structural view of a housing of the second embodiment of the cultured crab catching ground cage and the use method thereof;
FIG. 6 is a schematic structural view of the housing of the third embodiment in the cultured crab catching ground cage and the use method thereof.
The specification reference numbers indicate: 100. a housing; 101. a body; 102. a light-shielding layer; 2. an inlet; 3. a feeding port; 4. a seal member; 5. and (7) connecting ports.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
It will be understood that when an element is referred to as being "disposed on," "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured" to, or "fixedly coupled" to another element, it can be removably secured or non-removably secured to the other element. When an element is referred to as being "connected," "pivotally connected," to another element, it can be directly connected to the other element or intervening elements may also be present. The use of the terms "vertical," "horizontal," "left," "right," "up," "down," and the like are for illustrative purposes only and do not denote a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The terms "first," "second," "third," and the like in the description herein do not denote any particular quantity or order, but rather are used to distinguish one element from another.
The first embodiment is as follows:
referring to fig. 1-4, the ground cage for catching the cultured crabs comprises a hollow shell 100, wherein the shell 100 is provided with an inlet 2 and a feeding port 3, a sealing element 4 is arranged in the feeding port 3, and the shell 100 is a light-shading body. The light-shading body is adopted as the shell 100 of the ground cage, so that a dark environment is formed in the cavity inside the shell 100, the problem that the cultured crabs reject the cavity environment with high illumination intensity is avoided, and the fishing rate of the ground cage for the cultured crabs is higher. In the fishing process, the sealing element 4 is separated from the feed opening 3, the bait is thrown in through the feed opening 3, and the cultured crabs are further guided to enter the shell 100, so that the aim of further improving the fishing rate is fulfilled. It should be noted that the inlet 2 is gradually reduced from the outside of the casing 100 to the inside of the casing 100, so that the probability that the cultured crabs enter the casing 100 and then exit the casing 100 is lower.
Referring to fig. 1, the number of the housings 100 is at least two, and the housings 100 are connected end to end and a connection port 5 is provided at the connection position. The connection port 5 is tapered from the former housing 100 toward the latter housing 100. After the cultured crabs enter the shell 100 through the inlet 2, the cultured crabs enter the next shell 100 along the connecting port 5, the catching and accommodating space of the ground cage is enlarged, so that the catching efficiency is improved, and the probability that the cultured crabs return to the previous shell 100 after entering the next shell 100 is reduced by gradually reducing the connecting port 5 from the previous shell 100 to the next shell 100.
Referring to fig. 4, the first end of the inlet 2 is provided as a loose piece. It should be noted that, a mesh-shaped flexible structure may be disposed at a position of the casing 100 close to the inlet 2, and the first end of the inlet 2 may be any structure capable of fastening the mesh-shaped flexible structure, such as a hook and loop fastener, and the preferred embodiment of the present invention is as follows: import 2's first end sets up to the elastic cord, through relaxing the elastic cord for casing 100 is close to the netted flexible structure of import 2 department and opens, then puts in the ground cage to breeding the pond in, finishes the back when fishing, takes out the ground cage from breeding the pond in, stimulates the elastic cord, makes casing 100 be close to the netted flexible structure shrink of import 2 department, avoids breeding the crab and withdraws from casing 100 from import 2.
The working principle of the crab culturing and catching ground cage in the embodiment is as follows:
before fishing, the elastic band is loosened to open the inlet 2, and then the ground cage is put into the breeding pond, and because the shell 100 is a light-shading body, the shade environment which is favored by immature breeding crabs is formed in the shell 100, which is beneficial to guiding the breeding crabs to enter the shell 100; in the fishing process, the sealing element 4 is separated from the feed opening 3, and bait is thrown into the shell 100 through the feed opening 3, so that the cultured crabs can be further guided into the shell 100; in the fishing process, the sealing element 4 is separated from the feeding port 3, the interior of the shell 100 is observed through the feeding port 3, if the cultured crabs are dense, the shell 100 can be taken out of the culture pond, then the sealing element 4 is put into the feeding port 3 again, the elastic band is pulled, the inlet 2 is closed, and the cultured crabs are prevented from exiting the shell 100 through the inlet 2.
The difference between the second embodiment and the first embodiment is that:
referring to fig. 5, the housing 100 includes a body 101, and a light shielding layer 102 disposed on an outer periphery of the body 101. The light-shielding layer 102 is fixedly connected to the main body 101. The body 101 can adopt a net-shaped flexible structure convenient for guiding the cultured crabs to enter, and the light shielding layer 102 is fixedly arranged on the body 101 in a film covering mode and the like, so that the light shielding layer 102 is more reliably connected with the body 101 in water, and the light shielding layer is prevented from being separated from the body 101 in the water use process; it should be noted that, since the light shielding layer 102 is usually fixed on the top of the body 101 during use, the feeding port 3 should be disposed on the side of the body 101 to keep the feeding port 3 in normal use.
The working principle of the crab culturing and catching ground cage in the embodiment is as follows:
before fishing, the elastic band is loosened to open the inlet 2, then the ground cage is thrown into the breeding pond in the upward direction of the light shielding layer 102, and the light shielding layer 102 covers the body 101, so that the interior of the body 101 forms an invisible environment which is favored by immature breeding crabs, and the breeding crabs can be guided to enter the body 101; in the fishing process, the sealing element 4 is separated from the feed opening 3, and bait is thrown into the shell 100 through the feed opening 3, so that the cultured crabs can be further guided into the body 101; in the fishing process, the sealing element 4 is separated from the feed opening 3, the interior of the body 101 is observed through the feed opening 3, if the cultured crabs are dense, the body 101 can be taken out of the culture pond, then the sealing element 4 is put into the feed opening 3 again, the elastic band is pulled, the inlet 2 is closed, and the cultured crabs are prevented from exiting the body 101 through the inlet 2.
The difference between the third embodiment and the first embodiment is that:
referring to fig. 6, the housing 100 includes a body 101, and a light shielding layer 102 disposed on an outer periphery of the body 101. The light shielding layer 102 is detachable from the connection body 101. . When immature cultured crabs are caught, the shading layer 102 is arranged on the body 101, so that a dark environment is formed in the body 101; when the mature cultured crabs are caught, the individuals are mature and are no longer sensitive to the strong light environment, at the moment, the shading layer 102 additionally arranged is removed for observation so as to facilitate observation in order to facilitate observation of the catching condition in the ground cage, so that the ground cage can catch both the immature cultured crabs and the mature cultured crabs, and the applicability of the ground cage is improved. It should be noted that the main body 101 can be detachably connected to the light shielding layer 102 by any means such as a connector, a bolt, etc., and a preferred embodiment of the present invention is: the top of the body 101 is provided with a plurality of pin holes, and the light shielding layer 102 is provided with positioning pins corresponding to the pin holes one to one. The light shielding layer 102 is directly inserted through the matching of the positioning pins and the pin holes, so that the light shielding layer 102 is more convenient to rapidly detach and mount; it should be noted that, since the light shielding layer 102 is usually fixed on the top of the body 101 during use, the feeding port 3 should be disposed on the side of the body 101 to ensure that the feeding port 3 can be used normally.
The working principle of the crab culturing and catching ground cage in the embodiment is as follows:
before fishing, the elastic band is loosened to open the inlet 2, then the ground cage is thrown into the breeding pond in the upward direction of the light shielding layer 102, and the light shielding layer 102 covers the body 101, so that the interior of the body 101 forms an invisible environment which is favored by immature breeding crabs, and the breeding crabs can be guided to enter the body 101; in the fishing process, the sealing element 4 is separated from the feed opening 3, and bait is thrown into the shell 100 through the feed opening 3, so that the cultured crabs can be further guided into the body 101; in the fishing process, the sealing element 4 is separated from the feed opening 3, the interior of the body 101 is observed through the feed opening 3, if the cultured crabs are dense, the body 101 can be taken out of the culture pond, then the sealing element 4 is put into the feed opening 3 again, the elastic band is pulled, the inlet 2 is closed, and the cultured crabs are prevented from exiting the body 101 through the inlet 2. When mature cultured crabs need to be caught, the ground cage can be suitable for catching the mature cultured crabs by detaching the shading layer 102 from the body 101.
The invention discloses a use method of a crab culture catching ground cage, which comprises the following steps:
step S1: after the inlet 2 of the catching ground cage is opened, the catching ground cage is placed into a culture pond;
step S2: bait is thrown into the catching ground cage, and the cultured crabs are guided to enter the catching ground cage through the thrown bait;
step S3: temporarily taking out the fishing ground cage in the fishing process, and opening a flip cover in the observation port to observe the internal fishing condition through the observation port;
step S4: when the number of the cultured crabs in the fishing ground cage reaches a certain amount, the inlet 2 of the fishing ground cage is closed, and then the fishing ground cage is taken out of the culture pond.
In the fishing process, the cage entering rate of the cultured crabs can be further improved by a mode of throwing baits to attract the cultured crabs, namely the fishing rate of the fishing ground cage is improved; in the fishing process, the internal fishing condition can be observed by opening the flip cover at any time, so that the time for closing the cage to discharge water is convenient to grasp, and the fishing can be stopped when the cultured crabs in the fishing ground cage exceed 50 percent of the space in the fishing ground cage; after the fishing is finished, the inlet 2 of the fishing ground cage is closed, so that the cultured crabs can be prevented from exiting the fishing ground cage through the inlet 2 in the transportation process of the fishing ground cage.
In steps S1 and S4, the first end of the inlet 2 is provided as a loosening member to control opening and closing of the inlet 2. Through switching import 2 that the elasticity piece can be quick, simplified the operation step of switching import 2 in the ground cage use of fishing, improved the availability factor of this ground cage of fishing.
In step S2, intermittently and repeatedly throwing baits into the catching ground cage to continuously guide the cultured crabs to enter the catching ground cage. Bait is put in intermittently for a plurality of times, after the bait put in for the first time is guided to eat up by the cultured crabs, the bait put in for the second time continuously guides the cultured crabs to enter the catching ground cage, and the catching rate of the catching ground cage is further improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the spirit or scope of the invention.
Claims (10)
1. The utility model provides a breed crab and catch ground cage, includes hollow casing, be equipped with import and dog-house on the casing, be provided with sealing member, its characterized in that in the dog-house: the shell is a light shading body.
2. The cultured crab catching ground cage according to claim 1, characterized in that: the shell comprises a body and a shading layer arranged on the periphery of the body.
3. The cultured crab catching ground cage according to claim 2, characterized in that: the shading layer is fixedly connected with the body.
4. The cultured crab catching ground cage according to claim 2, characterized in that: the shading layer is detachably connected with the body.
5. The cultured crab catching ground cage according to any one of claims 1 to 4, wherein: the number of the shells is at least two, and the shells are connected end to end, and a connecting port is arranged at the connecting position of the shells.
6. The cultured crab catching ground cage according to claim 5, characterized in that: the connecting port is gradually reduced from the front shell to the rear shell.
7. The cultured crab catching ground cage according to any one of claims 1 to 4, wherein: the first end of the inlet is provided with a loosening element.
8. The use method of the cultured crab catching ground cage according to any one of claims 1 to 7, characterized in that: the method comprises the following steps:
step S1: opening an inlet of the catching ground cage, and putting the catching ground cage into a culture pond;
step S2: bait is thrown into the catching ground cage, and the cultured crabs are guided to enter the catching ground cage through the thrown bait;
step S3: temporarily taking out the fishing ground cage in the fishing process, and opening a flip cover in the observation port to observe the internal fishing condition through the observation port;
step S4: when the number of the cultured crabs in the fishing ground cage reaches a certain amount, the fishing ground cage is taken out of the culture pond after the inlet of the fishing ground cage is closed.
9. The use method of the cultured crab catching ground cage according to claim 8, characterized in that: in the step S1 and the step S4, the first end of the inlet is provided as a release member to control opening and closing of the inlet.
10. The use method of the cultured crab catching ground cage according to claim 8, characterized in that: and in the step S2, intermittently throwing baits into the catching ground cage for multiple times so as to continuously guide the cultured crabs to enter the catching ground cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314955.4A CN112889763A (en) | 2021-03-24 | 2021-03-24 | Cultured crab catching ground cage and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314955.4A CN112889763A (en) | 2021-03-24 | 2021-03-24 | Cultured crab catching ground cage and use method thereof |
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| Publication Number | Publication Date |
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| CN112889763A true CN112889763A (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110314955.4A Pending CN112889763A (en) | 2021-03-24 | 2021-03-24 | Cultured crab catching ground cage and use method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102100216A (en) * | 2010-12-24 | 2011-06-22 | 上海海洋大学 | Ground cage type fishing tool capable of selectively catching river crabs and shrimps or benthic fishes |
| CN204070207U (en) * | 2014-09-28 | 2015-01-07 | 金坛市水产技术指导站 | A kind of aquatic product fishery cage with buoy |
| CN206260598U (en) * | 2016-12-15 | 2017-06-20 | 董嘉辉 | A kind of aquatic products seizing cage |
| CN111264432A (en) * | 2020-03-16 | 2020-06-12 | 华中农业大学 | Method for specially catching crayfishes in pond for breeding river crabs and crayfishes |
| CN210746720U (en) * | 2019-10-23 | 2020-06-16 | 陈外福 | Crab breeding cage |
| CN211657204U (en) * | 2019-12-26 | 2020-10-13 | 上海市水产研究所（上海市水产技术推广站） | Ground cage net for catching and polyculturing litopenaeus vannamei in adult fish of takifugu orientalis |
| CN215774999U (en) * | 2021-03-24 | 2022-02-11 | 苏州伊乐农业科技有限公司 | Breed crab and catch ground cage |
-
2021
- 2021-03-24 CN CN202110314955.4A patent/CN112889763A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102100216A (en) * | 2010-12-24 | 2011-06-22 | 上海海洋大学 | Ground cage type fishing tool capable of selectively catching river crabs and shrimps or benthic fishes |
| CN204070207U (en) * | 2014-09-28 | 2015-01-07 | 金坛市水产技术指导站 | A kind of aquatic product fishery cage with buoy |
| CN206260598U (en) * | 2016-12-15 | 2017-06-20 | 董嘉辉 | A kind of aquatic products seizing cage |
| CN210746720U (en) * | 2019-10-23 | 2020-06-16 | 陈外福 | Crab breeding cage |
| CN211657204U (en) * | 2019-12-26 | 2020-10-13 | 上海市水产研究所（上海市水产技术推广站） | Ground cage net for catching and polyculturing litopenaeus vannamei in adult fish of takifugu orientalis |
| CN111264432A (en) * | 2020-03-16 | 2020-06-12 | 华中农业大学 | Method for specially catching crayfishes in pond for breeding river crabs and crayfishes |
| CN215774999U (en) * | 2021-03-24 | 2022-02-11 | 苏州伊乐农业科技有限公司 | Breed crab and catch ground cage |
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