CN105123572A - Method for adjusting seawater net cage water body ecology through poly-culture of wild China Monacanthus chinensis - Google Patents
Method for adjusting seawater net cage water body ecology through poly-culture of wild China Monacanthus chinensis Download PDFInfo
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- CN105123572A CN105123572A CN201510444893.3A CN201510444893A CN105123572A CN 105123572 A CN105123572 A CN 105123572A CN 201510444893 A CN201510444893 A CN 201510444893A CN 105123572 A CN105123572 A CN 105123572A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000013535 sea water Substances 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 241000859603 Monacanthus chinensis Species 0.000 title abstract 6
- 238000009344 polyculture Methods 0.000 title abstract 2
- 241000251468 Actinopterygii Species 0.000 claims abstract description 40
- 241000907187 Monacanthus Species 0.000 claims description 47
- 241000195493 Cryptophyta Species 0.000 claims description 29
- 230000036541 health Effects 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 230000012010 growth Effects 0.000 abstract description 8
- 235000013305 food Nutrition 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 210000003608 fece Anatomy 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005266 casting Methods 0.000 abstract 1
- 238000012258 culturing Methods 0.000 abstract 1
- 239000004744 fabric Substances 0.000 abstract 1
- 238000009395 breeding Methods 0.000 description 14
- 230000001488 breeding effect Effects 0.000 description 14
- 230000008569 process Effects 0.000 description 10
- 241000276694 Carangidae Species 0.000 description 7
- 239000002689 soil Substances 0.000 description 6
- 230000002542 deteriorative effect Effects 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 230000003203 everyday effect Effects 0.000 description 3
- 241000728028 Kentrocapros rosapinto Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000009343 monoculture Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000269779 Lates calcarifer Species 0.000 description 1
- 241000080075 Lutjanus sanguineus Species 0.000 description 1
- 241001441728 Molidae Species 0.000 description 1
- 241001441726 Tetraodontiformes Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
Classifications
-
- 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
- A01K61/00—Culture of aquatic animals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a method for adjusting seawater net cage water body ecology through poly-culture of wild China Monacanthus chinensis. The method comprises steps that wild China Monacanthus chinensis and seawater main bred fish types are poly-cultured; casting density of the wild China Monacanthus chinensis is 5 to 10 fishes/m<3>; and coverage of v on the poly-culturing net cage during the cast is 10 to 20%. Wild China Monacanthus chinensis and seawater main bred fish types are poly-cultured and the two types have no food competition relationship; the wild China Monacanthus chinensis has no effect on normal growth of the seawater bred fish types and can also absorb alga attached to the net cloth during the cultivation of the net cage and residual baits or faeces of each day; net cage water quality decrease due to the alga, the residual baits and the faeces can be reduced, so healthy development of the seawater net cage ecological system can be stably and effectively maintained; and culture production can be normally conducted.
Description
Technical field
The present invention relates to seawater cage water ecology and regulate field, particularly, relate to a kind of utilization and raise together with the method that wild Chinese Monacanthus carries out the adjustment of seawater cage water ecology.
Background technology
Marine cage fish culture is a kind of important aquaculture model, and net cage inside is exactly a little ecosystem, maintain the stable of this little ecosystem, to the growth of cultured fishes with survive significant.In fish culture process, because the residual bait of feed and fish faeces can drop to etting, drop to seabed by mesh or taken away by marine stream, but along with the prolongation of time, the increase of water nutrition, cage netting can be grown nonparasitically upon another plant a large amount of algae, these algae can make etting mesh become more and more less, residual bait and ight soil cannot flow out net cage by current or gravity, go bad at net cage inner accumulation, algae also can be rotted because residual bait and ight soil cover, these all can make this small size pond ecology of net cage degenerate, bacteria breed, deteriorating water quality, cultured fishes physique dies down, very easily produce disease, poor growth, even dead and cause Downturn in production, have a strong impact on raiser's income.
Generally, raiser understands periodic cleaning replacing cage netting to the generation preventing water ecology from degenerating.But change and clean etting to need to increase a large amount of workload of raiser, and, often change cleaning once, cultured fishes all can have a lot because moving and rubbing injured, as easy as rolling off a log introduced disease after wound, net cage is a unlimited system, is difficult to be treated by medicine.To producing the loss that also can cause to a certain extent.
China's Monacanthus is under the jurisdiction of Tetraodontiformes, squama Puffer suborder, leather Molidae, Monacanthus genus, and be commonly called as peeling fish, bread fish etc., being distributed in the marine sites such as China South Sea, the Taiwan Straits, the East Sea and the Huanghai Sea, is a kind of based on the ominivore-fish of the algae that ingests.China's Monacanthus delicious flavour, economic worth is very high.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of provide utilization to raise together with method that wild Chinese Monacanthus carries out the adjustment of seawater cage water ecology.Described method adopt wild Chinese Monacanthus to ingest algae that etting in cage culture process grows nonparasitically upon another plant above and the residual bait produced every day or ight soil, net cage deteriorating water quality is caused to reduce algae, residual bait and ight soil corruption, thus can stablize, effectively safeguard that seawater cage ecosystem health develops, ensure normally carrying out of breeding production.
The method that wild Chinese Monacanthus carries out the adjustment of seawater cage water ecology is raised together with in utilization, and class of wild Chinese Monacanthus and seawater master being breeded fish is raised together with, and the input density of wild Chinese Monacanthus is 5 ~ 10 tails/m
3, the coverage rate of raising together with algae on net cage during input is 10 ~ 20%.
Inventor finds the more difficult artificial feed domestication of wild Chinese Monacanthus, is a kind of based on the ominivore-fish of the algae that ingests; And seawater master kind of breeding fish is unrestricted, but meet two conditions: 1. main to ingest artificial feed, 2. can not accuse each other with Chinese Monacanthus.Raise together with Chinese Monacanthus in process to compete with main class generation feed of breeding fish.Described algae mainly refers to the common algae grown nonparasitically upon another plant on marine fish culture net cage, for wild Chinese Monacanthus provides food, makes it not have flood competition relation with main class of breeding fish, can not accuse each other, can harmonious coexistence.
Inventor is in early-stage Study process, also other the ingested omnivorefish of algae and seawater master of the present invention breeds fish and raises together with, such as stigma basket fish being replaced wild Chinese Monacanthus renders in marine fish culture net cage, stigma basket fish raise together with early stage take algae as food, but along with adding of artificial feed, the blue sub-fish of stigma can be breeded fish with seawater master and be produced flood competition relation, can reduce efficiency of feed utilization and conversion ratio.Therefore, inventor finds, only has the Chinese Monacanthus algae that can ingest to carry out the adjustment of seawater cage water ecology, is not easily tamed by artificial feed again, the relation of competing of not breeding fish with seawater master, do not affect main normal growth of breeding fish.
Described wild Chinese Monacanthus and main class of breeding fish put into chronological order not to be affected, can put into simultaneously, also can put into during difference, but guarantee etting length have appropriate algae, inventor finds through great many of experiments, described when raising together with that on net cage, algae coverage rate is 10 ~ 20%, can for raising together with wild Chinese Monacanthus (5 ~ 10 tails/m of period
3) enough food is provided, do not affect again the ecotope in starting stage fish culture net cage simultaneously.
Preferably, described wild Chinese Monacanthus is raised and train before raising together with, and raising and train net cage and raising together with net cage is that the algae coverage rate of raising and train on the etting of net cage is 20 ~ 30% with sea area net cage.Described raise and train into adaptability cultivation, during cultivation, fish observed and screen.
Described raising and train is one and allows wild Chinese Monacanthus conform and carry out the process of healthy fingerling screening, more preferably, described in raise and train and raise and train two weeks or more to raising and train in net cage for wild Chinese Monacanthus is thrown in.
Preferably, described in raise together with ratio that the wild Chinese Monacanthus thrown in net cage and seawater master breed fish and can regulate with the main kind that breed fish and size, Chinese Monacanthus quantity also can carry out corresponding adjustment with etting algae coverage rate; More specifically, described master breeds fish as normal cultivation, the impact of the Chinese Monacanthus of not raised together with, and the input ratio of Chinese Monacanthus is relevant to etting algae coverage rate.
Preferably, in breeding process, Chinese Monacanthus can not form flood competition relation with main fish of supporting, and can not accuse each other, and such as, described fish is egg-shaped pompano, Scioenops ocellatus, barramundi or Lutjanus sanguineus etc.
Preferably, said method comprises the steps:
S1. select: the wild Chinese Monacanthus of selecting to raise together with net cage surrounding area, pick out the individuality that quality is 40 ~ 80g/ tail and health;
S2. raise and train: the wild Chinese Monacanthus picked out is thrown in and raises and train two weeks or more to raising and train in net cage, describedly raise and train net cage and raise together with net cage for sea area net cage, the algae coverage rate of raising and train on the etting of net cage is 20 ~ 30%, rejects weak, abnormal and dead fingerling;
S3. raise together with: S2 is raised and train the wild Chinese Monacanthus filtered out render to cultivation have seawater master breed fish class net cage in raise together with, the coverage rate of raising together with algae on net cage during input is 10 ~ 20%.
Preferably, S2 raises and train and picks out the individuality that quality is 50 ~ 60g/ tail.
Compared with prior art, the beneficial effect of technical solution of the present invention is: the present invention adopts wild Chinese Monacanthus to raise together with main breeding fish, and both do not have flood competition relation, and can not accuse each other.Wild Chinese Monacanthus does not only affect main normal growth of breeding fish, and the algae that in cage culture process of can also ingesting, etting is grown nonparasitically upon another plant above and every day the residual bait that produces or ight soil, effectively can reduce the net cage deteriorating water quality that algae, residual bait and ight soil corruption cause, thus can stablize, effectively safeguard that seawater cage ecosystem health develops, ensure normally carrying out of breeding production.In addition, the present invention raising efficiency of feed utilization, ensure cultured fishes normal growths while, additionally can also increase the income of Chinese Monacanthus, ensure that etting cleans, reduce fisherman and clean etting workload and extend etting service time.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further details, but embodiment does not limit in any form the present invention.Unless stated otherwise, the present invention adopts reagent, method and apparatus are the art conventional reagent, method and apparatus.
embodiment 1
The present embodiment a kind of provide utilization to raise together with method that wild Chinese Monacanthus carries out the adjustment of seawater cage water ecology, comprises the steps:
S1. select: the wild Chinese Monacanthus of selecting to raise together with net cage surrounding area, picking out weight is 40 ~ 80g/ tail, and the individuality of health;
S2. raise and train: the wild Chinese Monacanthus picked out is thrown in and raises and train two weeks or more to raising and train in net cage, describedly raise and train net cage and raise together with net cage for sea area net cage, the algae coverage rate of raising and train on the etting of net cage is 20 ~ 30%, rejects weak, abnormal and dead fingerling; The specification of domestication net cage is 3*3*4M;
S3. raise together with: S2 is raised and train the wild Chinese Monacanthus filtered out render to cultivation have in the net cage of egg-shaped pompano, raise together with, the input size of egg-shaped pompano is 8 ~ 10cm, and input density is 50 ~ 60 tails/m
3, the input density of Chinese Monacanthus is 5 ~ 10 tails/m
3, the coverage rate of raising together with algae on net cage during input is 10 ~ 20%, and the time of raising together with is from May to December, about 7 totally months; The specification of fish culture net cage is 3*3*4M.
After egg-shaped pompano and wild Chinese Monacanthus being raised together with according to the method described above, the growing state of two kinds of fishes is in table 1.In breeding process, Chinese Monacanthus can not float and rob food feed, and etting cleannes are good, caged-culture waters Ecological Stabilization, and main class fast growth of breeding fish, disease is few, and efficiency of feed utilization is high.
It should be noted that: the object of the invention is Chinese Monacanthus role in the process of raising together with is described, specification summary of the invention part has illustrated that applicable master class of breeding fish is more in addition, and the effect of raising together with is all far better than monoculture, does not enumerate at this.
comparative example 1
This comparative example cultivates egg-shaped pompano separately, net cage size, throw in egg-shaped pompano density and every day feedstuff feeding amount constant.Monoculture egg-shaped pompano growing state is in table 1 according to the method described above.No matter be body weight gain rate, survival rate, or net cage algae coverage rate, and the amount of labour that etting cleans all obviously is worse than embodiment.
Table 1 raises together with growth and the net cage ambient conditions of process Mesichthyes
Note: in table, data are the mean value measured for three times.
Claims (4)
1. the method that wild Chinese Monacanthus carries out the adjustment of seawater cage water ecology is raised together with in utilization, it is characterized in that, class of wild Chinese Monacanthus and seawater master being breeded fish is raised together with, and the input density of wild Chinese Monacanthus is 5 ~ 10 tails/m
3, the coverage rate of raising together with algae on net cage during input is 10 ~ 20%.
2. method according to claim 1, is characterized in that, described wild Chinese Monacanthus is raised and train before raising together with, and raising and train net cage and raising together with net cage is that the algae coverage rate of raising and train on the etting of net cage is 20 ~ 30% with sea area net cage.
3. the method according to any one of claim 1 ~ 2, is characterized in that, comprises the steps:
S1. select: the wild Chinese Monacanthus of selecting to raise together with net cage surrounding area, pick out the individuality that quality is 40 ~ 80g/ tail and health;
S2. raise and train: the wild Chinese Monacanthus picked out is thrown in and raises and train two weeks or more to raising and train in net cage, describedly raise and train net cage and raise together with net cage for sea area net cage, the algae coverage rate of raising and train on the etting of net cage is 20 ~ 30%, rejects weak, abnormal and dead fingerling;
S3. raise together with: S2 is raised and train the wild Chinese Monacanthus filtered out render to cultivation have seawater master breed fish class net cage in raise together with, the coverage rate of raising together with algae on net cage during input is 10 ~ 20%.
4. method according to claim 3, is characterized in that, S2 raises and train and picks out the individuality that quality is 50 ~ 60g/ tail.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510444893.3A CN105123572B (en) | 2015-07-27 | 2015-07-27 | A kind of method for carrying out seawater cage water ecology adjusting using wild Chinese Monacanthus is raised together |
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| CN201510444893.3A CN105123572B (en) | 2015-07-27 | 2015-07-27 | A kind of method for carrying out seawater cage water ecology adjusting using wild Chinese Monacanthus is raised together |
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| CN105123572A true CN105123572A (en) | 2015-12-09 |
| CN105123572B CN105123572B (en) | 2018-05-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110192535A (en) * | 2019-06-28 | 2019-09-03 | 海南晨海水产有限公司 | A kind of outdoor artificial raise seedling method of Lutianus sebae |
| CN111892170A (en) * | 2020-08-07 | 2020-11-06 | 长江流域水环境监测中心 | Method for controlling periphytic algae in large-scale artificial water delivery channel |
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| CN103548737A (en) * | 2013-11-05 | 2014-02-05 | 通威股份有限公司 | Low-carbon and environment-friendly fish-farming method |
| JP2014132887A (en) * | 2012-09-26 | 2014-07-24 | Yoshiaki Nagaura | Preventing fungus of bacteria, microorganism, acorn barnacle, pearl oyster, wakame seaweed, etc. from adhering in fishing net, fishing gear, ship's bottom, buoy, bathroom or bathhouse, and method for preventing the adhesion |
| CN104719202A (en) * | 2015-03-19 | 2015-06-24 | 北海市珍源海洋生物有限公司 | Polyculture mode for marine products |
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2015
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Patent Citations (6)
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| CN201360463Y (en) * | 2009-02-19 | 2009-12-16 | 浙江海洋学院 | Fish-algae polyculture device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110192535A (en) * | 2019-06-28 | 2019-09-03 | 海南晨海水产有限公司 | A kind of outdoor artificial raise seedling method of Lutianus sebae |
| CN110192535B (en) * | 2019-06-28 | 2021-03-16 | 海南晨海水产有限公司 | Outdoor artificial breeding method for Sichuan flute sea bream |
| CN111892170A (en) * | 2020-08-07 | 2020-11-06 | 长江流域水环境监测中心 | Method for controlling periphytic algae in large-scale artificial water delivery channel |
| CN111892170B (en) * | 2020-08-07 | 2021-06-22 | 长江流域水环境监测中心 | Method for controlling periphytic algae in large-scale artificial water delivery channel |
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| CN105123572B (en) | 2018-05-22 |
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