CN110367153A - Variegated sculpins postlarva breeding method - Google Patents
Variegated sculpins postlarva breeding method Download PDFInfo
- Publication number
- CN110367153A CN110367153A CN201910823141.6A CN201910823141A CN110367153A CN 110367153 A CN110367153 A CN 110367153A CN 201910823141 A CN201910823141 A CN 201910823141A CN 110367153 A CN110367153 A CN 110367153A
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- postlarva
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- sculpins
- variegated
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- 241000276573 Cottidae Species 0.000 title claims abstract description 19
- 238000009395 breeding Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 241000251468 Actinopterygii Species 0.000 claims abstract description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 235000013305 food Nutrition 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 241000595940 Notostraca Species 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 5
- 241000133262 Nauplius Species 0.000 claims description 3
- 210000000476 body water Anatomy 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 239000000645 desinfectant Substances 0.000 claims description 2
- 230000000249 desinfective effect Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 201000010099 disease Diseases 0.000 claims 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 10
- 230000004083 survival effect Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000036541 health Effects 0.000 abstract description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 240000002234 Allium sativum Species 0.000 description 1
- 241000238557 Decapoda Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 241001529596 Pontinus kuhlii Species 0.000 description 1
- 244000223014 Syzygium aromaticum Species 0.000 description 1
- 235000016639 Syzygium aromaticum Nutrition 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 235000004611 garlic Nutrition 0.000 description 1
- 235000004280 healthy diet Nutrition 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 230000007704 transition Effects 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
- A01K61/10—Culture of aquatic animals of fish
-
- 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
Variegated sculpins postlarva breeding method; belong to fish culture technical field; including the requirement to condition of water quality, cultivating condition and operating technology; breeding method through the invention; the survival rate 93% for cultivating postlarva provides high-quality seed for the original seed protection of variegated sculpins, new breed variety is provided for cold water fish industry; it pushes cold water fish industry health, efficiently develop, achieve good economic benefit, social benefit and ecological benefits.
Description
Technical field
The invention belongs to fish culture technical fields, especially relate to a kind of variegated sculpins postlarva breeding method.
Background technique
Variegated sculpins is subordinate to Rockfish shape mesh Cottoidei Cottidae sculpins category, China be only distributed in Heilungkiang,
Song Hua River, the Wusuli River, the Suifenhe, TUMENJIANG RIVER, the Yalu River, Liaohe River tributary Hun River, Taizihe River, Liaodong Peninsula Bi Liuhe etc., state
NORTHERN KOREA, all states in Far-east Area of Russia and Northern Europe are seen outside, and 2 rheological properties are mature, are with aquatic insect and its larva, small fish and shrimp
Food.Variegated sculpins is the rare fish of small-sized cold water, and outstanding feature is: (1) fine and tender taste, is in garlic clove shape, in good taste, nutrition
Value is high.(2) in pollution-free, water quality clear brook, living environment is environmentally protective, is typical green food, meets for existence
Demand of the current consumer to healthy diet, green food, quality are excellent.(3) it is quite received by the market, and the source of goods is in great shortage, market pin
Price lattice be up to 100 yuan/kilogram~200 yuan/kilogram, economic value is high, great Development volue.Currently, the country is about variegated Du
Father fish is also only limitted to biology Primary Study, and length is brief, and the special item that postlarva is cultivated still belongs to blank, therefore, existing skill
The new technical solution of one kind is needed in art to solve the problems, such as this.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of variegated sculpins postlarva breeding method, cultivate postlarva
Survival rate be 93%, provide high-quality seed for the original seed protection of variegated sculpins, provided for cold water fish industry new feeding
Kind is grown, cold water fish industry health is pushed, efficiently develops, achieve good economic benefit, social benefit and ecological benefits.
Variegated sculpins postlarva breeding method, it is characterized in that: include the following steps, and following steps sequentially carry out,
Step 1: choosing the spring water being aerated as water source, water temperature is 8 DEG C~10 DEG C, and dissolved oxygen is 9mg/L~11mg/
L；
Step 2: setting glass reinforced plastic places side by side slot indoors, the size for placing side by side slot is 2.8m × 0.52m × 0.22m, will be placed side by side
Slot is discharged bottom of the tube and blocks, and adds water to 20cm, after being sterilized 24 hours using 10% Betagen Solution 20ppm, by disinfectant
It exhausts, repeats to change water scrub 2 times using clear water, slot is placed side by side in emptying；30 purposes are arranged in the position of 20cm before placing side by side slot water outlet
Block, the height of outlet pipe are 10cm~12cm, and the spring water chosen by water inlet pipe plus step 1, water flow control exists
2.5L/min~3L/min, trough inner water keep 10cm~12cm deeply；
Step 3: placing side by side after adding water to step 2 launches the prelarva that postlarva is cultivated, 30,000 tails of throw-in density/m in slot2, water
Flow is 2.5L/min~3L/min, daily 7:00~8:00 and 13:00~14:00, feeds fairy shrimp nauplius, every daily
Ten thousand tail feeding volumes are 20g；Postlarva grows to 0.1g, and density is adjusted to 1.5 ten thousand tails/m2, water flow is 3.5L/min~4L/min,
Daily 7:00~8:00 and 13:00~14:00, feeds fairy shrimp without the knot young, and every ten thousand tails feeding volume is 20g, and daily 10:00~
11:00 and 16:00~17:00 respectively feeds primary chilled flea class；Postlarva grows to 0.5g, and density is adjusted to 10,000 tails/m2, water flow
Amount is 4.5L/min~5L/min, increases chilled flea class feeding volume, is satiated with food and feeds；Postlarva grows to 1g, and postlarva, which is cultivated, to terminate.
In the step 3 postlarva cultivating process, placing side by side slot water body water temperature is 8 DEG C~15 DEG C, dissolved oxygen content >=6mg/L.
In the step 3 postlarva cultivating process, slot is placed side by side in cleaning between daily 5:00~6:00, and method for cleaning is, will be dead
Fish, sundries are pulled out, and outlet pipe is pulled out, and are rearward pulled with 120 destination party fishing sea from the top for placing side by side slot front, water body, are made to remain
Bait, faecal suspension flow out through block with water, are plugged outlet pipe, lift water level.
In the step 3 postlarva cultivating process, daily 4:00~5:00 and 14:00~15:00 measure water temperature, every 15
Its measurement dissolved oxygen is primary, and 30 tails of extraction measure postlarva average weight within every 30 days, adjusts throw-in density according to postlarva average weight.
When postlarva cultivates generation bacteriosis, 5:00~6:00, will place side by side slot water level and was down to 4cm every morning, use
The saline solution of 2% concentration is being placed side by side in slot continuous sealing disinfection three days, and each disinfecting time is 40min.
Through the above design, the present invention can be brought the following benefits: variegated sculpins postlarva breeding method makes
The survival rate that postlarva is cultivated is 93%, provides high-quality seed for the original seed protection of variegated sculpins, provides for cold water fish industry
New breed variety pushes cold water fish industry health, efficiently develops, achieve good economic benefit, social benefit and
Ecological benefits.
Specific embodiment
Variegated sculpins postlarva breeding method, including condition of water quality, cultivating condition and operating technology requirement, specifically such as
Under:
Condition of water quality: water source is the spring water of aeration, and water quality is limpid, meets breeding water standard, 8~10 DEG C of water temperature, molten
Solve oxygen 9mg/L~11mg/L.
Cultivating condition: postlarva is cultivated and carries out indoors, and feeding slot is that glass reinforced plastic places side by side slot major trough, specification 2.8m × 0.52m
×0.22m.Before prelarva is launched, slot water outlet bottom of the tube will be placed side by side and shut with plastic cloth, 20cm is added water to, with the poly- dimension of content 10%
After ketone iodine solution 20ppm is sterilized 24 hours, slot is placed side by side in scrub, then, pulls out outlet pipe, the water of disinfection is exhausted.Opening is placed side by side
The water inlet pipe of slot shuts outlet pipe, and topped up with water after scrub of cutting off the water, pulls out outlet pipe, and emptying is cleaned 2 times repeatedly in this way.Going out
The backstop of 30 mesh is set at 20cm before the mouth of a river, and the height of outlet pipe is set as 10cm~12cm, and water inlet pipe adds water, water flow control
In 2.5L/min~3L/min, trough inner water remains 10cm~12cm deeply.
Operating technology: 30,000 tails of prelarva throw-in density/m that postlarva is cultivated2, postlarva is long to 0.1g, by two grades by size of postlarva
It separates, meanwhile, density is adjusted to 1.5 ten thousand tails/m2；It grows to 0.5g, postlarva is separated for two grades by size, meanwhile, density is adjusted to 1
Ten thousand tails/m2；To 1g, postlarva is cultivated to terminate length；The separated purpose of postlarva size is the isotropism for guaranteeing to ingest and prevents specification big
Postlarva bite the small postlarva of specification, improve postlarva cultivating survival rate；
It places side by side slot water body water temperature and is maintained at 8 DEG C~15 DEG C, dissolved oxygen content >=6mg/L；
Initial water flow 2.5L/min~3L/min that postlarva is cultivated, it is young as the growth of postlarva gradually increases water flow
Fish is long to 0.1g, and water flow increases to 3.5L/min~4L/min；Postlarva is long to 0.5g, and water flow increases to 4.5L/min~5L/
min；
When prelarva can normally move about, should open in time food domestication, prelarva open-mouthed bait be fairy shrimp nauplius, daily every ten thousand
Tail feeds 20g, in two times, equivalent feed, i.e. when the 7:00~8:00 in the morning, when the 13:00~14:00 in afternoon, with postlarva
Growth gradually increase feeding volume, be satiated with food and feed；After postlarva length to 0.1g, except daily every ten thousand tail feeds 20g fairy shrimp without section
In vitro, upper and lower noon increases feeds that agreeable to the taste chilled flea class is each primary to the young, i.e. when the 10:00~11:00 in the morning, afternoon 16:
When 00~17:00, with the growth of postlarva, only increase the feeding volume of agreeable to the taste chilled flea class, from live bait to chilled flea class transition, satisfies
Food is fed；
It is primary that slot is placed side by side in daily 5:00~6:00 cleaning, first pulls dead fish, sundries out in time, pulls out outlet pipe, with 120 mesh
Side fishing sea from place side by side in front of slot, the top of water body rearward pulls, and makes surplus bait, faecal suspension, flowed out with water through block, it
Afterwards, it is plugged outlet pipe, lifts water level, keeps the sanitation and hygiene for placing side by side slot；
Daily measurement water temperature twice, when morning 4:00~5:00, when 14:00~15:00 in afternoon；Per half a month measures dissolved oxygen
Once, monthly random sampling is primary, randomly selects 30 tails, measures the average weight of postlarva, checks the growing state of postlarva, and root
Throw-in density is adjusted in time according to average weight, in order to avoid influence the growth of postlarva；
Bacteriosis is treated with the salt of 2% concentration, for three days on end, method is: morning, by salt by disinfection dosage thing
It is first dissolved in plastic barrel, the water placed side by side in slot is drained into 4cm, shuts outlet pipe with plastic cloth, also shut off water inlet pipe, full slot
It splashes, making water body is in 2% brine concentration, sterilizes 40min.
Claims (5)
1. variegated sculpins postlarva breeding method, it is characterized in that: include the following steps, and following steps sequentially carry out,
Step 1: choosing the spring water being aerated as water source, water temperature is 8 DEG C~10 DEG C, and dissolved oxygen is 9mg/L~11mg/L；
Step 2: setting glass reinforced plastic places side by side slot indoors, the size for placing side by side slot is 2.8m × 0.52m × 0.22m, will place side by side slot and goes out
Water pipe bottom blocks, and adds water to 20cm, and after being sterilized 24 hours using 10% Betagen Solution 20ppm, disinfectant is exhausted,
It repeats to change water scrub 2 times using clear water, slot is placed side by side in emptying；The block of 30 mesh is arranged in the position of 20cm before placing side by side slot water outlet,
The height of outlet pipe is 10cm~12cm, and the spring water chosen by water inlet pipe plus step 1, water flow is controlled in 2.5L/min
~3L/min, trough inner water keep 10cm~12cm deeply；
Step 3: placing side by side after adding water to step 2 launches the prelarva that postlarva is cultivated, 30,000 tails of throw-in density/m in slot2, water flow
For 2.5L/min~3L/min, daily 7:00~8:00 and 13:00~14:00, fairy shrimp nauplius is fed, daily every ten thousand tail
Feeding volume is 20g；Postlarva grows to 0.1g, and density is adjusted to 1.5 ten thousand tails/m2, water flow is 3.5L/min~4L/min, daily
7:00~8:00 and 13:00~14:00, feed fairy shrimp without knot the young, every ten thousand tails feeding volume be 20g, daily 10:00~11:
00 and 16:00~17:00 respectively feeds primary chilled flea class；Postlarva grows to 0.5g, and density is adjusted to 10,000 tails/m2, water flow
For 4.5L/min~5L/min, increases chilled flea class feeding volume, be satiated with food and feed；Postlarva grows to 1g, and postlarva, which is cultivated, to terminate.
2. variegated sculpins postlarva breeding method according to claim 1, it is characterized in that: the step 3 postlarva was cultivated
Cheng Zhong, placing side by side slot water body water temperature is 8 DEG C~15 DEG C, dissolved oxygen content >=6mg/L.
3. variegated sculpins postlarva breeding method according to claim 1, it is characterized in that: the step 3 postlarva was cultivated
Slot is placed side by side in cleaning between Cheng Zhong, daily 5:00~6:00, and method for cleaning is to pull dead fish, sundries out, pull out outlet pipe, with 120 mesh
Side fishing sea from place side by side in front of slot, the top of water body rearward pulls, and makes surplus bait, faecal suspension, flow out, be plugged through block with water
Outlet pipe lifts water level.
4. variegated sculpins postlarva breeding method according to claim 1, it is characterized in that: the step 3 postlarva was cultivated
Cheng Zhong, daily 4:00~5:00 and 14:00~15:00 measure water temperature, primary every 15 days measurement dissolved oxygens, extract 30 within every 30 days
Tail measures postlarva average weight, adjusts throw-in density according to postlarva average weight.
5. variegated sculpins postlarva breeding method according to claim 1, it is characterized in that: postlarva, which is cultivated, occurs bacillary disease
When sick, 5:00~6:00, will place side by side slot water level and was down to 4cm every morning, and the saline solution using 2% concentration is being placed side by side in slot continuously
Sealing sterilizes three days, and each disinfecting time is 40min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910823141.6A CN110367153A (en) | 2019-09-02 | 2019-09-02 | Variegated sculpins postlarva breeding method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910823141.6A CN110367153A (en) | 2019-09-02 | 2019-09-02 | Variegated sculpins postlarva breeding method |
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| CN110367153A true CN110367153A (en) | 2019-10-25 |
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