CN103202252B - Method of transporting live large-sized commercial shad - Google Patents
Method of transporting live large-sized commercial shad Download PDFInfo
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- CN103202252B CN103202252B CN201310125606.3A CN201310125606A CN103202252B CN 103202252 B CN103202252 B CN 103202252B CN 201310125606 A CN201310125606 A CN 201310125606A CN 103202252 B CN103202252 B CN 103202252B
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- hilsa herring
- cask
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- net
- fish
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- 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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Abstract
A method of transporting live large-sized commercial shad includes the steps of firstly, preparing before fishing; secondly, fishing; thirdly, bagging; fourthly, transporting; and fifthly reviving. In training before fishing, the shade is adaptive to manual operation; during fishing, mild operation is performed to avoid damage to the body of the shad; during bagging, transporting physiological fluid is added to lower stress reaction, and ice cubes are used for cooling to enable the shad to be less active; during transporting, foam boxes are used for bagging to reduce the influence caused by external vibrations. The time of transporting the shad by the method lasts more than 10 hours, the survival rate is more than 90%, and the shad can survive for more than 2 days at the destination.
Description
Technical field
The technical program belongs to aquaculture field, specifically a kind of large gauge commodity hilsa herring living body transportation method.
Background technology
In the live transport of current conventional fish, if use anaesthetic, through the haulage time of 10 hours, can ensure that survival rate is more than about 90%.But hilsa herring temper is irritable, very easily producing the stimulation such as environmental change and manual operation stress, and stress reaction is far better than general fish, show as and move about fast along chamber wall, sometimes also there is the behavior colliding chamber wall, cause fish body surface injured, and there is dried up namely dead characteristic, cause live transport very difficult.Physiological and biochemical analysis research is carried out to the hilsa herring under stress situation, result shows, after environment change, hilsa herring serum cortisol sharply rises, in typical stress situation, after proceeding to smaller container, serum cortisol rises to rapidly more than 10 times, transports serum cortisol content after 2 hours and rises 20 times than before transport; Cause blood sugar and lactic acid dehydrase to rise simultaneously, cause body anoxic, occur irritability acute bleeding, and the tissue such as heart, liver is by damage to a certain extent, also occurs haemolysis, thus causes higher lethality.
Especially monomer specification is the large gauge commodity hilsa herring of 0.5-0.8kg/ tail, and its irritability is more more violent than hilsa herring seed, can cause larger shock, cause fish body injured, and then affect transportation survival rate.
There is bigger difference in chilled hilsa herring and live body hilsa herring taste; therefore the market price also exists difference, carry out sale with live body and can guarantee to obtain larger benefit, therefore explore the transportation resources of large gauge marketable fish live body hilsa herring; there is the wide market demand, be also conducive to the development promoting culturing reeves shads industry.
Summary of the invention
The present invention mainly solves large gauge commodity hilsa herring live transport problem, for the Living Donor of hilsa herring from culturing pool to restaurant should provide a feasible way.
The technical program is started with from the life habit of large gauge hilsa herring and biological property, targetedly to fishing for, the links such as transport adopts corresponding measure, reduce manual operation to the stimulation of hilsa herring, alleviate stress reaction, thus the injury reduced fish body, after guaranteeing that transport hilsa herring arrives at the destination, still can survive.The technical program is specific as follows:
A kind of large gauge commodity hilsa herring living body transportation method, step comprises:
One) front preparation is fished for
After hilsa herring reaches commercial specification, training hilsa herring makes it tentatively adapt to the intervention of human behavior:
Draw in the net to take exercise: coordinate the design of culturing pool size to draw in the net, hilsa herring is driven to culturing pool one jiao, keep the density of the hilsa herring of this hilsa herring aggregation zone to be 8 ~ 10 times of normal cultivation density, decontrol after 4 ~ 8 minutes and draw in the net;
Draw in the net to be trained for every day 2 ~ 3 times, carry out more than 3 days continuously, and the density of the hilsa herring of described hilsa herring aggregation zone is increased gradually, final densities reaches every cube of water body and is greater than 100 tails;
Two) fish for
Fish in process is the operation of band water;
Three) pack
After hilsa herring is fished for, load immediately in cask; Add transport physiological liquid, installation of water is 1/4 ~ 2/5 of cask volume; After putting into live fish, squeeze out immediately and accumulate air in cask, and be filled with pure oxygen, enclosed conveying container; Hilsa herring density in cask is 10 ~ 15 tails/100L;
Four) transport
The cask that hilsa herring is housed is placed in damping container, meanwhile, between cask outer wall and damping container inner wall, puts into trash ice; Again the packed in cases of damping container, the enclosed vehicle of band air conditioning function is adopted to transport destination to; If haulage time was more than 10 hours, then to the cask that hilsa herring is housed, oxygenation is once again.
Five) recover
After arriving destination, the cask that hilsa herring is housed is put into water body to be put in a suitable place to breed, when the water temperature in cask is with after the water temperature of putting water body in a suitable place to breed is consistent, then hilsa herring is put into water.
As preferably:
Described step one) in, fish for first 1 day, stop bait throwing in.
Described step one) in, the silk screen drawn in the net as smooth pliable, mesh density is more than every square cun of 300 orders (very little is cun).
Described step 3) in, the formula of preferred transport physiological liquid is: the concentration of sea salt is 5000 ~ 10000ppm, and the concentration of vitamin c is 10-15ppm, and the mass concentration of benzocainum is 20 ~ 30ppm, and surplus is water.
Described step 3) in, described cask is double-layer plastic Nylon Bag, and the volume of this Nylon Bag is 20L ± 10%, and wall thickness is not less than 0.8mm; Put into commodity hilsa herring 2 ~ 3 tail that specification is 0.5 ~ 0.8kg/ tail for every bag.
Described step 3) in, damping container is bubble chamber.
In the technical program, before fishing for, carry out training making hilsa herring possess certain adaptability to manual operation; Fish for gentle operation in process, avoid causing damage to fish body; During pack, add transport physiological liquid, reduce stress reaction, use ice block cooling, reduce hilsa herring activity; During transport, with bubble chamber pack, reduce the impact of external environment concussion.
Embodiment
A kind of large gauge commodity hilsa herring living body transportation method, step comprises:
One) front preparation is fished for
After hilsa herring reaches commercial specification, training hilsa herring makes it tentatively adapt to the intervention of human behavior:
Draw in the net to take exercise: coordinate the design of culturing pool size to draw in the net, hilsa herring is driven to culturing pool one jiao, keep the density of the hilsa herring of this hilsa herring aggregation zone to be 8 ~ 10 times of normal cultivation density, decontrol after 4 ~ 8 minutes and draw in the net;
Draw in the net to be trained for every day 2 ~ 3 times, carry out more than 3 days continuously, and the density of the hilsa herring of described hilsa herring aggregation zone is increased gradually, final densities reaches every cube of water body and is greater than 100 tails;
Two) fish for
Fish in process is the operation of band water;
Three) pack
After hilsa herring is fished for, load immediately in cask; Add transport physiological liquid, installation of water is 1/4 ~ 2/5 of cask volume; After putting into live fish, squeeze out immediately and accumulate air in cask, and be filled with pure oxygen, enclosed conveying container; Hilsa herring density in cask is 10 ~ 15 tails/100L;
Four) transport
The cask that hilsa herring is housed is placed in damping container, meanwhile, between cask outer wall and damping container inner wall, puts into trash ice; Again the packed in cases of damping container, the enclosed vehicle of band air conditioning function is adopted to transport destination to; If haulage time was more than 10 hours, then to the cask that hilsa herring is housed, oxygenation is once again.
Five) recover
After arriving destination, the cask that hilsa herring is housed is put into water body to be put in a suitable place to breed, when the water temperature in cask is with after the water temperature of putting water body in a suitable place to breed is consistent, then hilsa herring is put into water.
The results showed, in general, transport hilsa herring according to the method described above, haulage time can reach more than 10 hours, and survival rate can reach more than 90%, and arrives at the destination and still can survive more than 2 days.
Below in conjunction with preferred embodiment, the present invention is further described as follows:
One, front preparation is fished for
After hilsa herring reaches commercial specification, hilsa herring is trained tentatively to adapt to the intervention of human behavior by the mode such as to draw in the net; Fish for first 1 day, stop bait throwing in.
Draw in the net to take exercise, coordinate the design of culturing pool size to draw in the net, hilsa herring is driven to culturing pool one jiao, decontrol after 5 minutes, adapt to narrow space to make it for 10 times that remain usual cultivation density.Every day like this 2 ~ 3 times, carry out more than 3 days continuously, and according to circumstances make density increase gradually, reach the density of 100, every cube of water body, can transport.Because hilsa herring fish scale very easily comes off, draw in the net to adopt the silk screen of smooth pliable, what preferably use mariages terylene mesh (mesh density is more than every square cun of 300 orders) to make draws in the net for this reason.
Two, fish for
Undertaken drawing in the net to fish for by the mode of drawing in the net to take exercise.Hilsa herring temper is irritable, requires high, have water outlet and dead to say, therefore water should be with in the process of fishing for operate dissolved oxygen.
Three, pack
After hilsa herring is fished for, should load immediately in ready double-layer plastic Nylon Bag.Nylon Bag preferably selects about 20L specification, wall thickness 0.1mm; Add transport physiological liquid, installation of water is about 1/3 of Nylon Bag capacity; Add transport physiological liquid, fill a prescription as the concentration of sea salt is 5000 ~ 10000ppm, the concentration of vitamin c is 10-15ppm, and the mass concentration of benzocainum is 20 ~ 30ppm, and surplus is water.After putting into live fish, extrude output inner product immediately and to leave a blank gas, and be filled with pure oxygen, oxygenation capacity with Nylon Bag surface full flexible, without recessed flat for degree, after oxygenation terminates, tighten sack with rubber band immediately.Put into the commodity hilsa herring 2-3 tail that specification is 0.5-0.8kg/ tail for every bag.
Four, transport
After hilsa herring pack terminates, be horizontally-arranged in the bubble chamber with the supporting size of Nylon Bag, and put into trash ice; The packed in cases of bubble chamber external demand.Adopt the enclosed vehicle transport of band air conditioning function toward destination, if haulage time was more than 10 hours, can oxygenation be once again.
Five, recover
After arriving destination, bag is put into water body to be put in a suitable place to breed, and after water-in-bag temperature is consistent with putting water body water temperature in a suitable place to breed, (about 15 minutes) open bag again, and fish is put into water.
Test is below autumn, carries out hilsa herring transport by Yangtze River Delta Area city to North China city:
One, front preparation is fished for
Compliant transport is live body hilsa herring 20 tail of more than 0.6kg/ tail.Within first 4 days, start to draw in the net for three days on end to take exercise to culturing reeves shads pond in shipping, early, middle and late each exercise 1 time.Draw in the net to adopt mosquito net cloth to make.Then daystart of stopping eating is fished for out pond and is transported.
Two, fish for and pack
Before fishing for, get out the nylon shipping bags that 15 install transport physiological liquid in advance.
4:00 AM adopts and draws in the net exercising way and fish for, and by hilsa herring corral in fishpond one jiao, therefrom selects the individuality reaching commercial specification.After fish is dragged for the gauze made with mosquito netting cloth, fill in the Nylon Bag of transport physiological liquid immediately, often packed 2 tails.Extrude output inner product immediately to leave a blank gas, and be filled with pure oxygen, and tighten sack with rubber band.
Three, transport
After hilsa herring pack terminates, Nylon Bag is horizontally-arranged in mating foam case, and puts into and install with mineral water bottle the ice cube that water is frozen into; Foam is inserted in packed in cases.Employing minibus transports, and omnidistance unlatching air-conditioning, temperature adjustment to 20 DEG C, is transported to airport, mails to North China city by flight, and whole haulage time is not more than 10 hours.
Four, recover
After arriving destination, bag is put into water body to be put in a suitable place to breed, and after water-in-bag temperature is consistent with putting water body water temperature in a suitable place to breed, (about 15 minutes) open bag again, and fish is put into water.According to destination feedback, this transport all survivals.
Claims (2)
1. a large gauge commodity hilsa herring living body transportation method, is characterized in that step comprises:
One) front preparation is fished for
After hilsa herring reaches commercial specification, training hilsa herring makes it tentatively adapt to the intervention of human behavior, method is taken exercise for drawing in the net: coordinate the design of culturing pool size to draw in the net, hilsa herring is driven to culturing pool one jiao, keep the density of the hilsa herring of this hilsa herring aggregation zone to be 8 ~ 10 times of normal cultivation density, decontrol after 4 ~ 8 minutes and draw in the net;
Draw in the net to be trained for every day 2 ~ 3 times, carry out more than 3 days continuously, and the density of the hilsa herring of described hilsa herring aggregation zone is increased gradually, final densities reaches every cube of water body and is greater than 100 tails;
Fish for first 1 day, stop bait throwing in;
Two) fish for
Fish in process is the operation of band water;
Three) pack
After hilsa herring is fished for, load immediately in cask; Add transport physiological liquid, installation of water is 1/4 ~ 2/5 of cask volume; After putting into live fish, squeeze out immediately and accumulate air in cask, and be filled with pure oxygen, enclosed conveying container;
The formula of transport physiological liquid is: the concentration of sea salt is 5000 ~ 10000ppm, and the concentration of vitamin c is 10-15ppm, and the mass concentration of benzocainum is 20 ~ 30ppm, and surplus is water;
Described cask is double-layer plastic Nylon Bag, and the volume of this Nylon Bag is 20L ± 10%, and wall thickness is not less than 0.8mm; Put into commodity hilsa herring 2 ~ 3 tail that specification is 0.5 ~ 0.8kg/ tail for every bag;
Four) transport
The cask that hilsa herring is housed is placed in damping container, meanwhile, between cask outer wall and damping container inner wall, puts into trash ice; Again the packed in cases of damping container, the enclosed vehicle of band air conditioning function is adopted to transport destination to; If haulage time was more than 10 hours, then to the cask that hilsa herring is housed, oxygenation is once again;
Five) recover
After arriving destination, the cask that hilsa herring is housed is put into water body to be put in a suitable place to breed, when the water temperature in cask is with after the water temperature of putting water body in a suitable place to breed is consistent, then hilsa herring is put into water.
2. large gauge commodity hilsa herring living body transportation method according to claim 1, is characterized in that described step one) in, the silk screen drawn in the net as smooth pliable, mesh density is more than every square cun of 300 orders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310125606.3A CN103202252B (en) | 2013-04-11 | 2013-04-11 | Method of transporting live large-sized commercial shad |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310125606.3A CN103202252B (en) | 2013-04-11 | 2013-04-11 | Method of transporting live large-sized commercial shad |
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| CN103202252A CN103202252A (en) | 2013-07-17 |
| CN103202252B true CN103202252B (en) | 2015-04-22 |
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| CN104904629A (en) * | 2015-05-15 | 2015-09-16 | 上海海洋大学 | Conveying method for a large quantity of freshwater fishes in summer |
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| CN112167116B (en) * | 2020-09-23 | 2022-10-11 | 上海市水产研究所（上海市水产技术推广站） | Method for selling and transporting American shad commercial fish live fish in culture pond |
| CN116061791A (en) * | 2023-02-14 | 2023-05-05 | 中国水产科学研究院南海水产研究所深圳试验基地 | Transporting device and transporting method for macula lutea and blue fish |
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