CN105766770B - A kind of handling transportation resources of salmon trout class fry - Google Patents
A kind of handling transportation resources of salmon trout class fry Download PDFInfo
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- CN105766770B CN105766770B CN201610149749.1A CN201610149749A CN105766770B CN 105766770 B CN105766770 B CN 105766770B CN 201610149749 A CN201610149749 A CN 201610149749A CN 105766770 B CN105766770 B CN 105766770B
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- transport case
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- salmon trout
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- seedling
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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
Abstract
The present invention relates to the technical field of transportation of fish, provide a kind of handling transportation resources of salmon trout class fry, comprising the following steps: (1) salmon trout seedling is stopped eating 40~60 hours in advance；(2) sampling weighing, according to the vanning density of the salmon trout seedling, calculates the reserved water level in transport case；(3) fresh water is added into transport case, until the reserved water level, fresh water water temperature≤13 DEG C, water dissolved oxygen content >=8mg/L；(4) the salmon trout seedling band water is delivered to dehydrator dehydration with fish pump, the salmon trout seedling come out from dehydrator fry exit enters the transport case；(5) after the transport case is filled, case lid is covered, can be set out.Present invention reduces the lay days, and fast quick-recovery is normally ingested and grown after entering pond, guarantee higher survival rate, while reducing transportation cost again.
Description
Technical field
The present invention relates to the technical field of transportation of fish, specially a kind of handling transportation resources of salmon trout class fry.
Background technique
Salmons are salmon fishes, including all kinds belonging to salmon subfamily and whitefish subfamily.Therefore, people's habit will
Salmon fishes are generally known as Salmons.Most Salmons have migratory, and behavior is active, is swim cold water fish,
With high nutritive value and economic value.By taking Atlantic salmon as an example, under natural environment, in annual winter, Atlantic salmon is from big
The West is sailed against the current, and migration thousands of miles, leap waterfall return to birthplace and raises up seed, because of breeding of laying eggs in its fresh water, seawater
In the characteristic that grows up to, so that its needs is cultivated seed in fresh water, be then transferred to seawater breeding to its length to certain specification.Generally
For, nursery base needs more rich freshwater resources, and area occupied is smaller, and forms the general fresh water in base and lack, and educates
There is certain distance in seedling base, and therefore, the fry later period needs to be transported to seawater base by fresh water base by live fish carrier, and fills
It unloads link to be also required to avoid operating from water as far as possible, and it is time-consuming shorter to make handling as far as possible, in order to avoid cause damages.
But the mode that traditional salmon trout class fry transport generallys use fishing live fish fry or anaesthetized in advance to fry
Carry out handling transport fry.Live fish fry fishing difficulty is caught, the used time is longer, and the bad control of traffic density, and density is big,
It will cause the mechanical damage of fry, such as fall squama, squeeze, density is small, influences conevying efficiency.Using being anaesthetized in advance to fry
Mode, fry feed anesthetic amount be unable to control, dosage is big, will affect fry and enters the time restored behind pond, influences fish
Seedling is normally ingested and is grown, and survival rate is reduced.Although big specification Salmons can be solved over long distances by anesthesia method
Transportation problem, but fry is especially sensitive to anesthetic, and fry stress reaction is than stronger, not to the utmost to anaesthesia dosage tolerance
It is identical, it is difficult to grasp, anesthesia duration is also unsuitable too long, is difficult to restore normal condition after otherwise entering seawater, during fry is transported
It should be avoided and use anesthetic.Therefore, a kind of method for finding high density transport salmon trout class fry, which seems, to be even more important.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of handling transportation resources of salmon trout class fry, shorten handling
Time, as far as possible reduction mechanical damage caused by fish, such as fall squama, squeeze, fast quick-recovery is normally ingested and is grown after entering pond,
Guarantee higher survival rate, while the method for transportation cost can be reduced again.
In order to solve the above technical problems, the present invention provides following technical schemes:
A kind of handling transportation resources of salmon trout class fry, comprising the following steps:
(1) salmon trout seedling is stopped eating 40~60 hours in advance；
(2) sampling weighing, according to the vanning density of the salmon trout seedling, calculates the reserved water level in transport case；
(3) fresh water is added into transport case, until the reserved water level, fresh water water temperature≤13 DEG C, water dissolved oxygen content >=
8mg/L；
(4) the salmon trout seedling band water is delivered to dehydrator dehydration with fish pump, is come out from dehydrator fry exit
The salmon trout seedling enter the transport case；
(5) after the transport case is filled, case lid is covered, can be set out；
(6) detect water temperature and water dissolved oxygen content in the transport case case at any time in transit, and keep water in the transport case
Temperature≤13 DEG C, water dissolved oxygen content >=8mg/L；
(7) after transporting destination to, the transport case is transported to the fry entrance of seawater base aquaculture pond, institute using fork truck
It states transport case fish outlet and is located at bottom, using gravity, flow into the salmon trout seedling all in the aquaculture pond of seawater base.
(2) step calculates the reserved water level in the transport case as follows:
A, the density of the salmon trout seedling is measured；
B, it according to the density content relationship of the density of the salmon trout seedling and water, must be discharged and the weight of the salmon trout seedling
Than；
C, according to the floor space of the transport case, the weight of the corresponding salmon trout seedling of 1 centimetre of water level is conversed；
D, again by vanning density, the weight of the floor space of the transport case and the corresponding salmon trout seedling of 1 centimetre of water level,
Calculate vanning height；
E, transport case height subtracts vanning height up to reserved water level.
Preferably, the step (7) in, while fish, in the transport case top opening using water pump to the transport
Water filling in case, until the salmon trout seedling fully enters the aquaculture pond.
Preferably, the salmon trout seedling counterpoise is 70~200g.
Preferably, the vanning density of the salmon trout seedling is 120~130kg/m3。
Preferably, the transport case is glass reinforced plastic transport case.
Preferably, oxygen delivery devices, water temperature detection system and water dissolved oxygen content detection system are equipped in the transport case.
Fry is pumped into dehydrator along hose using fish pump band water by the present invention, and fry passes through the dehydrator dehydration close to transport case
Transport case is imported along hose afterwards, transport case is transported to workshop when unloading and is entered at lymphogranuloma inguinale, fry is made to import aquaculture pond along hose strap water.
After above-mentioned technical proposal, the beneficial effects of the present invention are: the handling due to the present invention to salmon trout class fry
Transportation resources loads and unloads live fish fry using fish pump, and is only sloughed water using dehydrator before transport vehicle, and only fry enters
Transport case, the damage caused by fish is minimum, both facilitates and controls traffic density, the transport for substantially increasing live fish fry is close
Degree.It can be shortened the lay day, the damage to fry greatly reduced, while guaranteeing higher traffic density, it is ensured that in transit
Safety, it is smaller that fry enters the stress reaction behind pond, can restore to ingest in 2 days, in addition, the invention also also reduces transport significantly
And human cost.
Specific embodiment
The present invention is further elaborated below with reference to embodiment:
(1) the Atlantic salmon drop bull trout fry of counterpoise 100g or so is stopped eating 48 hours；
(2) sampling weighing, with density of casing for 125kg/m3Meter calculates the reserved water level sampling weighing in transport case, tool
Gymnastics conduct:
Taking a volume is the bucket of 10L, about 6L water is added, and carry out watermark H1, peeling of weighing is placed on scale, from
20~30 tail fries are fished in pond to be put into bucket, record the weight of fry, then are made marks H to water level2, fry is put back in pond
Afterwards, then the weight of water between two level scales is weighed up, the weight relationships of fry and water, water body weight: fry can be calculated
Weight=4:5.
A length of 1.6m, width 1m inside transport case are measured, i.e., the water level volume of every cm is 0.016m3, the density of water according to
1000kg/m3It calculates, it is 16kg that every cm water body weight, which can be obtained, and the weight for being converted into fry is 20kg, i.e., the weight of every cm water
Amount is approximately equivalent to the weight of 20kg fry, then each transport case reserves 10cm water level.6 same specifications are housed on transport vehicle
With the transport case of configuration.
(3) fresh water is added into transport case, until reserved water level, fresh water water temperature≤13 DEG C, water dissolved oxygen content >=8mg/L.
It is equipped with oxygen delivery devices, water temperature detection monitoring system and water dissolved oxygen content in transport case and detects monitoring system.Fortune
Defeated case is glass steel material, and is equipped with the glass reinforced plastic case lid of corresponding specification size, and one end of case lid is about 3cm there are a diameter
Hole, for accessing the route of oxygen hose and dissolved oxygen sensor, oxygen hose is connect with the nanometer gas chamber for being fixed on transport case bottom,
Dissolved oxygen sensor is connect with the PLC terminal for driving indoor dissolved oxygen online monitoring system, can monitor the dissolved oxygen in transport case
And temperature, case lid both ends have dismountable screw for fixing, and after guarantee covers case lid, do not have excessive water in transportational process
It overflows or fish in transport case by jumping out.Bottom fixes 2 nanometer gas chambers (day vast marine organisms science and technology in Zibo has in each transport case
The production of limit company, model: WTB310), it is therefore an objective to it is substantially dissolved in liquid oxygen in water, guarantees that oxygen in water meets transport and wants
It asks.There are the fish outlet that diameter is 110mm, fish outlet inner ends to be equipped with the rubber stopper of dimension, rubber for transport case bottom side
Plug fastens the polyethylene rope of 1.5m long, the floating ball of the end connection diameter 10cm of rope, and fish outlet outer end is equipped with the method for dimension
Orchid, for connecting fish hose.
Transport vehicle is common truck, is equipped with the liquid oxygen tank and a common oxygen cylinder of a 175L in compartment, liquid oxygen tank and
Nanometer gas chamber connection in transport case, for supplying sufficient oxygen into transport case, while being equipped with dissolved oxygen and existing in driver's cabin
The client of line monitoring system in transit supervises the dissolved oxygen in transport case by dissolved oxygen online monitoring system in real time
Control prevents anoxic accident from occurring to guarantee the survival rate in transportational process.
(4) salmon trout seedling band water is delivered to dehydrator dehydration with fish pump, the salmon trout come out from dehydrator fry exit
Seedling enters transport case.
Fish pump fish inlet one end is connect to the discharge outlet of aquaculture pond, fish outlet one end hose connection transportation Chinese herbaceous peony with hose
The water inlet of dehydrator, dehydrator water outlet are connected in aquaculture pond, and fish outlet is connected to transport case by hose, after starting fish pump,
Fish pump frequency is adjusted in time according into fish speed, is advanced so that fish body is substantially uniform in hose as standard, is prevented fish from excessively causing
Overstocking causes to damage, until filling all transport cases on transport vehicle.
(5) the dissolved oxygen content 9mg/L in transport case in water is checked, temperature is 10 DEG C, and Che Shangke band ice cube is spare, for dropping
Temperature.After ensuring that temperature and dissolved oxygen are normal, transport case can be covered, is shown in observation driver's cabin client within stop 10 minutes or so
Dissolved oxygen can set out without fluctuating widely.
(6) transport through 2 hours ranges of driving to sea-farming base, keep water temperature≤13 DEG C in the transport case, water dissolution on the way
Oxygen amount >=8mg/L.
(7) the fish hose in seawater base is laid in advance, and water is added in aquaculture pond, and keeps dissolved oxygen in aquaculture pond dense
Degree maintains 5mg.And prepare fork truck one, one, immersible pump and the PVC hose number meter that matches, transport vehicle is parked in open ground
Band, before fork truck transports transport case, opening lid will be in transport case after observation fry is without abnormal phenomenon such as floating head, violent travellings
Oxygen hose and dissolved oxygen sensor are laid down, and turn off corresponding oxygen valve, and fork truck pitches transport case to workshop one end, and worker will
Flange and fish hose connect the fish outlet in transport case bottom, and transport case is forked, and make transport case bottom fish outlet and aquaculture pond
At least there is 1.5 meters of difference in height in water level, pull out the rubber stopper inside fish outlet, and the water and fish in transport case are under the effect of gravity
Enter aquaculture pond along hose, while opening water pump, toward transport case inside plus water, until in transport case without remaining fry.Put down fortune
Defeated case, lays down flange and hose, and empty transport case is pitched back, according to same mode of operation until unsnatching all fries.
120,000 tail of bull trout drops using the method for the present invention transport Atlantic salmon, totally 10 train number, the handling used time is about 1 hour, through 2
Hour range of driving is transported to sea-farming base, is unloaded the used time 1 hour, enters dead 45 tail behind pond, and survival rate is up to after 99.96%, 12h
There is part fry to start to ingest, has reached ideal transport effect.
Salmon trout class fry of the present invention loads and unloads transportation resources, can be shortened the lay day, greatly reduces the damage to fry, guarantees
While higher traffic density, it is ensured that safety in transit, it is smaller that fry enters the stress reaction behind pond, can restore in 2 days
It ingests, meanwhile, which also also reduces transport and human cost significantly.
The present invention is not limited to above-mentioned specific embodiment, those skilled in the art from the above idea,
Without creative labor, made various transformation are within the scope of the present invention.
Claims (6)
1. a kind of handling transportation resources of salmon trout class fry, which comprises the following steps:
(1) salmon trout seedling is stopped eating 40~60 hours in advance；
(2) sampling weighing, according to the vanning density of the salmon trout seedling, calculates the reserved water level in transport case；
(3) fresh water is added into transport case, until the reserved water level, fresh water water temperature≤13 DEG C, water dissolved oxygen content >=8mg/L；
(4) the salmon trout seedling band water is delivered to dehydrator dehydration with fish pump, the institute come out from dehydrator fry exit
Salmon trout seedling is stated into the transport case；
(5) after the transport case is filled, case lid is covered, can be set out；
(6) detect water temperature and water dissolved oxygen content in the transport case case at any time in transit, and keep water temperature in the transport case≤
13 DEG C, water dissolved oxygen content >=8mg/L；
(7) after transporting destination to, the transport case is transported to the fry entrance of seawater base aquaculture pond, the fortune using fork truck
Defeated case fish outlet is located at bottom, using gravity, flows into the salmon trout seedling all in the aquaculture pond of seawater base；
(2) step calculates the reserved water level in the transport case as follows:
A, the density of the salmon trout seedling is measured；
B, it according to the density content relationship of the density of the salmon trout seedling and water, must be discharged and the weight ratio of the salmon trout seedling；
C, according to the floor space of the transport case, the weight of the corresponding salmon trout seedling of 1 centimetre of water level is conversed；
D, it is calculated again by vanning density, the weight of the floor space of the transport case and the corresponding salmon trout seedling of 1 centimetre of water level
Vanning height out；
E, transport case height subtracts vanning height up to reserved water level.
2. a kind of handling transportation resources of salmon trout class fry as described in claim 1, it is characterised in that: the step (7) in,
While fish, filled the water using water pump into the transport case in the transport case top opening, until the salmon trout seedling is whole
Enter the aquaculture pond with water flow.
3. a kind of handling transportation resources of salmon trout class fry as described in claim 1, it is characterised in that: the salmon trout Miao Jun
Weight is 70~200g.
4. a kind of handling transportation resources of salmon trout class fry as described in claim 1, it is characterised in that: the salmon trout seedling
Vanning density is 120~130kg/m3。
5. a kind of handling transportation resources of salmon trout class fry as described in claim 1, it is characterised in that: the transport case is glass
Glass steel transport case.
6. a kind of handling transportation resources of salmon trout class fry as described in claim 1, it is characterised in that: set in the transport case
There are oxygen delivery devices, water temperature detection monitoring system and water dissolved oxygen content detection monitoring system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610149749.1A CN105766770B (en) | 2016-03-16 | 2016-03-16 | A kind of handling transportation resources of salmon trout class fry |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610149749.1A CN105766770B (en) | 2016-03-16 | 2016-03-16 | A kind of handling transportation resources of salmon trout class fry |
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| CN105766770A CN105766770A (en) | 2016-07-20 |
| CN105766770B true CN105766770B (en) | 2019-03-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107549089A (en) * | 2017-08-23 | 2018-01-09 | 重庆市长寿区精英渔业股份合作社 | Fry transportation resources |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2007014231A (en) * | 2005-07-06 | 2007-01-25 | Kaiko Engineer:Kk | Rearing apparatus for fish and shellfish |
| CN101836614B (en) * | 2010-05-27 | 2013-04-24 | 中国长江三峡集团公司中华鲟研究所 | Method and device for transporting parent fish of Acipenser sinensis |
| CN102124978B (en) * | 2011-04-10 | 2012-10-03 | 浙江海洋学院 | Large yellow croaker breeding method |
| CN103053465A (en) * | 2013-01-09 | 2013-04-24 | 中国水产科学研究院珠江水产研究所 | Efficient, simple and large-batch long-distance transport method of snakehead adult fish and fry |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107549089A (en) * | 2017-08-23 | 2018-01-09 | 重庆市长寿区精英渔业股份合作社 | Fry transportation resources |
| CN107549089B (en) * | 2017-08-23 | 2020-10-09 | 重庆市长寿区精英渔业股份合作社 | Fry transportation method |
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Effective date of registration: 20200228 Address after: 264006 Lijia village, Shanhou, Dajijia office, Yantai Economic and Technological Development Zone, Shandong Province Patentee after: Guoxin Oriental (Yantai) recycling aquaculture technology Co., Ltd Address before: 264000 No. 18 AUCMA street, Laishan District, Shandong, Yantai Patentee before: Shandong Oriental Ocean Sci-tech Co., Ltd., |