CN104381228A - Operating method of Pacific saury stick-held net - Google Patents
Operating method of Pacific saury stick-held net Download PDFInfo
- Publication number
- CN104381228A CN104381228A CN201410724334.3A CN201410724334A CN104381228A CN 104381228 A CN104381228 A CN 104381228A CN 201410724334 A CN201410724334 A CN 201410724334A CN 104381228 A CN104381228 A CN 104381228A
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- China
- Prior art keywords
- fish
- lamp
- net
- winch
- saury
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K73/00—Drawn nets
- A01K73/02—Trawling nets
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K79/00—Methods or means of catching fish in bulk not provided for in groups A01K69/00 - A01K77/00, e.g. fish pumps; Detection of fish; Whale fishery
Abstract
The invention relates to an operating method of a Pacific saury stick-held net. The operating method includes the steps of observing fishes, attracting the fishes, casting the net, connecting a guide headrope to a winch, connecting the guide headrope to upper and lower headropes after passing the guide headrope by a fixed pulley on a boat body and a fixed pulley on a support pole, laying netting, the upper and lower headropes and a lift headrope, using the guide headrope to stretch the netting until full stretching, attracting the fishes into the netting, drawing in the net, using the winch to quickly wind up the upper and lower headropes through the lift headrope after guide lamps move to an end, turning off the guide lamps, using the winch to winch the upper and lower headropes and the lift headrope to the stern through the guide headrope, stopping winching the netting after the fishes gather at a collecting portion, and putting down a suction pump to suck the fishes onto a deck. The netting is controlled to stretch so as to spread the net, through the support pole and the guide headrope wound on the fixed pulleys, less time and labor is consumed, the fixed pulleys are positioned through the support pole, and a catching range is widened.
Description
Technical field
The present invention relates to a kind of connection with fishing operations method, especially relate to a kind of saury stick held net method of operating.
Background technology
Saury is distributed widely in North Pacific and coastal marine site thereof, and be China, the important deep-sea fishing of Japan, Russia, Korea S fishes for one of fingerling, saury fishing operation mainly adopts saury stick held net fishing operation mode.
Stick held net belongs to floating and applies net mode, its shape is generally square or rectangle, its structure is made up of upper and lower guiding principle and etting, wherein etting is divided into major network clothing and the upper selvedge that is connected with major network clothing and lower selvedge, upper selvedge is connected with exaggerated, lower selvedge is connected with infraclass, exaggerated and floating rod is connected, infraclass is connected with sinker, when using stick held net operation, by the movement controlling floating rod, etting is strutted, thus utilize the phototaxis of saury, fishing boat is provided with fishing lamp be used for luring fish gathering group, then fishes for stick held net.
What this stick held net operational method adopted is single-ship operation, drift photo-induction, generally in the zone of the open sea operation of fishing ground more than depth of water 80m, fishing ground, zone of the open sea water colour is clear, affected by environment little, photo-induction is effective, has the various advantages such as operating personnel is few, fishery harvesting Functionality, quality and appealing design, economic benefit are high.
But there are following two aspect problems in this stick held net method of operating: on the one hand owing to being make etting strut by the movement of floating rod, therefore the width of etting is generally corresponding with floating rod, and because floating rod is by fixing hinge machine aboard ship thus makes its floating rod push open, when receiving net, also be utilize hinge machine that floating rod is regained, therefore the length of floating rod can not be greater than the length of the shipboard side of a ship, otherwise floating rod cannot be driven mobile, this makes to fish for range limited, and fishing efficiency is low; On the other hand, need many people to cooperate together when operating and just can complete, cost of labor is higher.
Summary of the invention
In view of the foregoing, the invention provides a kind of saury stick held net method of operating, this saury stick held net method of operating can effectively improve the efficiency of fishing for.
For solving the problems of the technologies described above, technical scheme of the present invention is achieved in that a kind of saury stick held net method of operating, comprises the steps:
1) shoal of fish observation, carries out shoal of fish observation, opens several green fishing lamps, observe the shoal of fish by vertical echo sounder in fishing boat navigation; Post sunset opens green fishing lamp and white fishing lamp simultaneously, observes the shoal of fish by vertical and horizontal fish finder simultaneously;
2) attracting, first put down anchor and fix ship, and bow top is flowed, strut is stretched out hull two sides of tail, make strut and shipboard face angle in 90 ° and fix strut with rope, then putting down underwater fishing lamp, opening all waterborne, underwater fishing lamps, start photo-induction fish gathering, the shoal of fish near fishing boat is concentrated to area of illumination gradually;
3) net is put, a fixed pulley is fixed in the strut one end away from hull, and drawing rete cord successively by the fixed pulley on hull and the fixed pulley on strut, draw rete cord one end to be connected with the winch be fixed on hull, the other end and upper, lower steel is connected, put down etting, exaggerated and the infraclass be connected with etting and with upper, what lower steel was connected plays the head rope, upper steel is connected with float, lower steel is connected with sinker, draw rete cord makes etting stretch under winch effect, until etting all launches, be connected with winch with exaggerated exaggerated the head rope be connected, the infraclass be connected with infraclass plays the head rope and is connected with a roll drive part,
4) put net complete, put down and lead fish lamp and start photo-induction on the quarter, and first put out all working lamp on above-water fish lamp and ship successively from bow to stern, then put out underwater fishing lamp from bow successively to stern;
5), after underwater fishing lamp all puts out, lead fish lamp and stay on and carry out photo-induction on the quarter, then adjust weak lamplight brightness, with low light level photo-induction again, then slowly movement in etting;
6) draw in the net, when leading fish lamp and moving to terminal, start to play head rope strand by infraclass rapidly with roll drive part and accept guiding principle and carry out drawing guiding principle, and extinguish and lead fish lamp; When infraclass is carried to the water surface, whole above-water fish lamp and underwater fishing lamp can being turned on, start the photo-induction that lower secondary net is caught, then utilizing winch on ship to receive upper and lower guiding principle, a head rope strand to stern place by drawing rete cord;
7) after saury focuses on bunt, stop receiving hoisting net clothing, and put down fishpump clingfish, the shoal of fish is drawn on deck, sent by saury processing cabin to carry out classifying, casing.
Further, in step 3) when putting net, first put guiding principle, fish lamp rope will be led when putting guiding principle and lead on fish lamp through lying in after the iron hoop of exaggerated middle part.
Further, when putting down guiding principle, be placed on the iron hoop of upper and lower guiding principle respectively by the automatic cover hook of upper and lower guiding principle, then continue to release the head rope be connected with infraclass, utilization is drawn rete cord and is strutted by stick held net netting gear.
Further, when putting net, winch velocity of rotation is slow, makes etting put into the rear expansion rapidly of water, quits work until netting gear puts into the rear winch of the abundant expansion of water.
Further, described fish finding also adopts sonar detection.
Further, one end of described strut is linked on the quarter by rotating shaft, and by rotating shaft, strut is produced angle in 90 ° with shipboard face.
Further, floating drum is provided with in the strut one end away from hull.
Further, step 4) when putting out underwater fishing lamp, synchronously by small cup need put out two side of a ship underwater fishing lamps from bow to stern every 10 ~ 15s, and the interval time that last small cup underwater fishing lamp puts out is 20s ~ 30s.
Further, after underwater fishing lamp all puts out, lead fish lamp and to stay on photo-induction on the quarter, adjust weak lamplight brightness through about lmin, with the low light level again photo-induction be about 1min, then to slowly movement in net.
Further, described roll drive part is winch or roller frame.
Beneficial effect of the present invention is: method of operating of the present invention is the fixed pulley by being fixed on strut, utilize winch to drive to launch around the rete cord that draws on fixed pulley to control etting, thus stick held net netting gear is strutted, time saving and energy saving, and the position of fixed pulley is located by strut, scope of fishing for is increased.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of specification, and can become apparent to allow above-mentioned purpose of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is saury stick held net schematic diagram of the present invention.
Embodiment:
For further setting forth the present invention for the technological means reaching predetermined object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to the embodiment of saury stick held net method of operating proposed according to the present invention, structure, feature and effect thereof, be described in detail as follows.
A kind of saury stick held net method of operating, step is as follows:
1) shoal of fish observation, the scouting of the saury shoal of fish was carried out with regard to from daytime, in fishing boat navigation, opened several green fishing lamps, observed the shoal of fish simultaneously by vertical echo sounder; Post sunset opens green fishing lamp and white fishing lamp simultaneously, observes the shoal of fish by vertical echo sounder and horizontal fish finder simultaneously.Described fish finding is entered and can also be adopted sonar detection.Also can sweep by the searchlight of bow, stern the thickness that the shoal of fish is observed in sea.
2) attracting, when observing the shoal of fish and being suitable for fishing for, first put down anchor and fix ship, and bow top is flowed, strut 2 is stretched out hull 1 two sides of tail, make strut 2 with shipboard face angle in 90 ° and fix strut 2 with rope 3, then put down underwater fishing lamp, then open all waterborne, underwater fishing lamps, start photo-induction fish gathering, the shoal of fish near fishing boat is concentrated gradually, general 2.5 ~ 3 hours of attracting time to area of illumination.
3) net is put, a fixed pulley 4 is fixed in strut 2 one end away from hull 1, and drawing rete cord 5 successively by the fixed pulley on hull 1, fixed pulley 4 on strut 2, draw rete cord 5 one end to be connected with the winch 9 be fixed on hull 1, the other end and upper, lower steel is connected, put down etting 6, be connected with etting exaggerated 7, infraclass 8 and with upper, what lower steel was connected plays the head rope, upper steel 7 is connected with float 10, lower steel 8 is connected with sinker 11, exaggerated the head rope 12 be connected with exaggerated 7 is connected with winch 9, the infraclass be connected with infraclass 8 plays the head rope 13 and is connected with a roll drive part 14.Shown in Figure 1.
Described float 10 arranges slightly close at exaggerated two ends and middle part, and all the other are on average arranged; Sinker 11 is on average arranged.
Playing with infraclass the roll drive part 14 that the head rope 13 is connected can be a winch, can be also roller frame, and according to winch, this winch can be same portion with drawing rete cord 5 winch that is connected, but needs to work alone, and controls respectively; Certainly, play winch that the head rope 13 is connected with infraclass and also can be completed by independent two winches with drawing rete cord 5 winch that is connected.Specifically, infraclass plays the head rope 13 and draws rete cord 5 and independently works.
When putting net, upper steel 7 is longer, and infraclass 8 is shorter, first puts guiding principle 7, will lead fish lamp rope lead on fish lamp through lying in after the iron hoop of exaggerated middle part when putting guiding principle 7.
Then guiding principle 8 is put down, when putting down guiding principle 8, the automatic cover hook of upper and lower guiding principle is placed on the iron hoop of upper and lower guiding principle respectively, then continue to release the head rope be connected with upper and lower guiding principle, rete cord 5 is drawn in utilization makes etting stretch under winch 9 acts on, until etting all launches, strut by stick held net netting gear.
Wherein iron hoop about 6m in the middle part of infraclass 8 does not install at position, and all the other iron hoops are pricked by average headway polyethylene line and tied up on the rete cord of upper and lower guiding principle.Automatic cover hook adopts four, for connecting upper and lower guiding principle.
Exaggerated the head rope 12 one end is connected with exaggerated iron hoop, and the other end is fixed on winch; Infraclass plays the head rope 13 one end and is connected with the iron hoop of infraclass, and the other end is fixed on cylinder or another winch.
Can expand rapidly for accelerating to put after net spee and netting gear put into water, when putting net, wanting winch velocity of rotation to need to slow down, make etting put into expansion rapidly after water, until netting gear put into water fully the rear winch of expansion quit work.After this, also optionally to determining motor-car, as found the bad or ship net position deviation of netting gear expansion, discontinuity work will be taked in time.
4) put complete the putting down of net to lead fish lamp and start photo-induction on the quarter, and put out all working lamp on underwater fishing lamp and ship successively from bow to stern; Then synchronously by small cup put out two side of a ship underwater fishing lamps from bow to stern every 10 ~ 15s, but the interval time that last small cup underwater fishing lamp puts out should be a little longer, needs 20s ~ 30s.
5), after underwater fishing lamp all puts out, after underwater fishing lamp all puts out, lead fish lamp and to stay on photo-induction on the quarter, adjust weak lamplight brightness through about lmin, with the low light level again photo-induction be about 1min, then to slowly movement in net.
6) receive net, when leading fish lamp and moving to terminal, start to play head rope strand by infraclass rapidly with winch or cylinder and accept guiding principle and carry out drawing guiding principle, and extinguish and lead fish lamp; When infraclass is carried to the water surface, whole above-water fish lamp and underwater fishing lamp can be turned on, start the photo-induction of off line time, then utilize winch on ship to receive upper and lower guiding principle and exaggerated head rope strand to stern place by drawing rete cord, then by winch or cylinder, infraclass is played head rope receipts to stern place.
7) after saury focuses on bunt, stop receiving hoisting net clothing, and put down fishpump clingfish, the shoal of fish is drawn on deck, sent by saury processing cabin to carry out classifying, casing.
The above; be only the detailed description realizing the specific embodiment of the invention of specification description of the present invention and graphic; unrestricted for illustration; but feature of the present invention is not limited thereto; those skilled in the art obviously understand; all scopes of the present invention should be as the criterion with the protection domain of its claim; under the prerequisite not deviating from invention spirit that appended claims defines and invention scope; the change similar with it of all spirit according to the present invention and other embodiment implemented, all should be included among protection category of the present invention.
Claims (10)
1. a saury stick held net method of operating, is characterized in that: comprise the steps:
1) shoal of fish observation, carries out shoal of fish observation, opens several green fishing lamps, observe the shoal of fish by vertical echo sounder in fishing boat navigation; Post sunset opens green fishing lamp and white fishing lamp simultaneously, observes the shoal of fish by vertical and horizontal fish finder simultaneously;
2) attracting, first put down anchor and fix ship, and bow top is flowed, strut is stretched out hull two sides of tail, make strut and shipboard face angle in 90 ° and fix strut with rope, then putting down underwater fishing lamp, opening all waterborne, underwater fishing lamps, start photo-induction fish gathering, the shoal of fish near fishing boat is concentrated to area of illumination gradually;
3) net is put, a fixed pulley is fixed in the strut one end away from hull, and drawing rete cord successively by the fixed pulley on hull and the fixed pulley on strut, draw rete cord one end to be connected with the winch be fixed on hull, the other end and upper, lower steel is connected, put down etting, exaggerated and the infraclass be connected with etting and with upper, what lower steel was connected plays the head rope, upper steel is connected with float, lower steel is connected with sinker, draw rete cord makes etting stretch under winch effect, until etting all launches, be connected with winch with exaggerated exaggerated the head rope be connected, the infraclass be connected with infraclass plays the head rope and is connected with a roll drive part,
4) put net complete, put down and lead fish lamp and start photo-induction on the quarter, and first put out all working lamp on above-water fish lamp and ship successively from bow to stern, then put out underwater fishing lamp from bow successively to stern;
5), after underwater fishing lamp all puts out, lead fish lamp and stay on and carry out photo-induction on the quarter, then adjust weak lamplight brightness, with low light level photo-induction again, then slowly movement in etting;
6) draw in the net, when leading fish lamp and moving to terminal, start to play head rope strand by infraclass rapidly with roll drive part and accept guiding principle and carry out drawing guiding principle, and extinguish and lead fish lamp; When infraclass is carried to the water surface, whole above-water fish lamp and underwater fishing lamp can being turned on, start the photo-induction that lower secondary net is caught, then utilizing winch on ship to receive upper and lower guiding principle, a head rope strand to stern place by drawing rete cord;
7) after saury focuses on bunt, stop receiving hoisting net clothing, and put down fishpump clingfish, the shoal of fish is drawn on deck, sent by saury processing cabin to carry out classifying, casing.
2. saury stick held net method of operating according to claim 1, is characterized in that: in step 3) when putting net, first put guiding principle, fish lamp rope will be led when putting guiding principle and lead on fish lamp through lying in after the iron hoop of exaggerated middle part.
3. saury stick held net method of operating according to claim 2, it is characterized in that: when putting down guiding principle, be placed on the iron hoop of upper and lower guiding principle respectively by the automatic cover hook of upper and lower guiding principle, then continue to release the head rope be connected with upper and lower guiding principle, utilization is drawn rete cord and is strutted by stick held net netting gear.
4. saury stick held net method of operating according to claim 2, is characterized in that: when putting net, and winch velocity of rotation is slow, makes etting put into the rear expansion rapidly of water, quits work until netting gear puts into the rear winch of the abundant expansion of water.
5. saury stick held net method of operating according to claim 2, is characterized in that: also adopt sonar detection during described fish finding.
6. saury stick held net method of operating according to claim 2, is characterized in that: described strut one end is linked on the quarter by rotating shaft, and by rotating shaft, strut is produced angle in 90 ° with shipboard face.
7. saury stick held net method of operating according to claim 6, is characterized in that: be provided with floating drum in the strut one end away from hull.
8. saury stick held net method of operating according to claim 2, it is characterized in that: step 4) when putting out underwater fishing lamp, synchronously by small cup need put out two side of a ship underwater fishing lamps from bow to stern every 10 ~ 15s, and the interval time that last small cup underwater fishing lamp puts out is 20s ~ 30s.
9. saury stick held net method of operating according to claim 8, it is characterized in that: after underwater fishing lamp all puts out, lead fish lamp and to stay on photo-induction on the quarter, adjust weak lamplight brightness through lmin, with the low light level again photo-induction be about 1min, then slowly movement in etting.
10. saury stick held net method of operating according to claim 1, is characterized in that: described roll drive part is winch or roller frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410724334.3A CN104381228B (en) | 2014-12-03 | 2014-12-03 | A kind of saury stick held net working method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410724334.3A CN104381228B (en) | 2014-12-03 | 2014-12-03 | A kind of saury stick held net working method |
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| Publication Number | Publication Date |
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| CN104381228A true CN104381228A (en) | 2015-03-04 |
| CN104381228B CN104381228B (en) | 2016-06-08 |
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| CN201410724334.3A Expired - Fee Related CN104381228B (en) | 2014-12-03 | 2014-12-03 | A kind of saury stick held net working method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913914A (en) * | 2015-06-02 | 2015-09-16 | 上海海洋大学 | Saury stick-held net model test device and use method thereof |
| CN105165746A (en) * | 2015-08-07 | 2015-12-23 | 美佩斯（北京）顾问有限公司 | Inland river integrated fishing gear and fishing method thereof |
| CN106035259A (en) * | 2016-05-31 | 2016-10-26 | 上海海洋大学 | Water lantern attracting catching method for tuna shoals |
| CN106305639A (en) * | 2016-11-21 | 2017-01-11 | 上海海洋大学 | Automatic control system of floater tractor |
| CN106417199A (en) * | 2016-10-09 | 2017-02-22 | 华南农业大学 | In-roller guide vane push type fish capture set device |
| CN111990351A (en) * | 2020-08-19 | 2020-11-27 | 中国水产科学研究院东海水产研究所 | Lantern fish trapping device and method |
| CN113229227A (en) * | 2021-04-21 | 2021-08-10 | 中国水产科学研究院东海水产研究所 | Hauling lead hook and use method thereof |
| CN113261544A (en) * | 2021-05-12 | 2021-08-17 | 浙江省海洋水产研究所 | Automatic fishing operation bulwark net fishing boat and operation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104913914A (en) * | 2015-06-02 | 2015-09-16 | 上海海洋大学 | Saury stick-held net model test device and use method thereof |
| CN105165746A (en) * | 2015-08-07 | 2015-12-23 | 美佩斯（北京）顾问有限公司 | Inland river integrated fishing gear and fishing method thereof |
| CN106035259A (en) * | 2016-05-31 | 2016-10-26 | 上海海洋大学 | Water lantern attracting catching method for tuna shoals |
| CN106035259B (en) * | 2016-05-31 | 2018-10-23 | 上海海洋大学 | Water lamp traps the catching method of tuna group |
| CN106417199B (en) * | 2016-10-09 | 2022-07-26 | 华南农业大学 | Fish integrated equipment is received to stator propelling movement formula in cylinder |
| CN106417199A (en) * | 2016-10-09 | 2017-02-22 | 华南农业大学 | In-roller guide vane push type fish capture set device |
| CN106305639A (en) * | 2016-11-21 | 2017-01-11 | 上海海洋大学 | Automatic control system of floater tractor |
| CN106305639B (en) * | 2016-11-21 | 2022-12-02 | 上海海洋大学 | Automatic control system of floating ball tractor |
| CN111990351A (en) * | 2020-08-19 | 2020-11-27 | 中国水产科学研究院东海水产研究所 | Lantern fish trapping device and method |
| CN111990351B (en) * | 2020-08-19 | 2023-08-22 | 中国水产科学研究院东海水产研究所 | Lantern fish trapping device and method |
| CN113229227A (en) * | 2021-04-21 | 2021-08-10 | 中国水产科学研究院东海水产研究所 | Hauling lead hook and use method thereof |
| CN113229227B (en) * | 2021-04-21 | 2023-03-14 | 中国水产科学研究院东海水产研究所 | Hauling lead hook and use method thereof |
| CN113261544A (en) * | 2021-05-12 | 2021-08-17 | 浙江省海洋水产研究所 | Automatic fishing operation bulwark net fishing boat and operation method |
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