Simple closing midwater trawl for small boats. N Am J Fish Manage 1989; 9: 372-7. [http://dx.doi.org/10.1577/1548-8675(1989)009<0372:SCMTFS>2.3.CO;2]Enzenhofer, H.J., and J.M.B Hume. 1989. Simple closing midwater trawl for small boats. N. Am. J. Fish. Manage. 9: 372...
Small-scale modelling rules of trawl nets 来自 Elsevier 喜欢 0 阅读量: 33 作者: FG O'Neill 摘要: The importance of understanding the effect of change of the Reynolds number based on the twine diameter is stressed and the need for exact and controlled experimentation stated. 关键词: ...
“trawlboat"的含义和定义 noun A boat used in fishing with trawls or trawlnets. 更多 trawlboat 的语法和变格 trawlboat (plural trawlboats) 更多 例句与“ trawlboat " 变形 干 A small, brisk "Zhiguli" coped with sea waves easily, which is not really surprising for a trawlboat. ...
Adapted trawl nets have been redesigned with trawl tows (double bottom-rigging) for shrimp fishing with bigger boats. Se han vuelto a diseñar las redes de arrastre para adaptarlas a los remolques de redes de arrastre (arrastre de fondo con doble aparejo) que utilizan los buques más ...
people, who find themselvesinvitedto KensingtonPalacequite out of theblue.•As theRattlesnakebeatacross theseas, Huxleytrawledforspecimensof seacreaturesusing animprovisednet.•Importantloanshave beentrawledfrom all themajorinternationalcollections.•Are weherringsto betrawledin long nets bySaint...
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small ‘try’ net was deployed during the trawls and was checked every 15 minutes. When the try net indicated suitable prawn catches, the vessel trawled along that depth contour for up to 4 hours8. The mesh size used in the nets is ~50 mm stretched mesh with no mesh size less ...
trawl fishers—to shift to other gears; (d) the preference for gillnets should all trawl fishers be required to shift to other gears; (e) catch from trawling contributes to fish for home consumption; and (f) the fishing operations of smalland medium-scale fishing boats are still profitable...
people, who find themselvesinvitedto KensingtonPalacequite out of theblue.•As theRattlesnakebeatacross theseas, Huxleytrawledforspecimensof seacreaturesusing animprovisednet.•Importantloanshave beentrawledfrom all themajorinternationalcollections.•Are weherringsto betrawledin long nets bySaint...
2513153Safety device for boats towing dragnets1950-06-27D'Intino 1962070Ship's log1934-06-05Granat Primary Examiner: SWARTHOUT, BRENT Attorney, Agent or Firm: GILBERT H. HENNESSEY (BOSTON, MA, US) Parent Case Data: This is a continuation of application Ser. No. 07/828,346, filed Jan. ...