流網捕撈 的英文怎麼說

中文拼音 [liúwǎnglāo]
流網捕撈 英文
drifting
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
  • : 捕名詞(姓氏) a surname
  • 捕撈 : (漁撈) fish for (aquatic animals and plants); catch
  1. ( 2 ) the fishing gears in hejiang section were divided into drift trammel net, set longline and jig according to the fishery status in hejiang section. " number of fishing boat day " was selected as the unit of fishing effort. the annual catch of the four kinds of fishing gears was get from multiplying catch per unit effort ( cpue ) by fishing effort

    ( 2 )根據合江江段的漁業現狀,將該江段的漁具分為三層、餌釣、滾鉤和其它偶見漁具四類,以「船?天」作為努力量的單位,用單位努力量漁獲量( cpue )乘以年努力量分別得到這四類漁具的年漁獲量,並將這四類漁具的年漁獲量相加估算出合江江段1999 - 2002年的漁獲量分別為104563 . 464kg 、 65564 . 231kg 、 123684 . 966kg和107285 . 272kg 。
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