捕撈量過度 的英文怎麼說
中文拼音 [bǔlāoliángguòdù]
捕撈量過度
英文
excessive amount of fishing-
The schnute model work well in full explored stocks such as scenario 1, 3, 4 and 5, especially in low biomass stocks such as scenario 3, but not suitable to the under explored stocks such as scenario 2. the w - h model generally performed well in all kind of scenarios especially in scenario 1, 4, and 5. in the swordfish, xiphias gladius, fishery, estimation of w - h model and d - fox model produced msy about 14000 ton, very near the result of prager in 1996
四種剩餘產量模型在充分捕撈且管理良好的漁業1中評估效果較好而在捕撈不足的漁業2中效果較差; schnute模型在充分捕撈的漁業如漁業1 、 3 、 4 、 5 、尤其是在低生物量的漁業3中評估效果較好,但不適合評估未充分捕撈的漁業,如漁業2 ; walters - hilborn模型( w - h模型)適用於各種漁業,尤其是漁業1 、 4 、 5 ;在過度捕撈漁業中如漁業3 、 4 ,模型對參數q的估計較其它參數接近真值;在北大西洋箭魚( xiphiasgladius )漁業的評估中, w - h模型和d - fox模型對msy的估計約為14000噸,接近於prager ( 1996 )的結果。Scientists predict that if people keep overfish ing, the next 50 years will see that kind of drop in most other kinds of fish as well
科學家預估如果人類繼續過度捕撈魚類,未來五十年,其他魚類的數量大多亦將銳減九成。To insure the sustainable development and harvest, we must control the fishing intensity at a certain level, and adopt logical strategy of fishing by doing this we can get the maximum sustaining yield, the marine fishery resources can not be utilized unduly and dry up
為了保證海洋漁業資源的可持續利用,必須把捕撈強度控制在一定的水平上,採用合理的捕撈策略,我們才可以得到持續的最大產量,才能避免海洋漁業資源的過度利用、枯竭。To control the fishing effort of the commercial fishing fleet and protect the important nursery and spawning grounds in hong kong waters, the department is pursuing the proposals for the introduction of a fishing licence programme and mechanism for closed season, and the designation of fisheries protection areas
此外本署亦正計劃透過實施捕魚牌照制度設立漁業保護區和制定在香港水域實施休漁期的機制,以控制捕魚船隊的捕撈力量及保護本地重要的魚類育苗及產卵場。In this list, wwf points out that 40 out of the 60 main commercial fish stocks in the north east atlantic are heavily overfished, and that the european union s fishing fleet is at least 40 per cent over - capacity
文章指出在大西洋東北部的60種主要商業魚類資源中,有40種資源遭到過度捕撈而歐盟漁船隊的捕撈容量至少超出標準四成。Owing to over - fishing, the number of fishes has obviously decreased
由於過度捕撈,魚的數量已經明顯下降。Salmon once thrived here, but over the years dams, overfishing and habitat destruction have diminished their numbers
鮭魚曾在這一帶繁殖過,但由於幾年來的築壩、過度捕撈和棲息地的破壞,鮭魚數量已急劇銳減。The author tentatively explored the suitable fishing condition for the models to stock assessment. to make reasonable estimation biologically, the fishery population must experience over explored stage and stock recovery stage
作者初步探討了剩餘產量模型作出合理評估的漁業條件,認為漁業種群必需經歷過度捕撈和種群恢復階段是剩餘產量模型正確評估種群資源所需的漁業條件。The environmental problems of mariculture operations, such as pollution of water and seabeds, overfishing of fish used for feed, and exploitation of wild - caught juveniles, must be addressed. at present, with the exception of orange - spotted grouper and malabar grouper, all other commercial mariculture operations are based on the growing - out of wild - caught juveniles
另一方面,魚類養殖也帶來不少環境問題,例如對水質及海床的污染幼魚遭過度捕撈作飼料及過量捕捉幼魚以供應作養殖魚苗等問題,仍有待研究及解決。On the downside, safeguarding the health of ocean says that seven out of 10 commercial fish species are fully or over - exploited, even worse, many of their spawning grounds have been cleared to make room for shrimp ponds, golf courses and beach resorts
但另一方面,保護海洋健康組織指出,海洋資源日益枯竭,十種商業魚類中右七種捕撈量已達飽和或過度捕撈,更有甚者,這些牟類的產卵區很多已被清理出來用作養蝦池塘、高爾夫球場和海濱度假區。分享友人