漁獲率 的英文怎麼說
中文拼音 [yúhuòlǜ]
漁獲率
英文
fishing rate; rate of fishing; rate of harvest; catch rate-
Analysis on catch rate of tuna longline fishing in the high sea of tropical atlantic ocean
熱帶大西洋公海金槍魚延繩釣漁獲物上鉤率的分析Optimum fishing rate
適正漁獲率" both species of fish are being caught in substantial numbers through directed fisheries and as bycatch, but they are extremely vulnerable to exploitation, due to their slow growth, low reproductive rate, long gestation periods, and late maturity.
這兩個品種被人類大量獵殺,又經常成為間接漁獲,加上其生長速率緩慢繁殖力低懷孕期長及遲熟,極易受濫捕的威脅。Compared with water temperature and the monthly alternatives of fish was much significant
漁獲種類的季節變化比較明顯,與海洋表層水溫變化有關,種類的月更替率比較高。The species composition of fish varied significantly with seasons, particularly high with monthly alternatives, and associated with changes of water temperature
漁獲種類的季節變化比較明顯,種類的月更替率比較高,與海洋表層水溫變化有關。With the aim to study the fishing variations between the single - trap set net and the double - trap set net, catch per unit effort ( cpue ) and seasonal index derived from monthly landings at two fixed shore - nets along the coast of tang - ao in northeastern taiwan were examined for the last 10 years from 1975 to 1984
摘要為究明改良型定置網(雙落網)與傳統型定置網(單落網)之漁獲效率及漁期差異性,乃以東澳新協發定置漁場網型改良前後各5年之魚種別歷月漁獲統計資料加以檢測解析,結果如次: ( 1 )網型改良后的總平均單位努力漁獲量較改良前成長3倍有餘。分享友人