THE REMOVAL OF MARINE PREDATORS BY FISHERIES AND THE IMPACT OF TROPHIC STRUCTURE

被引:51
作者
PARSONS, TR
机构
[1] Department of Oceanography, University of British Columbia, Vancouver
关键词
D O I
10.1016/0025-326X(92)90185-9
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Examples are given from the Atlantic, Pacific, and Antarctic Oceans of the effects of fisheries on marine ecosystems. The results show that the removal of predators may have various effects, including a replacement of exploited species by alternate species in the same trophic position, an increase in production at lower trophic levels, or, long term effects involving ecosystem change.
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页码:51 / 53
页数:3
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