Addressing conflict between fishermen and the Titicaca Grebe (Rollandia microptera) through diet analysis

IF 16.4 1区 化学 Q1 CHEMISTRY, MULTIDISCIPLINARY
D. A. Villar, Ever Yanes, Edwin R. Gutiérrez Tito, Andrew G. Gosler
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引用次数: 0

Abstract

Human–wildlife conflict is often a driver of species declines, and understanding the material basis of this conflict is the first step in addressing it. The Titicaca Grebe Rollandia microptera is an endangered endemic species found solely in the Lake Titicaca watershed of Peru and Bolivia, and has experienced population declines due to fisheries bycatch. Human fishers often have negative opinions of the Titicaca Grebe, because they consider it as a competitor for declining fish stocks. We tested that assumption by an analysis of the bird's diet and found that the Titicaca Grebe does not compete with fishers for more lucrative fish species such as trout Oncorhynchus sp. and Pejerrey Odontesthes bonariensis, but does compete for the less desirable (to human fishers) native Orestias sp.

Abstract Image

通过饮食分析解决渔民与的的喀喀湖䴙䴘(Rollandia microptera)之间的冲突
人类与野生动物的冲突往往是物种减少的驱动因素,而了解这种冲突的物质基础是解决这一问题的第一步。的的喀喀湖䴙䴘(Rollandia microptera)是秘鲁和玻利维亚的的喀喀湖流域独有的濒危特有物种,由于渔业副渔获物,其种群数量有所下降。人类渔民通常对的的喀喀湖䴙䴘持负面看法,因为他们认为它是正在减少的鱼类种群的竞争者。我们通过分析这种鸟的食物来验证这一假设,结果发现的的喀喀鸊鷉并不与渔民争夺利润较高的鱼类,如鳟鱼(Oncorhynchus sp.
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来源期刊
Accounts of Chemical Research
Accounts of Chemical Research 化学-化学综合
CiteScore
31.40
自引率
1.10%
发文量
312
审稿时长
2 months
期刊介绍: Accounts of Chemical Research presents short, concise and critical articles offering easy-to-read overviews of basic research and applications in all areas of chemistry and biochemistry. These short reviews focus on research from the author’s own laboratory and are designed to teach the reader about a research project. In addition, Accounts of Chemical Research publishes commentaries that give an informed opinion on a current research problem. Special Issues online are devoted to a single topic of unusual activity and significance. Accounts of Chemical Research replaces the traditional article abstract with an article "Conspectus." These entries synopsize the research affording the reader a closer look at the content and significance of an article. Through this provision of a more detailed description of the article contents, the Conspectus enhances the article's discoverability by search engines and the exposure for the research.
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