globalchange  > 过去全球变化的重建
DOI: 10.1371/journal.pone.0126098
论文题名:
Distance from a Fishing Community Explains Fish Abundance in a No-Take Zone with Weak Compliance
作者: Sahir Advani; Laura N. Rix; Danielle M. Aherne; Magdy A. Alwany; David M. Bailey
刊名: PLOS ONE
ISSN: 1932-6203
出版年: 2015
发表日期: 2015-5-7
卷: 10, 期:5
语种: 英语
英文关键词: Herbivory ; Coral reefs ; Fisheries ; Corals ; Marine conservation ; Biomass (ecology) ; Community ecology ; Marine ecosystems
英文摘要: There are numerous examples of no-take marine reserves effectively conserving fish stocks within their boundaries. However, no-take reserves can be rendered ineffective and turned into ‘paper parks’ through poor compliance and weak enforcement of reserve regulations. Long-term monitoring is thus essential to assess the effectiveness of marine reserves in meeting conservation and management objectives. This study documents the present state of the 15-year old no-take zone (NTZ) of South El Ghargana within the Nabq Managed Resource Protected Area, South Sinai, Egyptian Red Sea. Previous studies credited willing compliance by the local fishing community for the increased abundances of targeted fish within the designated NTZ boundaries compared to adjacent fished or take-zones. We compared benthic habitat and fish abundance within the NTZ and the adjacent take sites open to fishing, but found no significant effect of the reserve. Instead, the strongest evidence was for a simple negative relationship between fishing pressure and distance from the closest fishing village. The abundance of targeted piscivorous fish increased significantly with increasing distance from the village, while herbivorous fish showed the opposite trend. This gradient was supported by a corresponding negative correlation between the amount of discarded fishing gear observed on the reef and increasing distance from the village. Discarded fishing gear within the NTZ suggested decreased compliance with the no-take regulations. Our findings indicate that due to non-compliance the no-take reserve is no longer functioning effectively, despite its apparent initial successes and instead a gradient of fishing pressure exists with distance from the nearest fishing community.
URL: http://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0126098&type=printable
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被引频次[WOS]:25   [查看WOS记录]     [查看WOS中相关记录]
资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/20743
Appears in Collections:过去全球变化的重建
影响、适应和脆弱性
科学计划与规划
气候变化与战略
全球变化的国际研究计划
气候减缓与适应
气候变化事实与影响

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作者单位: Institute of Biodiversity, Animal Health and Comparative Medicine, University of Glasgow, Glasgow, United Kingdom;Institute of Biodiversity, Animal Health and Comparative Medicine, University of Glasgow, Glasgow, United Kingdom;Institute of Biodiversity, Animal Health and Comparative Medicine, University of Glasgow, Glasgow, United Kingdom;Department of Marine Science, Faculty of Science, Suez Canal University, Ismailia, Egypt;Institute of Biodiversity, Animal Health and Comparative Medicine, University of Glasgow, Glasgow, United Kingdom

Recommended Citation:
Sahir Advani,Laura N. Rix,Danielle M. Aherne,et al. Distance from a Fishing Community Explains Fish Abundance in a No-Take Zone with Weak Compliance[J]. PLOS ONE,2015-01-01,10(5)
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