Optimal response to habitat linkage of local fish diversity and mean trophic level | |
Xu, Jun1; Zhang, Huan1,2; Cai, Yongjiu3; Molinos, Jorge Garcia4,5; Zhang, Min6 | |
刊名 | LIMNOLOGY AND OCEANOGRAPHY |
2016-07-01 | |
卷号 | 61期号:4页码:1438-1448 |
ISSN号 | 0024-3590 |
DOI | 10.1002/lno.10313 |
英文摘要 | Spatially segregated ecosystems are frequently subsidized by cross-habitat linkages, but the extent to which the functional links between habitats influence local community attributes, such as consumer and food web structure is still poorly understood. Using the bidirectional linkage between benthic and pelagic habitats in floodplain lakes, we address this important question by looking for evidence of an optimal extent of habitat linkage supporting maximum taxonomic richness and mean trophic level. We then ask if there are significant changes in these local community attributes between historical and current communities, and if these reflect the history of species loss resulting from the intense human alteration of these lakes. We found a strong optimal response of maximum richness and mean trophic level along the pelagic-benthic gradient, both across and within individual lakes. This is consistent with the expectation of optimal resource availability along the habitat linkage gradient supporting more and taxonomically richer communities. Comparison between historical and current assemblages revealed a significant decrease in the optimal linkage for maximum richness in response to the history of species loss, but not for maximum mean trophic level, probably a response to the increased habitat homogenization and enhanced productivity caused by the recent history of nutrient-enrichment and habitat alteration. Our study provides strong evidence of high diversity and trophic level occurring at intermediate levels of coupling between pelagic and benthic resources, suggesting assemblage reliance on multiple production sources, and offers novel insight into the responses of this relationship to species loss due to human activities. |
资助项目 | National Natural Science Foundation of China[31370437] ; Water Pollution Control and Management Project of China[2012ZX07101-001] |
WOS关键词 | FOOD-WEB STRUCTURE ; EXPLOITATION ECOSYSTEMS ; PRIMARY PRODUCTIVITY ; BENTHIC PATHWAYS ; SPECIES LOSS ; LAKE ; COMMUNITIES ; MODELS ; HOMOGENIZATION ; EXTINCTION |
WOS研究方向 | Marine & Freshwater Biology ; Oceanography |
语种 | 英语 |
出版者 | WILEY-BLACKWELL |
WOS记录号 | WOS:000383622900021 |
资助机构 | National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China ; Water Pollution Control and Management Project of China |
内容类型 | 期刊论文 |
源URL | [http://ir.ihb.ac.cn/handle/342005/34163] |
专题 | 水生生物研究所_淡水生态学研究中心_期刊论文 |
通讯作者 | Xu, Jun |
作者单位 | 1.Chinese Acad Sci, Inst Hydrobiol, State Key Lab Freshwater Ecol & Biotechnol China, Donghu Expt Stn Lake Ecosyst, Wuhan, Peoples R China 2.Lund Univ, Inst Biol Aquat Ecol, Ecol Bldg, Lund, Sweden 3.Chinese Acad Sci, Nanjing Inst Geog & Limnol, Key Lab Watershed Geog Sci, Nanjing, Jiangsu, Peoples R China 4.Natl Inst Environm Studies, Ctr Environm Biol & Ecosyst Studies, Tsukuba, Ibaraki, Japan 5.Hokkaido Univ, Arctic Res Ctr, Sapporo, Hokkaido, Japan 6.Huazhong Agr Univ, Coll Fisheries, Wuhan, Peoples R China |
推荐引用方式 GB/T 7714 | Xu, Jun,Zhang, Huan,Cai, Yongjiu,et al. Optimal response to habitat linkage of local fish diversity and mean trophic level[J]. LIMNOLOGY AND OCEANOGRAPHY,2016,61(4):1438-1448. |
APA | Xu, Jun,Zhang, Huan,Cai, Yongjiu,Molinos, Jorge Garcia,&Zhang, Min.(2016).Optimal response to habitat linkage of local fish diversity and mean trophic level.LIMNOLOGY AND OCEANOGRAPHY,61(4),1438-1448. |
MLA | Xu, Jun,et al."Optimal response to habitat linkage of local fish diversity and mean trophic level".LIMNOLOGY AND OCEANOGRAPHY 61.4(2016):1438-1448. |
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