Biomonitoring;
river ecology;
diversity;
Community-Weighted Mean (CWM);
functional traits;
IMPACT;
D O I:
10.1051/kmae/2023015
中图分类号:
S9 [水产、渔业];
学科分类号:
0908 ;
摘要:
Damming and impoundment are among the main flow-related alterations in rivers worldwide. However, compared to the highland river sections where the impacts associated with dams have been largely studied, still scarce evidence is available in scientific literature for large, lowland rivers. In this study, the ecological effects of a hydropower dam in the Po River (Italy) on the taxonomic and functional responses of benthic macroinvertebrates were examined by comparing one station upstream of the dam with one downstream station over a six-year period. Weak and not significant differences were observed for taxon richness, abundance and community composition. By contrast, community-level proportion of macroinvertebrates associated with water velocity increased during medium and high flow condition and decreased during low flow condition in downstream stations. Such differences were also mirrored by the Flow-T index, that is a biomonitoring index recently developed to assess hydraulic conditions in rivers. Results of this study support the adoption of stressor-specific metrics in river biomonitoring.
机构:
Northeast Normal Univ, Sch Environm, Changchun 130117, Peoples R ChinaNortheast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
Zhang, Ying
Huo, Yang
论文数: 0引用数: 0
h-index: 0
机构:
Northeast Normal Univ, Sci & Technol Innovat Ctr Municipal Wastewater Tr, Changchun 130117, Peoples R China
Northeast Normal Univ, Sch Phys, Changchun 130024, Peoples R ChinaNortheast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
Huo, Yang
Zhang, Zhiruo
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h-index: 0
机构:
Jilin Jianzhu Univ, Key Lab Songliao Aquat Environm, Minist Educ, Changchun 130118, Peoples R ChinaNortheast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
Zhang, Zhiruo
Zhu, Suiyi
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h-index: 0
机构:
Northeast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
Northeast Normal Univ, Sci & Technol Innovat Ctr Municipal Wastewater Tr, Changchun 130117, Peoples R ChinaNortheast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
Zhu, Suiyi
Fan, Wei
论文数: 0引用数: 0
h-index: 0
机构:
Northeast Normal Univ, Sch Environm, Changchun 130117, Peoples R ChinaNortheast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
Fan, Wei
Wang, Xianze
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h-index: 0
机构:
Northeast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
Northeast Normal Univ, Sci & Technol Innovat Ctr Municipal Wastewater Tr, Changchun 130117, Peoples R ChinaNortheast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
Wang, Xianze
Huo, Mingxin
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h-index: 0
机构:
Northeast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
Northeast Normal Univ, Sci & Technol Innovat Ctr Municipal Wastewater Tr, Changchun 130117, Peoples R ChinaNortheast Normal Univ, Sch Environm, Changchun 130117, Peoples R China
机构:
Xian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R ChinaXian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R China
Zhu, Penghui
Pan, Baozhu
论文数: 0引用数: 0
h-index: 0
机构:
Xian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R ChinaXian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R China
Pan, Baozhu
Li, Zhiwei
论文数: 0引用数: 0
h-index: 0
机构:
Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R ChinaXian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R China
Li, Zhiwei
Yuan, Jianping
论文数: 0引用数: 0
h-index: 0
机构:
North China Univ Water Resources & Elect Power, Zhengzhou 450045, Peoples R ChinaXian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R China
Yuan, Jianping
Jiang, Xiaoming
论文数: 0引用数: 0
h-index: 0
机构:
Xian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R ChinaXian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R China
Jiang, Xiaoming
Jiang, Wanxiang
论文数: 0引用数: 0
h-index: 0
机构:
Xian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R ChinaXian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R China
Jiang, Wanxiang
Lu, Yan
论文数: 0引用数: 0
h-index: 0
机构:
Nanjing Hydraul Res Inst, Nanjing 210029, Peoples R ChinaXian Univ Technol, State Key Lab Ecohydraul Northwest Arid Reg China, Xian 710048, Shaanxi, Peoples R China