三峡库区鱼类群落结构和功能多样性

张伟, 翟东东, 熊飞, 刘红艳, 陈元元, 王莹, 廖传松, 段辛斌, 田辉伍, 邓华堂, 陈大庆

Community structure and functional diversity of fishes in the Three Gorges Reservoir

Wei Zhang, Dongdong Zhai, Fei Xiong, Hongyan Liu, Yuanyuan Chen, Ying Wang, Chuansong Liao, Xinbin Duan, Huiwu Tian, Huatang Deng, Daqing Chen

表1 三峡库区各江段渔获物数量百分比

Table 1 Abundance percentage (%) of fishery catches in each section of the Three Gorges Reservoir

种类 Species 秭归 Zigui 云阳 Yunyang 巴南 Banan 峡口 Xiakou 高阳 Gaoyang 合川 Hechuan 短颌鲚 Coilia brachygnathus 77.9 7.0 - 19.7 5.8 - 似鳊 Pseudobrama simoni 4.4 8.4 - 20.0 15.1 6.1 贝氏? Hemiculter bleekeri 3.5 28.5 5.0 32.1 53.2 2.2 银鮈 Squalidus argentatus 2.8 3.9 1.9 3.3 0.1 0.2 蛇鮈 Saurogobio dabryi 2.5 16.5 31.3 1.8 5.7 34.6 子陵吻鰕虎鱼 Rhinogobius giurinus 2.3 0.4 2.0 0.7 - - 瓦氏黄颡鱼 Pelteobagrus vachelli 0.5 1.3 3.4 0.7 2.9 0.8 长须黄颡鱼 Pelteobagrus eupogon 0.4 - 2.0 - - - 鲤 Cyprinus carpio 0.3 2.8 5.7 - 0.1 - ? Hemiculter leucisculus 0.1 2.9 2.9 2.0 - 1.0 鲫 Carassius auratus 0.04 2.3 10.6 - 1.4 0.6 飘鱼 Pseudolaubuca sinensis 0.02 - 0.09 0.3 - 4.0 鲇 Silurus asotus 0.01 2.1 1.5 0.07 0.1 - 张氏? Hemiculter tchangi - - 3.8 2.0 6.6 0.4 黄颡鱼 Pelteobagrus fulvidraco - 0.1 3.2 - 0.1 - 光泽黄颡鱼 Pelteobagrus nitidus - 11.7 5.8 3.2 1.2 42.1 唇? Hemibarbus labeo - 0.03 3.8 - - - 大鳞副泥鳅 Paramisgurnus dabryanus - - 2.6 - - - 黑尾近红鲌 Ancherythroculter nigrocauda - 0.5 - - - 5.9 其他 Others 5.23 11.57 14.41 14.13 7.7 2.1