Table 3 The dominance (IRI) and horizontal distribution of the dominant macrozoobenthos in black water aggregation areas in Lake Taihu.
Dominated species | Dagang river | Wuxi harbor | Dapu harbor | Taige canal | Zhihu harbor | Liangxi river | Xiaoxi harbor | Wuxi plant | Wangyu river |
|---|---|---|---|---|---|---|---|---|---|
Tubifex tubife | 2468.92 | 1430.34 | — | — | 1528.51 | — | — | 2562.78 | 3093.78 |
Limnodrilus hoffmeistteri | 4714.45 | 4688.39 | 6263.20 | 5690.36 | 5491.69 | 3975.81 | 2848.97 | 2062.46 | 1377.49 |
Bellamya aeruginosa | — | — | — | 2624.01 | — | 1796.13 | 1819.77 | — | — |
Corbicula fluminea | 5767.80 | — | 7379.65 | 1060.48 | 1865.08 | — | — | — | — |
Tanypus punctipennis | — | — | — | — | — | 2746.47 | 2732.41 | — | — |
Propsilocerus akamusi | — | — | — | — | — | 1381.53 | — | — | — |
