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Table 2
Indices of fish community structure by trawl net in HAU River.
| Sampling zones | No. of species | No. of family | Shannon Weiner index (H′) | Evenness (J) |
|---|---|---|---|---|
| Upper part | 104 | 33 | 4.33 | 0.93 |
| Middle part | 81 | 28 | 4.08 | 0.93 |
| Lower part | 82 | 33 | 4.10 | 0.93 |
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