Table 7 Mean abundance (individuals/m2) of macro invertebrates species at the intermediate and along the cages encountered after the start of cage farming activities at Shirati bay
From: Environmental impacts of cage culture in Lake Victoria: the case of Shirati Bay-Sota, Tanzania
| Macroinvertebrates | Along the cages | Intermediate |
|---|---|---|
| Gastropods | ||
| Bellamya unicolor | 17 | 52 |
| Bellamya costulata | 121 | 104 |
| Melanoides tuberculata | 95 | 0 |
| Bivalves | ||
| Sphaerium nyansae | 1293 | 78 |
| Sphaerium stuhlmanni | 382 | 156 |
| Caelatura alluaudi | 78 | 104 |
| Caelatura monceti | 121 | 52 |
| Insects | ||
| Ephemeroptera | 0 | 0 |
| Heptageniidae | 35 | 0 |
| Chaoborus larvae | 35 | 26 |