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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