主な参照 | Ezenwaji, H.M.G. and N.M. Inyang, 1998 | ||
Fish stage | adults | 平均長さ | 25.00 TL |
Sample size | 22 | Percent empty | 32 |
国 | Nigeria | 現場 | River Anambra basin, June 1983- Sept. 1985 |
周期 |
|
Diet percent | 餌 Ⅰ | 餌 Ⅱ | 餌 Ⅲ | 捕獲段階 | Item Name | コメント |
---|---|---|---|---|---|---|
71.45 % | nekton | finfish | bony fish | recruits/juv. | Thysochromis ansorgii | Thysochromis ansorgii 71.45 |
11.84 % | zoobenthos | insects | insects | larvae | Povilla adusta | Povilla adusta 0.14 Odonata nymph 1.39 Terrestrial Orthoptera 8.10 Corixa sp. 0.03 Gerris sp. 0.02 Trichoptera larvae 0.03 Chironomidae 0.05 Mosquito larvae and pupae 0.01 Formicoid Hymenoptera 1.94 Dytiscidae 0.13 |
0.10 % | zoobenthos | benth. crust. | ostracods | juv./adults | Ostracoda | Ostracoda |
16.66 % | plants | other plants | terrestrial plants | fruits/seeds | plants |