Locality |
Year from - to |
Sex | Gear | Frequency type | |||
Lac de Guiers, Senegal | 1971 - 1971 | unsexed/mixed | other | absolute number measured | |||
Lac Kainji, Nigeria | 1970 - 1970 | unsexed/mixed | other | absolute number measured | |||
Lac Tchad, Chad | 1971 - 1971 | unsexed/mixed | other | absolute number measured |