地點: |
年代: from - to |
性別: | 網具: | 頻率類型: | |||
Kwando River, Namibia | 1997 - 1999 | unsexed/mixed | various gears | absolute number measured | |||
Lac Tchad, Chad | 1976 - 1976 | unsexed/mixed | other | absolute number measured | |||
N' Djamena, Lake Chad, Chad | 1976 - 1976 | unsexed/mixed | gillnets | absolute number measured |