Marshall, B.E. - In: Fishbyte 8 (1990) 2, pp. 17-19
The growth performance of a number of wild populations of the African catfish C. gariepinus (Clariidae) was assessed by means of the growth index ╪. The values of ╪ ranged from 2.97 to 3.67 with some of the highest values coming from the coldest lakes, suggesting that this catfish...