Wg. Dorgeloh, DIET AND FOOD SELECTION OF BARBUS-AENEUS, CLARIAS-GARIEPINUS AND ONCORHYNCHUS-MYKISS IN A CLEAR MAN-MADE LAKE, SOUTH-AFRICA, Water S.A., 20(1), 1994, pp. 91-98
The diet and food selection of Barbus aeneus (Burchell, 1822), Clarias
gariepinus (Burchell, 1822) and Oncorhynchus mykiss (Walbaum, 1792) w
ere investigated in Sterkfontein Dam. Prey organisms were sampled from
the stomachs of fish over a one-year period and in the environment ov
er a two-year period. Stomach analyses and the Strauss index of food s
election revealed a herbivorous/benthivorous diet for B. aeneus, a ben
thivorous diet for C gariepinus and a planktivorous diet for O. mykiss
.