Introduction of which aquaculture fish has created threat to the indigenous catfishes in Indian rivers ?
A. Clarias gariepinus
B. Arius sps.
C. Heteropneustus Jossilis
D. Pangasius pangasius
Answer:A
Introduction of which aquaculture fish has created threat to the indigenous catfishes in Indian rivers ?
A. Clarias gariepinus B. Arius sps. C. Heteropneustus Jossilis D. Pangasius pangasius