Diving into his dams, Darren Knowles knows that the territorial male Mary River cod he is about to encounter will not welcome him. During the breeding season, male cod rush from nests in large plastic ...
Invasive tilapia have been threatening endangered cod populations in Australia's Mary River, but experts say the cod are biting back, the Australian Broadcasting Corp. reported. Conservationists from ...
A critically endangered fish in Australia's Mary River seems to have a workable approach to deal with invasive tilapia that's competing for food and habitat. The cod's response to the overcrowding? If ...