A detailed desription of Asterophysus batrachus is not available yet
Enrico Richter (http://amazonpredators.wordpress.com)
Asterophysus batrachus is a catfish that grows maximum 28 cm. The species noctural and non-aggressive. However, 2/3 part of the fish consists of mouth which makes that this species will feed on every fish that is smaller then 1,5 times their own size.