Morphology
provided by Fishbase
Dorsal spines (total): 16 - 17; Dorsal soft rays (total): 11 - 13; Anal spines: 6 - 8; Analsoft rays: 8 - 10
Biology
provided by Fishbase
Occurs in crater lake. Feeds on fish, snails, insects, plants, seeds and algae (Ref. 94402)