Crested Goby

Benthic spawner.

Amphidromous. Refers to fishes that regularly migrate between freshwater and the sea (in both directions), but not for the purpose of breeding, as in anadromous and catadromous species. Sub-division of diadromous. Migrations should be cyclical and predictable and cover more than 100 km.Characteristic elements in amphidromy are: reproduction in fresh water, passage to sea by newly hatched larvae, a period of feeding and growing at sea usually a few months long, return to fresh water of well-grown juveniles, a further period of feeding and growing in fresh water, followed by reproduction there (Ref. 82692).

Dorsal spines (total): 6; Dorsal soft rays (total): 10; Analspines: 0; Analsoft rays: 9

Adults inhabit tidal creeks, mangroves and other quiet, fresh to fully saline coastal waters (Ref. 7251) with salinity ranging from 0.0 to 39.3 ppt (Ref. 97140). Opportunistic feeder, ingests diverse crustaceans, molluscs and barnacles, greatest part of their food comprises algae (Ref. 92840)