HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesRedfin crestedgoby Redfin crestedgoby (Cristatogobius rubripectoralis) Scientific name: Cristatogobius rubripectoralis Akihito, Meguro & Sakamoto, 2003 The Redfin crestedgoby (Cristatogobius rubripectoralis) is a brackish-water fish of the family Gobiidae. Native range: Western Central Pacific, southern Java, Indonesia and northern Australia. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 9-11; Anal spines: 1; Anal soft rays: 8 - 10; Vertebrae: 25 - 26. First dorsal fin distally rounded without filamentous spines. Posterior margin of caudal fin rounded. Scales small, 39-55 scales in a longitudinal row and 19-25 scales in transverse row. Color of specimens before fixation: nuchal crest with transversely alternating reddish-brown and light greenish-brown areas; body light greenish brown reticulated with brown on upper anterior part and having iridescent bluish or greenish spots surrounded by reticulation; first dorsal fin with red upper margin, submarginal row of contiguous yellow spots, grayish-red band on middle part, greenish gray on lower part, and large blackish spot with blue spots between fifth spine and fin terminus; second dorsal fin red with two or three irregular longitudinal yellow stripes on middle part, and greenish gray on basal part; anal fin proximally red and distally dark gray; pecSource: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCristatogobius rubripectoralisFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length6.1EnvironmentMarine; brackish; demersalClimateTropicalDistributionWestern Central Pacific: southern Java, Indonesia and northern Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026