Trimma fasciatum Suzuki, Sakaue & Senou, 2012
Yellow-banded pygmygoby
photo by Sakaue, J.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  2 cm SL (male/unsexed)
Environment:  pelagic-neritic; marine; depth range 25 - 30 m
Distribution:  Western Pacific: Japan and Palau.
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 8-8; Anal spines: 1-1; Anal soft rays: 8-8; Vertebrae: 26-26. This species is distinguished from its congeners by the following set of characters: predorsal scales 8; first dorsal fin without elongate and filamentous spine; unbranched pectoral-fin rays; height of basal membrane between innermost pelvic-fin rays about 23% of length of fifth ray; shallow to moderate interorbital groove; narrow interorbital space and bony width 18-26% of pupil diameter; when fresh and when alive, nape with 1 or 2, and body with 4 broad bright yellow bands (Ref. 91085).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 07 September 2021 Ref. (130435)
Threat to humans:  harmless


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