Rhinogobius immaculatus Li, Li & Chen, 2018

Family:  Gobiidae (Gobies), subfamily: Gobionellinae
Max. size:  2.63 cm SL (male/unsexed)
Environment:  benthopelagic; marine; depth range 0 - 1 m
Distribution:  Asia: China.
Diagnosis:  Dorsal spines (total): 6-7; Dorsal soft rays (total): 7-9; Anal spines: 1-1; Anal soft rays: 6-8; Vertebrae: 27-27. This species is most similar to Rhinogobius wuyanlingensis in number of vertebrae (27) and preopercular canal pores (2 or 0 vs. 2); differs by having fewer pectoral-fin rays 14-15 (vs. 17-18 in R. wuyanlingensis), fewer anal-fin rays I, 6-7 (vs. I, 8), fewer transverse scales 7-9, modally 8 (vs. 9-10); in males, anterior part of first dorsal fin without a black blotch (vs. present) and with branchiostegal membrane mostly reddish-orange, with irregular blotches posteriorly (vs. with red stripes) (Ref. 119419).
Biology:  Occurs usually in shallow (10-50 cm deep) low-gradient streams (Ref. 119419).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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