Istigobius hoshinonis (Tanaka, 1917)
Istigobius hoshinonis
photo by Suzuki, T.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  8.9 cm TL (male/unsexed); 7.7 cm TL (female)
Environment:  demersal; marine; depth range 3 - 14 m
Distribution:  Northwest Pacific: southern Japan, southern Korea, and Hong Kong. Reported from the Penghu Islands (Ref. 55073).
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 11-11; Anal spines: 1-1; Anal soft rays: 10-10; Vertebrae: 26-26. Upper pectoral fin rays entire. Cycloid predorsal scales 13-17, ctenoid on trunk. No scales on antero-dorsal part of operculum. A large diagonal blue stripe beneath the eye from corner of mouth to dorsal most part of preoperculum. Only males with a black spot distally on membranes between IV and VI spines of 1st dorsal fin.
Biology:  Common on sand or mud bottoms in shallow water. May be solitary or in small schools near crevices or under stones. Lays its eggs under shells where males care for the young; spawning took place from May to July.
IUCN Red List Status: Not Evaluated (N.E.) Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Luna, Susan M. - 17.10.90
Modified by: Bailly, Nicolas - 24.07.05
Checked by: Capuli, Estelita Emily - 14.06.94

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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