Astrocottus matsubarae Katayama, 1942

Family:  Cottidae (Sculpins)
Max. size:  5 cm SL (male/unsexed)
Environment:  demersal; brackish; marine; depth range 10 - 15 m
Distribution:  Northwest Pacific: Japan.
Diagnosis:  Dorsal spines (total): 9-9; Dorsal soft rays (total): 12-12; Anal soft rays: 11-12; Vertebrae: 29-31. This species possess the following set of characters: slightly large head, its length 36-38% SL, depth 20-26% SL; flat interorbital space flat, relatively wide, its width 7.8-9.7% HL; basal length of anal fin 25-29% SL; pectoral-fin rays with small scales except the lowermost part; numerous small scales cover widely the ventral surface of head and trunk; no nuchal cirrus; scattered below lateral line are long filamentous cirri; D1 IX, D2 12; A 11-12 (mode 12); lateral-line scales 29-31 (mode 31); vertebrae 12 + 17-19 (mode 12 +18) = 29-31 (mode 30) (Ref. 76844).
Biology:  Occurs on sandy and/or cobble bottoms (Ref. 76844).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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