Synchiropus ijimai Jordan & Thompson, 1914
Japanese dragonet
Synchiropus ijimai
photo by Randall, J.E.

Family:  Callionymidae (Dragonets)
Max. size:  10 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 10 - 20 m
Distribution:  Northwest Pacific: Japan (Ref. 559) and South Korea (Ref. 77001).
Diagnosis:  Dorsal spines (total): 4-4; Dorsal soft rays (total): 8-8; Anal spines: 0-0; Anal soft rays: 7-7. A pair of supraorbital cirri present. The first dorsal fin of male high, broad and with many narrow white lines. Preopercular spine with an antrorse process at base which is absent in N. ocellatus and N. morrisoni. Attains 7 cm SL.
Biology:  Inhabits coral and rocky reefs. Found on algal covered rocks and boulders (Ref. 9710).
IUCN Red List Status: Least Concern (LC); Date assessed: 24 March 2022 Ref. (130435)
Threat to humans:  harmless


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 Not for publication.