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Callionymus curvispinis Fricke & Zaiser Brownell, 1993 Izu ruddertail dragonet |
| Family: | Callionymidae (Dragonets) | |||
| Max. size: | 4.53 cm SL (male/unsexed); 3.19 cm SL (female) | |||
| Environment: | demersal; marine; depth range 16 - 18 m | |||
| Distribution: | Northwest Pacific: known only from the type locality, Japan. | |||
| Diagnosis: | Dorsal spines (total): 4-4; Dorsal soft rays (total): 8-8; Anal spines: 0-0; Anal soft rays: 7-7 | |||
| Biology: | Occurs on coarse sand, sometimes with algae or rubble (Ref. 11666). | |||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||