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Idiastion pacificum Ishida & Amaoka, 1992 Flame humpback scorpionfish |
| Family: | Scorpaenidae (Scorpionfishes or rockfishes), subfamily: Scorpaeninae | |||
| Max. size: | 12.84 cm SL (male/unsexed) | |||
| Environment: | bathydemersal; marine; depth range 350 - 430 m | |||
| Distribution: | North Central Pacific: Kyushu-Palau Ridge and Emperor Seamounts. | |||
| Diagnosis: | Dorsal spines (total): 7-7; Dorsal soft rays (total): 9-9; Anal spines: 3-3; Anal soft rays: 5-5; Vertebrae: 25-25. This species is distinguished by the following set of characters: 9 dorsal-fin rays 9; 17-19 pectoral- fin rays; ctenoid scales in interorbital space and cycloid scales on belly; origin of the first dorsal-fin spine is slightly posterior to a vertical drawn through supracleithral spine base; posterior tip of pectoral fin do not reach the anal-fin origin; head length 44.4-46.0% SL (Ref. 91153). | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||