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Parascorpaena poseidon Chou & Liao, 2022 Poseidon's scorpionfish |
| Family: | Scorpaenidae (Scorpionfishes or rockfishes), subfamily: Scorpaeninae | |||
| Max. size: | 12.7 cm SL (male/unsexed); 11.68 cm SL (female) | |||
| Environment: | reef-associated; marine; depth range - 1 m | |||
| Distribution: | Northwest Pacific: Taiwan. | |||
| Diagnosis: | Dorsal spines (total): 12-12; Dorsal soft rays (total): 9-9; Anal spines: 3-3; Anal soft rays: 5-5. This species is distinguished from its congeners by the following set of characters: three equally-sized suborbital spines without ridge; supraocular tentacle is absent or very short; pectoral-fin rays 15-16 (usually 16); pored lateral-line scales 22-26 (usually 22-23); longitudinal scale rows 43-47; pre-dorsal-fin scale rows 2-3 (usually 3); 10-12 scale rows between 6th dorsal-fin spine base and lateral line; 10-12 scale rows between last dorsal-fin spine base and lateral line; total gill rakers 15-16, gill rakers on hypobranchial 2-3; ratio of 11th and 12th dorsal-fin spine 60%-81% (mean 73%). Colouration: blackish spots randomly scattered on all fins; spinous dorsal fin without a distinct black blotch in male (Ref. 130213). | |||
| Biology: | This species mainly inhabits rocky reefs that records in depth of 1 m based on the living individual (Ref. 130213). | |||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||