|
Poromitra rugosa (Chapman, 1939) |
| Family: | Melamphaidae (Bigscale fishes or ridgeheads) | |||
| Max. size: | 9.4 cm SL (male/unsexed) | |||
| Environment: | bathypelagic; marine; depth range 708 - 886 m | |||
| Distribution: | Northeastern Pacific: known only from two catches from 708-886 m. Other possible catches were attributed to P. crassiceps. | |||
| Diagnosis: | Dorsal spines (total): 3-3; Dorsal soft rays (total): 12-12; Anal spines: 7-7; Anal soft rays: 9-9; Vertebrae: 27-27. This species is distinguished by its spinulated (without gap) posterior and lower edges of praeoperculum; insertion of ventral fins located slightly behind the vertical of posterior edge of pectoral fin insertion; upper jaw extends to the vertical of posterior eye edge; soft rays in dorsal fin 12, in anal fin 9; 31 rakers at the first gill arch; 27 vertebrae (Ref. 83717). | |||
| Biology: | ||||
| IUCN Red List Status: | Data deficient (DD); Date assessed: 30 December 2019 Ref. (130435) | |||
| Threat to humans: | harmless | |||