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Himantolophus borealis Kharin, 1984 |
| Family: | Himantolophidae (Footballfishes) | |||
| Max. size: | 6.2 cm SL (female) | |||
| Environment: | bathypelagic; marine; depth range - 1210 m | |||
| Distribution: | Northwest Pacific. | |||
| Diagnosis: | Dorsal spines (total): 0-0; Dorsal soft rays (total): 5-5; Anal spines: 0-0; Anal soft rays: 4-4; Vertebrae: 18-18. Distinguishing characteristics of metamorphosed female: short illicium 26-32% SL; distal escal appendage 22-24% SL, distal one-fourth to one-third of length bifurcated twice, darkly pigmented except for extreme distal tips; posterior escal appendage 4.8-7.1% SL, bifurcated distally; postolateral appendages 2 at base of escal bulb and distal appendage (Ref. 86949). | |||
| Biology: | Males and larvae unknown (Ref. 43997). Minimum depth from Ref. 58018. | |||
| IUCN Red List Status: | Data deficient (DD); Date assessed: 11 October 2018 Ref. (130435) | |||
| Threat to humans: | harmless | |||