Rhodichthys regina Collett, 1879
Threadfin seasnail

Family:  Liparidae (Snailfishes)
Max. size:  31 cm SL (male/unsexed)
Environment:  bathydemersal; marine; depth range 1080 - 2365 m
Distribution:  Arctic to Northeast Atlantic: Central Arctic Basin, Norwegian and Greenland seas (Ref. 51661); including north of the Wyville-Thomson Ridge and the Iceland-Faroe Rise (Ref. 4702).
Diagnosis:  Dorsal soft rays (total): 56-60; Vertebrae: 62-69. This species is distinguished by the following characters: vertebrae 62-69; D 56-60; pectoral fin with 12-13 rays in upper lobe, 4-5 notch rays (rudimentary to their basis and widely spaced) and 2-3 elongated rays in lower lobe; preanal distance 34.3-34.5% SL, head 23.4-23.9%; postorbital distance short, 12.7-13.0% SL; wide and flat tooth plates, teeth very small, slightly prominent and even in size; posterior margin of gill cover rounded; skin on head, including its lower side, pale (bright red in life); mouth pale, grayish gill cavity (Ref. 86261).
Biology:  Epibenthic; feeds on crustaceans (Ref. 58426).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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