Actinopterygii (ray-finned fishes) >
Scorpaeniformes (Scorpionfishes and flatheads) >
Liparidae (Snailfishes)
Etymology: Rhodichthys: Greek, rhodeos, a,-on = rose + Greek, ichthys = fish (Ref. 45335).
Environment / Climate / Range
Ecology
Marine; bathydemersal; depth range 1080 - 2365 m (Ref. 51661). Deep-water, preferred ?
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).
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 31.0 cm SL male/unsexed; (Ref. 4702)
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).
Epibenthic; feeds on crustaceans (Ref. 58426).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Stein, D.L. and K.W. Able, 1986. Liparididae. p. 1275-1283. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. UNESCO, Paris. Vol. III. (Ref. 4702)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Threat to humans
Harmless
Human uses
More information
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00417 (0.00184 - 0.00944), b=3.19 (2.99 - 3.39), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic Level (Ref.
69278): 3.6 ±0.48 se; Based on food items.
Resilience (Ref.
69278): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100) .
