Actinopterygii (ray-finned fishes) > Scorpaeniformes
(Scorpionfishes and flatheads) > Cyclopteridae
Etymology: Cyclopteropsis: Greek, kyklos = round + Greek, pteron = fin + Greek, opsis = similar to, shape (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 76 - 150 m (Ref. 50610). Polar
Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
North Pacific: Western Bering Sea between Capes Navarin and Olyutorskiy (Ref. 43939); Sea of Okhotsk off Kamchatka (Ref. 48811).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.4 cm TL male/unsexed; (Ref. 43939)
Morphology | Morphometrics
soft rays: 10. No bony conical tubercles or spiny plates; skin with low bumps and leathery tubercles lacking subdermal bony plates on head and body, including top of head, chin, throat, pectoral fin base. First dorsal fin overgrown with skin (Ref. 43939).
Found on stony bottoms (Ref. 43939).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Mecklenburg, C.W., T.A. Mecklenburg and L.K. Thorsteinson, 2002. Fishes of Alaska. American Fisheries Society, Bethesda, Maryland. xxxvii +1037 p. (Ref. 43939)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
CountriesFAO areasEcosystemsOccurrencesIntroductionsStocksEcologyDietFood itemsFood consumptionRation
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03090 (0.01192 - 0.08009), b=2.99 (2.77 - 3.21), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.3 ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (12 of 100) .