Actinopterygii (ray-finned fishes) > Scorpaeniformes
(Scorpionfishes and flatheads) > Cottidae
Etymology: Andriashevicottus: Because of Anatoly Petrovich Andriashev, Russian naturalist, 1910 + Greek, kottos = a fish without identificaction; megacephalus: From the Greek megas meaning large, and the Greek cephale meaning head, in reference to its large head.
Environment / Climate / Range
Marine; demersal; depth range 100 - ? m (Ref. 41742). Boreal
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 23.6 cm TL male/unsexed; (Ref. 41742)
Morphology | Morphometrics
soft rays: 13;
Vertebrae: 40. Head large; subopercle spines 4, upper one is largest, bent upward, forked; no spines and crests on occiput; scales on the head in dorsal view stretch forward along the interorbital space to the anterior margin of the eye; in lateral view, scales drop to the level of the lower posterior margin of the eye, the suborbital support and upper preopercular spine; body scales below the base of dorsal spine in the form of a band with irregular diagonal rows, in a row along the lateral line and in a spot under the pectoral fin behind the upper margin of its base. 2 nostrils; branchiostegal membranes united and free of isthmus; well developed pseudobranch; a small opening behind the 4th gill arch (Ref. 41742).
Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
Northwest Pacific: known only from the holotype taken from off Simushir Island, Kuril Islands.
Minimum depth from Ref. 58018.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Fedorov, V.V., 1990. Andriashevicottus megacephalus gen. et sp. n. (Cottidae) from the coastal waters of the Kuril Islands. J. Ichthyol. 30(6):122-131. (Ref. 41742)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
CountriesFAO areasEcosystemsOccurrencesIntroductionsStocksEcologyDietFood itemsFood consumptionRation
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00350 - 0.03435), b=3.10 (2.85 - 3.35), based on LWR estimates for this Family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.5 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (42 of 100) .