Actinopterygii (ray-finned fishes) > Scorpaeniformes
(Scorpionfishes and flatheads) > Psychrolutidae
Etymology: Cottunculus: Greek, kottos = a fish, diminutive.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 150 - 1250 m (Ref. 55609). Deep-water; 38°S - 55°S
Southwest Atlantic: Argentina to southern Brazil. Southeast Pacific: Chile. Two forms are suggested, banded and plain colored.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 21.7 cm SL male/unsexed; (Ref. 27363)
Morphology | Morphometrics
(total): 5 - 6;
soft rays: 11 - 12;
Vertebrae: 29. Diagnosis: Interorbital region concave with the side borders strong and higher. Vomerine teeth well-developed. Bony plates on head and body widely scattered, each with several prickles. Head spines are prominent, suborbital spines distinct and in three paired sets, Lateral line pores on body not emerging in distinct tubes (Ref. 55609). Color pattern on body varies, with or without three irregular brownish bands (Ref. 27363).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Nakamura, I., T. Inada, M. Takeda and H. Hatanaka, 1986. Important fishes trawled off Patagonia. Japan Marine Fishery Resource Research Center, Tokyo. 369 p. (Ref. 27363)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (16 of 100) .