Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Zoarcidae
(Eelpouts) > Lycodinae
Etymology: Dadyanos: An Armenian medieval metal work, dadyan. I do not fin the relation between fish and this word. Perhaps by the appearance of the skin?.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 0 - 40 m (Ref. 11954). Temperate
Southwest Atlantic: Puerto Deseado, Argentina, south to Tierra del Fuego.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 22.8 cm SL male/unsexed; (Ref. 11954)
Inhabits the intertidal zone, where it spawns, to the inner shelf. It may occur deeper than 40 m (Ref. 11954).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Anderson, M.E., 1994. Systematics and osteology of the Zoarcidae (Teleostei: Perciformes). Ichthyol. Bull. J.L.B. Smith Inst. Ichthyol. 60:120 p. (Ref. 11954)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 8.6 - 18.2, mean 12.8 (based on 122 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00263 (0.00124 - 0.00556), b=3.21 (3.02 - 3.40), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±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 (39 of 100) .