Actinopteri (ray-finned fishes) > Lophiiformes
(Anglerfishes) > Melanocetidae
Etymology: Melanocetus: Greek, 'melas' or 'melanos' = black + Greek, 'ketos' = any large sea creature, more often referring to a whale (Ref. 86949).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range - 420 m (Ref. 58018), usually - m (Ref. ). Deep-water; 0°C - ; 74°S - 75°S
Southern Ocean: Known only from the Ross Sea.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 11.8 cm SL (female)
Morphology | Morphometrics
soft rays: 5. Distinguishing characteristics of female: nearly straight anterior margin of vomer; least outside width between frontals 16.9% SL; upper jaw with 33 teeth, lower jaw with 48 teeth; vomerine teeth 6; length of longest tooth in lower jaw 8.6% SL; width of pectoral fin lobe 10.4% SL; width of escal bulb 3.7% SL; illicium length 29.2% SL; esca with medial crest, absence of anterior and posterior escal crests; relatively thick integument (Ref. 86949).
Only specimen was collected at 390 m depth.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Pietsch, T.W., 1990. Melanocetidae. p. 214. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5187)
IUCN Red List Status (Ref. 124695)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.8 ±0.6 se; based on size and trophs of closest relatives
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .