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Myctophiformes (Lanternfishes) >
Myctophidae (Lanternfishes) > Lampanyctinae
Etymology: Ceratoscopelus: Greek, keras, -atos = horn + Greek, skopelos = a lantern fish (Ref. 45335); townsendi: Named after C.H. Townsend, naturalist on the Albatross (Ref. 6885).
More on authors: Eigenmann & Eigenmann.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathypélagique; profondeur 100 - 500 m (Ref. 51600). Deep-water; 55°N -
Circumglobal. Common south of 35°N. North Pacific: off Japan (Ref. 11721), Hawaii (Ref. 11750), and from off southern British Columbia, Canada to southern California, USA. Western Central Atlantic: Cuba. Southeast Atlantic: Agulhas Current Region (Ref. 41388).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 18.4 cm TL mâle / non sexé; (Ref. 4925)
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 13 - 15; Épines anales: 0; Rayons mous anaux: 13 - 16; Vertèbres: 35 - 38. Adipose fin slender; pectorals long and slender (Ref. 6885). Black with bluish metallic reflections from opercles and scales; dusky on median fins, paired fins unpigmented (Ref. 6885). Branchiostegal rays: 9 (Ref. 31442).
Bathypelagic at 0-200 m at night, 425-1500 m during day (Ref. 58302). Epipelagic to mesopelagic (Ref. 31442). Depth range is between 300 to 600m during the day, and from 25 to 300 at night (Ref. 54154). Reported to feed on crustaceans (Ref. 6885). Oviparous, with planktonic eggs and larvae (Ref. 31442).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Hart, J.L., 1973. Pacific fishes of Canada. Bull. Fish. Res. Board Can. 180:740 p. (Ref. 6885)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 8.8 - 22.4, mean 15.2 °C (based on 417 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00501 (0.00233 - 0.01079), b=3.15 (2.97 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.50 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).