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Myctophiformes (Lanternfishes) >
Myctophidae (Lanternfishes) > Myctophinae
Etymology: Gonichthys: Greek, gonio = angle + Greek, ichthys = fish (Ref. 45335).
Eponymy: Anastasio Cocco (1799–1854) was an Italian naturalist, marine biologist and pharmacist. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina batypelagisk; havsvandrande (Ref. 51243); djupintervall 0 - 1450 m (Ref. 104125), usually 425 - 650 m (Ref. 4479). Deep-water; 50°N -
Eastern Atlantic: Portugal to Liberia and from Angola to South Africa including eastern Mediterranean. Western Atlantic: about 50°N, east of 40°W or south of the Slope Water Region west of 40°W to about Brazil (absent over the minimum region off Brazil and lower abundance in the South Sargasso Sea).
Length at first maturity / Size / Vikt / Age
Maturity: Lm ?, range 4 - ? cm
Max length : 6.0 cm SL hane/ej könsbestämd; (Ref. 4479)
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 10 - 13; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 21 - 23. Mature males with 6-8 supracaudal luminous structures; mature females with 3-6 infracaudal luminous patches.
Oceanic, found between 425-1,000 m during the day with maximum abundance at 425-650 m (Ref. 4479). Nyctoepipelagic from the surface to 175 m (Ref. 4479).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Hulley, P.A., 1990. Myctophidae. p. 398-467. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI; Paris; and UNESCO, Paris. Vol. 1. (Ref. 4479)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 6.1 - 14.3, mean 10.8 °C (based on 202 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00293 - 0.01558), b=3.13 (2.93 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.2 ±0.31 se; based on food items.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 144 [40, 408] mg/100g; Iron = 0.649 [0.235, 2.056] mg/100g; Protein = 16.4 [14.5, 18.2] %; Omega3 = 0.358 [0.119, 1.014] g/100g; Selenium = 13.4 [3.9, 43.3] μg/100g; VitaminA = 95.4 [11.7, 780.4] μg/100g; Zinc = 0.975 [0.488, 2.126] mg/100g (wet weight);
![Image of Gonichthys cocco (Cocco\](/images/thumbnails/jpg/tn_Gococ_u0.jpg "Image of Gonichthys cocco (Cocco\")
