Klassifizierung / Names
Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa
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Anguilliformes (Eels and morays) >
Nettastomatidae (Duckbill eels)
Etymology: Nettastoma: Greek, netta = duck + Greek, stoma = mouth (Ref. 45335); melanura: From the Greek melan meaning black, dark, and oura meaning tail, referring presumably to the dark edges of the posterior part of the dorsal and anal fins.
More on author: Rafinesque.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser bathypelagisch; tiefenbereich 0 - 1647 m (Ref. 4454), usually 329 - 860 m (Ref. 47377). Deep-water; 45°N - 30°S, 98°W - 17°E
Eastern Atlantic: Portugal to the Gulf of Guinea including western Mediterranean. Western Atlantic: Gulf of Mexico to the Guianas and to southern Brazil (Ref. 47377).
Length at first maturity / Size / Gewicht / Alter
Maturity: Lm 53.5, range 42 - 68.2 cm
Max length : 79.8 cm TL Männchen/unbestimmt; (Ref. 96016); max. veröff. Gewicht: 255.50 g (Ref. 96016)
Wirbelzahl: 190 - 210. Usually five supratemporal pores, SO5 absent. Lateral line pores 43-49. Median vomerine teeth somewhat enlarged. Posterior nostril near anterodorsal margin of eye.
Occurs in holes on muddy bottoms of continental slope. Feeds mainly on crustaceans (Ref. 4776). Minimum depth reported taken from Ref. 86942.
Smith, D.G., 1990. Nettastomatidae. p. 172-175. 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. 4454)
IUCN Rote Liste Status (Ref. 130435: Version 2024-1)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell
Tools
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Estimates based on models
Preferred temperature (Ref.
123201): 5.4 - 14.4, mean 10.2 °C (based on 488 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00095 (0.00067 - 0.00137), b=2.95 (2.85 - 3.05), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.50 se; based on food items.
Widerstandsfähigkeit (Ref.
120179): niedrig, Verdopplung der Population dauert 4,5 - 14 Jahre. (Assuming tmax>10).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (52 of 100).
Nutrients (Ref.
124155): Calcium = 12.3 [2.9, 50.7] mg/100g; Iron = 0.319 [0.093, 1.082] mg/100g; Protein = 18.2 [15.8, 20.8] %; Omega3 = 0.172 [0.056, 0.548] g/100g; Selenium = 15.7 [4.0, 65.6] μg/100g; VitaminA = 13.5 [1.5, 108.4] μg/100g; Zinc = 0.42 [0.19, 1.05] mg/100g (wet weight);
