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Anguilliformes (Eels and morays) >
Nettastomatidae (Duckbill eels)
Etymology: Nettastoma: Greek, netta = duck + Greek, stoma = mouth (Ref. 45335); parviceps: From the Latin parvus meaning little and caput meaning head, referring to the slightly smaller size of the head of this species compared to that of N. melanura, the only other species of the genus known to Günther.
More on author: Günther.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien benthopelagisch; diepte 60 - 1190 m (Ref. 40819). Deep-water
Indo-Pacific: bitemperate distribution, recorded from Japan, Hawaii, eastern Australia, and southeastern Africa. Southeast Pacific: Chile (Ref. 9068). Rare or absent in equatorial waters.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 82.0 cm TL mannelijk / geslacht onbekend; (Ref. 6591)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Wervels: 230. SO5 pore normally absent. Lateral line pores 49-58. Median vomerine teeth not enlarged. Posterior nostril above posterodorsal corner of eye. Other characteristics: Color gray; vertical fins black-edged; snout gray-black; iris and opercular regions silver.
Body shape (shape guide): eel-like.
Inhabits the continental slope (Ref. 7300, 75154) and shelf (Ref. 75154).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Castle, P.H.J., 1986. Nettastomatidae. p. 190-191. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 6591)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
Tools
Speciale rapporten
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Internetbronnen
Schattingen op basis van modellen
Gewenste temperatuur (Ref.
123201): 7.8 - 17.5, mean 11.5 °C (based on 548 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00087 (0.00035 - 0.00219), b=2.98 (2.76 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Assuming tmax>10).
Kwetsbaarheid van de visserij (Ref.
59153): Moderate to high vulnerability (53 of 100).
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