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Anguilliformes (Eels and morays) >
Nettastomatidae (Duckbill eels)
Etymology: Facciolella: Latin, diminutive of falx, falcis = sickle (Ref. 45335); karrerae: Named in honor of Dr. Christine Karrer, Hamburg, in recognition of her contributions to the knowledge of Anguilliformes of the western Indian Ocean and her studies on deep-sea fishes of the Red Sea of the Senckenberg-Museum..
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien bathydemersaal; diepte 700 - 2000 m (Ref. 40802). Deep-water
Western Indian Ocean: Red Sea.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 36.1 cm TL mannelijk / geslacht onbekend; (Ref. 40802)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 290; Anale stekels: 0; Anale zachte stralen: 235; Wervels: 166 - 184. Very light, whitish coloration of head, body and fins. Preanal pores 51-52.
Probably inhabiting holes found on soft sea-bottom.
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Klausewitz, W., 1995. Deep water and deep-sea fishes of the Red Sea. XIX. Description of a new species of the deep-sea eel genus Facciolella (Pisces: Osteichthyes: Anguilliformes: Nettastomatidae). Senckenbergiana marit. 26(1/2):45-50. (Ref. 40802)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
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Estimates based on models
Preferred temperature (Ref.
123201): 21.7 - 21.8, mean 21.7 °C (based on 11 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00089 (0.00036 - 0.00223), b=2.98 (2.77 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Assuming tmax>10).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (26 of 100).