Teleostei (teleosts) >
Anguilliformes (Eels and morays) >
Synaphobranchidae (Cutthroat eels) > Synaphobranchinae
Etymology: Histiobranchus: Greek, istion, istos = sail + Greek, brangchia = gill (Ref. 45335).
More on author: Regan.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; benthopelagic; depth range 950 - 3001 m (Ref. 31334). Deep-water; 5°S - 48°S
South Atlantic, Indian and Pacific. Represented by at least two different geographical forms.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 62.8 cm TL male/unsexed; (Ref. 31334); 67.0 cm TL (female)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 252 - 309; Anal soft rays: 164 - 218; Vertebrae: 122 - 134. Dorsal fin rays before anus 72-120; precaudal vertebrae 60-67 (usually 64-65); lateral line pores before anus 45-53 (Ref. 31334). Pectoral fins small.
Body shape (shape guide): eel-like.
A benthic species (Ref. 75154).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Karmovskaya, E.S. and N.R. Merrett, 1998. Taxonomy of the deep-sea eel genus, Histiobranchus (Synaphobranchidae, Anguilliformes), with notes on the ecology of H. bathybius in the eastern North Atlantic. J. Fish Biol. 53(5):1015-1037. (Ref. 31334)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00071 (0.00031 - 0.00164), b=3.12 (2.91 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
4.2 ±0.5 se; based on size and trophs of closest relatives |
Fishing Vulnerability (Ref. 59153) |
Moderate to high vulnerability (48 of 100). 🛈 |