Teleostei (teleosts) >
Scombriformes (Mackerels) >
Trichiuridae (Cutlassfishes) > Aphanopodinae
Etymology: Benthodesmus: Greek, benthos = depth of the sea + Greek, desmos = bond, chain (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; benthopelagic; depth range 100 - 1000 m (Ref. 6181). Deep-water; 50°N - 21°N, 127°E - 117°W (Ref. 6181)
North Pacific: off Japan, Ryukyu Islands, Kyushu-Palau Ridge, British Columbia, Canada and California, USA.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 112 cm SL male/unsexed; (Ref. 6181)
Occurs from 305 m (depth of specimens hooked off Manazuru, Japan) and deeper, sometimes migrating to the surface. Juveniles mesopelagic from 100 to 500 (1000) m depth.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Nakamura, I. and N.V. Parin, 1993. FAO Species Catalogue. Vol. 15. Snake mackerels and cutlassfishes of the world (families Gempylidae and Trichiuridae). An annotated and illustrated catalogue of the snake mackerels, snoeks, escolars, gemfishes, sackfishes, domine, oilfish, cutlassfishes,. scabbardfishes, hairtails, and frostfishes known to date. FAO Fish. Synop. 125(15):136 p. (Ref. 6181)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
123201): 0.7 - 15.6, mean 7.1 °C (based on 84 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00046 (0.00020 - 0.00105), b=3.12 (2.92 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.2 ±0.7 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (82 of 100).
