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Notacanthiformes (Halosaurs and deep-sea spiny eels) >
Notacanthidae (Deep-sea spiny eels)
Etymology: Polyacanthonotus: Greek, poly = a lot of + Greek, akantha = thorn + Greek,noton = back (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina djupbottenlevande; djupintervall 500 - 2875 m (Ref. 6594), usually 540 - 2875 m (Ref. 117245). Deep-water; 3°C - 11°C (Ref. 117245); 74°N - 35°S, 76°W - 36°E
Eastern Atlantic: Baffin Bay-Davis Strait Offshore, Ireland to South Africa, including the Mediterranean Sea. Reported from Iceland (Ref. 12462). Western Atlantic: Davis Strait to Cape Hatteras, North Carolina in the USA.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.5 cm ot hane/ej könsbestämd; (Ref. 6594)
Taggstrålar i ryggfenan (totalt) : 26 - 36; Mjukstrålar i ryggfenan (totalt) : 0. Same body coloration as P. africanus but lateral line lighter and less distinct (Ref. 6584). Maxilla fails to extend back to the posterior of nostril. Small mouth, short preoral snout. Light tan with black tips (Ref. 37108).
Maximum depth from Ref. 117245. Epibenthic and feeds on coelenterates, worms and crustaceans (Ref. 58426).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Sulak, K.J., 1986. Notacanthidae. p. 195-196. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 6594)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fiskeri: saknar intresse
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 3.3 - 13, mean 4.6 °C (based on 398 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5630 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.5 ±0.42 se; based on food items.
Resiliens (Ref.
120179): Mycket låg, lägsta populationsfördubblingstid mer än 14 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (42 of 100).
Nutrients (Ref.
124155): Calcium = 29.5 [6.8, 122.8] mg/100g; Iron = 0.473 [0.154, 1.263] mg/100g; Protein = 1.43 [0.00, 5.32] %; Omega3 = 0.391 [0.142, 1.126] g/100g; Selenium = 10.3 [3.2, 43.0] μg/100g; VitaminA = 40.3 [6.9, 239.0] μg/100g; Zinc = 0.692 [0.342, 1.504] mg/100g (wet weight);