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Notacanthiformes (Halosaurs and deep-sea spiny eels) >
Notacanthidae (Deep-sea spiny eels)
Etymology: Notacanthus: Greek, noton = back + Greek, akantha = thorn (Ref. 45335).
Eponymy: Johann Hieronymus Chemnitz (1730–1800) was a German naturalist, conchologist and theologian. [...] (Ref. 128868), visit book page.
More on author: Bloch.
Taxonomic Remarks
Species spelling Paxton et al. 1989 (Ref.7300:150).
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien benthopelagisch; diepte 125 - 3285 m (Ref. 58426), usually 128 - 1000 m (Ref. 117245). Deep-water; 61°N - 50°S, 180°W - 180°E
Western North Atlantic: from Labrador to the Gulf of Mexico; Eastern North Atlantic from Iceland and Norway to North Africa (Ref. 130977). Possible in the eastern Indian Ocean: Australia (Ref. 7300) and southwest Pacific: New Zealand (Ref. 5755).
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 120 cm TL mannelijk / geslacht onbekend; (Ref. 4449)
Dorsale stekels (totaal) : 5 - 12; Dorsale zachte stralen (totaal) : 2; Anale stekels: 14 - 17; Anale zachte stralen: 125 - 145; Wervels: 225 - 239. Presence of palatine and dentary teeth in two or more rows. Numerous dorsal spines. Small specimens are pale tan or pale bluish gray, large specimens are dark brown (Ref. 37108).
Body shape (shape guide): elongated.
Benthopelagic (Ref. 58302) and epibenthic (Ref. 58426). Not uncommon in depths around 180 m off Iceland and Greenland. Individuals with nearly ripe eggs have been found in late autumn off Iceland. Mostly found at depths well below 200 m, but enters slightly shallower water on Grand Banks in Canada (Ref. 7251). Feeds primarily on sea anemones (Ref. 4449).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Sulak, K.J., 1990. Notacanthidae. p. 133-135. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4449)
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
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5040 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00191 (0.00101 - 0.00358), b=3.07 (2.90 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.5 ±0.37 se; based on food items. |
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Generation time |
27.5 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies. |
Weerstandsvermogen (Ref. 120179) |
laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Assuming tmax>10). |
Kwetsbaarheid van de visserij (Ref. 59153) |
High to very high vulnerability (69 of 100). 🛈 |
Voedingsstoffen (Ref. 124155) |
Calcium = 9.83 [5.11, 21.37] mg/100g; Iron = 0.259 [0.129, 0.528] mg/100g; Protein = 16.1 [14.9, 17.3] %; Omega3 = 0.274 [0.129, 0.578] g/100g; Selenium = 39.1 [14.6, 106.8] μg/100g; VitaminA = 9.64 [1.93, 48.64] μg/100g; Zinc = 0.376 [0.235, 0.610] mg/100g (wet weight); |