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Notacanthiformes (Halosaurs and deep-sea spiny eels) >
Halosauridae (Halosaurs)
Etymology: Aldrovandia: Taken from Ulisse Aldrovandi, (1522-1605), a Renaissance naturalist and physician noted by his systematic and accurate observations of plants and animals (Ref. 45335).
Eponymy: Dr Ulisse Aldrovandi (1522–1605) was an Italian naturalist. [...] (Ref. 128868), visit book page.
More on author: Vaillant.
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
Θαλασσινό(ά) βενθοπελαγικό; εύρος βάθους 500 - 2300 m (Ref. 4448). Deep-water
Probably circumglobal. Western Atlantic: New England, USA to Bahamas and off southern Brazil. Eastern Atlantic: northern Portugal to Guinea and off South Africa. Eastern Pacific: Hawaii and Chile (Ref. 9068). Western Indian Ocean: southern India. Eastern Indian Ocean: Western Australia (Ref. 49596).
Μέγεθος / Βάρος / Age
Γεννητική Ωρίμανση: Lm ? range ? - ? cm
Max length : 50.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 27000)
Ραχιαίες άκανθες (συνολικά) : 1; Μαλακές ραχιαίες ακτίνες (συνολικά) : 9 - 11. Body light grey in color; head silvery blue on top and sides, darker below and on gill covers (Ref. 3974). Lack of scales on the dorsal surface of the head and short maxillary spine (Ref. 37108).
Body shape (shape guide): eel-like.
Found between 530-2321 m, associated with islands and continental slopes (Ref. 58302). Found at bathyal to abyssal depths. Feeds on amphipods, mysids, copepods and polychaetes. Sexually dimorphic, maturing males have enlarged nostrils, anterior nostrils are black and tubular. Females outnumber males 4:1 in western North Atlantic.
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
Sulak, K.J., 1990. Halosauridae. p. 126-132. 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. 4448)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Αναφ.
123201): 2.5 - 8.8, mean 5.3 °C (based on 1006 cells).
Phylogenetic diversity index (Αναφ.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00085 (0.00033 - 0.00223), b=3.07 (2.84 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Αναφ.
69278): 3.2 ±0.34 se; based on food items.
Ελαστικότητα (Αναφ.
120179): Χαμηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού 4,5 - 14 έτη (Assuming tmax>10).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
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Nutrients (Ref.
124155): Calcium = 11.6 [3.1, 41.9] mg/100g; Iron = 0.349 [0.115, 0.893] mg/100g; Protein = 1.57 [0.00, 5.42] %; Omega3 = 0.309 [0.115, 0.819] g/100g; Selenium = 19.8 [5.9, 73.7] μg/100g; VitaminA = 12.1 [2.3, 60.7] μg/100g; Zinc = 0.424 [0.219, 0.870] mg/100g (wet weight);
