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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: Günther.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien benthopelagisch; diepte 730 - 2560 m (Ref. 3974). Deep-water
Circumglobal, tropical to temperate. Atlantic and Indo-Pacific, except Mediterranean.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 60.0 cm TL mannelijk / geslacht onbekend; (Ref. 41039)
Dorsale stekels (totaal) : 1; Dorsale zachte stralen (totaal) : 10 - 12. Body white to grey-brown in color, underside darker (Ref. 3974). Insertion of the pelvic fin only slightly anterior to the origin of the dorsal fin. Lacks scale on the opercle (Ref. 37108).
Body shape (shape guide): elongated.
Occurs on the middle and lower slope primarily above the 4°C isotherm. Hovers within a few meters of substrate, parallel to it or inclined at varying angles (Ref. 6727). Feeds on polychaetes, pelecypods, amphipods and other benthic prey (Ref. 6727).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
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Schattingen op basis van modellen
Gewenste temperatuur (Ref.
123201): 2.5 - 6.6, mean 4 °C (based on 1890 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.40 se; based on food items.
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Assuming tmax>10).
Kwetsbaarheid van de visserij (Ref.
59153): Moderate vulnerability (44 of 100).
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Voedingsstoffen (Ref.
124155): Calcium = 10.7 [2.9, 38.3] mg/100g; Iron = 0.337 [0.111, 0.857] mg/100g; Protein = 1.6 [0.0, 5.5] %; Omega3 = 0.308 [0.115, 0.819] g/100g; Selenium = 20.5 [6.1, 75.9] μg/100g; VitaminA = 11.8 [2.3, 59.1] μg/100g; Zinc = 0.407 [0.209, 0.831] mg/100g (wet weight);
![Image of Aldrovandia affinis (Gilbert\](/images/thumbnails/jpg/tn_Alaff_u0.jpg "Image of Aldrovandia affinis (Gilbert\")
