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Perciformes/Uranoscopoidei (Sand dwellers) >
Ammodytidae (Sand lances)
Etymology: Gymnammodytes: Greek, gymnos = naked + Greek, ammos = sand + Greek, dytes = somebody that likes immersions or diving (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; diepte 5 - 20 m (Ref. 127989). Temperate; 62°N - 37°N, 11°W - 13°E
Northeast Atlantic: southern coast of Norway and the Shetlands to Spain, including all coasts of the British Isles and the North Sea, but not the Baltic.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm SL mannelijk / geslacht onbekend; (Ref. 35388); common length : 15.0 cm TL mannelijk / geslacht onbekend; (Ref. 4645)
Korte beschrijving
Morfologie | Morfometrie
Dorsale zachte stralen (totaal): 53-56; Anale zachte stralen: 26 - 31. Palate without pointed teeth. Lateral line branched. Margins of dorsal and anal fins undulated. Scales restricted to the posterior third of the body (Ref. 35388).
Typically offshore over shell-gravel, also inshore where shell-gravel beaches occur. Feed on plankton. Summer batch spawner (Ref. 4674). By-catch in sand eel fisheries (Ref. 35388).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Reay, P.J., 1986. Ammodytidae. p. 945-950. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the north-eastern Atlantic and the Mediterranean. UNESCO, Paris. Vol. 2. (Ref. 4674)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel; aas: usually
Meer informatie
ReferentiesAquacultuurAquacultuurprofielKweeklijnenGeneticaElectrophoresesErfelijkheidZiektesVerwerkingNutrientsMassaconversie
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Estimates based on models
Preferred temperature (Ref.
123201): 7.7 - 12.4, mean 10.4 °C (based on 502 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00240 (0.00120 - 0.00478), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.7 ±0.30 se; based on food items.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
Nutrients (Ref.
124155): Calcium = 57.3 [31.5, 107.1] mg/100g; Iron = 0.379 [0.217, 0.687] mg/100g; Protein = 18.1 [16.3, 20.0] %; Omega3 = 0.385 [0.203, 0.691] g/100g; Selenium = 14.4 [7.1, 30.4] μg/100g; VitaminA = 14.8 [3.7, 57.0] μg/100g; Zinc = 0.757 [0.528, 1.093] mg/100g (wet weight);
