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Perciformes/Uranoscopoidei (Sand dwellers) >
Ammodytidae (Sand lances)
Etymology: Ammodytoides: Greek, ammos = sand + Greek, dytes = anyone that likes immersions, diving (Ref. 45335); xanthops: Name from the Greek 'xanthos' for yellow and 'ops' for face, referring to the dominant yellow colour of the head dorsally and anterior to the eye.
More on authors: Randall & Heemstra.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin pelagic-neritic; profondeur 26 - 62 m (Ref. 83531). Tropical
Western Indian Ocean: Mozambique.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 12.2 cm SL mâle / non sexé; (Ref. 83531)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 48 - 49; Rayons mous anaux: 23 - 24; Vertèbres: 57 - 59. This species is distinguished by the following characters: D 48-49; A 23-24; pectoral rays 15-16 (usually 15); lateral-line scales 106-112; absence of small scales dorsally on opercle; gill rakers 5-6 + 22-25; vertebrae 57-59; body depth 10.0-11.7% SL; eye diameter 3.3-3.5% SL; when fresh dark purplish gray dorsally, pale silvery blue on sides and ventrally; yellow on interorbital and most of head anterior to eye; dusky on front of snout and tip of lower jaw; series of 6-7 black spots at edge of dorsal fin; without black dots in fins; caudal fin with a broad blackish posterior border (Ref. 83531).
Body shape (shape guide): elongated.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Randall, J.E. and P.C. Heemstra, 2008. Ammodytes xanthops, a new species of sandlance (Perciformes: Ammodytidae) from Mozambique. Smithiana,, Publications in Aquatic Biodiversity, Bulletin No. 9: 21-25. (Ref. 83531)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 25.3 - 26.7, mean 26.1 °C (based on 8 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00324 (0.00142 - 0.00739), b=3.07 (2.88 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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