Élasmobranches (requins et raies) (sharks and rays) >
Myliobatiformes (Stingrays) >
Myliobatidae (Eagle and manta rays)
Etymology: Aetomylaeus: Greek, aetos = eagle + Greek, mylio = mill, grinder (Ref. 45335).
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin pelagic-neritic; profondeur 10 - 117 m (Ref. 103981). Tropical
Western Pacific: northern Australia and southern Papua New Guinea.
Taille / Poids / Âge
Maturité: Lm ? range ? - 43.4 cm
Max length : 59.1 cm WD mâle / non sexé; (Ref. 103981); 59.2 cm WD (female)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
This small species of Aetomylaeus (reaching about 59.0 cm DW) is distinguisehd by the following set of characters: dorsal surface greenish to yellowish brown with a series of 7 transverse pale bluish bands which is sometimes faint; no dark spots or blotches; whitish ventral surface; usually the pectoral fins are not dusky distally; the tail is rather long (1.5-1.8 times DW); without stinging spine; head is short and narrow; fleshy rostral lobe, relatively broad, short, and with a rounded apex; teeth in 7 rows in each jaw, and with a broad median row flanked by 3 smaller rows on each side; dorsal-fin origin at level with pelvic-fin insertions; 84-88 pectoral-fin radials (excluding concealed propterygial radials anterior of eyes); 80- 86 total vertebral centra (including synarcual); 14 or 15 pelvic radials (excluding clasper) in males; 20 or 21 pelvic radials in females (Ref. 103981).
Body shape (shape guide): elongated; Cross section: flattened.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
White, W.T., P.R. Last and L. Baje, 2015. Aetomylaeus caeruleofasciatus, a new speices of eagle ray (Myliobatiformes: Myliobatidae) from northern Australia and New Guinea. Ichthyol. Res. 2015 (Ref. 103981)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5039 [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).
Niveau trophique (Réf.
69278): 3.8 ±0.5 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary low fecundity).
Vulnérabilité de la pêche (Ref.
59153): Very high vulnerability (83 of 100).
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