Environment: milieu / Klimaatzone / Diepte / distribution range
Ecologie
marien rifbewoner. Subtropical
Southwest Pacific: off eastern Australia and New Caledonia.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 35.0 cm WD mannelijk / geslacht onbekend; (Ref. 114953)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
This species is described by the following: a small stingray with a smooth rhombic disc (usually thorns on nape absent); short tail with both dorsal and ventral folds; upper disc with small blue-edged white ocelli and black speckles; distinct mask-like marking around eyes; sides of tail mottled and tip banded; disc is broad, its width ca,1.3 times its length, trunk fleshy; pectoral-fin
apex abruptly angular; snout is short, bluntly angular, the tip not extended, the anterior margins almost straight to weakly undulate; eyes large, protruding, length of orbit and spiracle, ca. 1.4 in snout length, the interorbital space subequal to orbit length; mouth is very small, with 2 broad central oral papillae, the labial furrows and folds prominent, the jaws asymmetric; nasal curtain skirt-shaped, rather narrow, the margin concave, strongly fringed; nostrils narrow; skin often lacking denticles and thorns; tail firm, broad based and depressed slightly anteriorly, tapering gradually to caudal sting, it is slender, almost rounded below sting, flattened posteriorly (not long and
whip-like), the length slightly longer than DW, with usually 1 caudal sting, its ventral fold low, elongate, base ca.1.5 times distance from snout to 5th gill slit, the dorsal fold short based, lower than ventral fold; pelvic fins are large, the apices rather pointed (Ref. 114953).
Cross section: flattened.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Last, P.R., W.T. White, M.R. de Carvalho, B. Séret, M.F.W. Stehmann and G.J.P. Naylor, 2016. Rays of the world. CSIRO Publishing, Comstock Publishing Associates. i-ix + 1-790. (Ref. 114953)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Trofisch niveau (Ref.
69278): 3.4 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
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