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Common names from other countries
Elasmobranchi (squali e razze) (sharks and rays) >
Rajiformes (Skates and rays) >
Arhynchobatidae (Softnose skates)
Etymology: Arhynchobatis: Greek, a = without + Greek, rhyngchos = snout + Greek, batis, -idos = a ray (Raja sp.) (Ref. 45335).
More on author: Waite.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino batidemersale; distribuzione batimetrica 90 - 1070 m (Ref. 26346). Deep-water
Southwest Pacific: endemic to New Zealand.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 75.0 cm TL maschio/sesso non determinato; (Ref. 26346)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Dorsal side dark brown or purplish-grey in color and covered with small erect prickles (Ref. 26346).
Inhabits the continental slope (Ref. 26346). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
Life cycle and mating behavior
Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
Oviparous, young hatch at about 10 cm. Paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
McEachran, J.D. and K.A. Dunn, 1998. Phylogenetic analysis of skates, a morphologically conservative clade of elasmobranchs (Chondrichthyes: Rajidae). Copeia 1998(2):271-290. (Ref. 27314)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Ref.
115969): 7.8 - 13.4, mean 10.8 (based on 55 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00550 (0.00273 - 0.01106), b=3.10 (2.93 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.9 ±0.7 se; based on size and trophs of closest relatives
Resilienza (Ref.
120179): Basso, tempo minimo di raddoppiamento della popolazione 4.5 - 14 anni (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).