Elasmobranchii (Haie und Rochen) (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.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser bathydemersal; tiefenbereich 90 - 1070 m (Ref. 26346). Deep-water
Southwest Pacific: endemic to New Zealand.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 75.0 cm TL Männchen/unbestimmt; (Ref. 26346)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Dorsal side dark brown or purplish-grey in color and covered with small erect prickles (Ref. 26346).
Body shape (shape guide): other.
Inhabits the continental slope (Ref. 26346). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
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 Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00562 (0.00287 - 0.01102), b=3.11 (2.94 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.9 ±0.7 se; based on size and trophs of closest relatives |
Widerstandsfähigkeit (Ref. 120179) |
niedrig, Verdopplung der Population dauert 4,5 - 14 Jahre. (Fec assumed to be <100). |
Anfälligkeit der Fischerei (Ref. 59153) |
High vulnerability (60 of 100). 🛈 |
Nährstoffe (Ref. 124155) |
Calcium = 8.03 [1.46, 39.68] mg/100g; Iron = 0.318 [0.074, 0.996] mg/100g; Protein = 16.4 [13.6, 18.8] %; Omega3 = 0.538 [0.174, 2.078] g/100g; Selenium = 13 [4, 41] μg/100g; VitaminA = 9.9 [2.3, 43.2] μg/100g; Zinc = 0.325 [0.163, 0.604] mg/100g (wet weight); |