分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
板鰓亜鋼(サメとエイ類) (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
生態学
海 深海魚; 深さの範囲 90 - 1070 m (Ref. 26346). Deep-water
Southwest Pacific: endemic to New Zealand.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 75.0 cm TL オス/雌雄の選別がない; (Ref. 26346)
簡単な記述
検索表 | 形態学 | 形態計測学
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
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
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のレッドリストの状況は (Ref. 130435: Version 2024-2)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 7.8 - 13.4, mean 10.8 °C (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=0.00562 (0.00288 - 0.01097), b=3.11 (2.94 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.9 ±0.7 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低い, ４．５年～１４年の倍増期間の最小個体群 (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).
Nutrients (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);
