分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鰓亞綱 (鯊魚與魟魚) (sharks and rays) >
Rajiformes (Skates and rays) >
Arhynchobatidae (Softnose skates)
Etymology: Bathyraja: Greek, bathys = deep + Latin, raja, -ae = a ray (Raja sp) (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 ? - 800 m (Ref. 58018). 極; 53°S - 56°S, 180°W - 180°E
Southwest Atlantic: Argentina (Ref. 58839). Southern Ocean: South Georgia Island. Some Soviet records reported from near Balleny Island in the western Pacific sector indicate a circumglobal Southern Ocean distribution of this species.
西南大西洋: 阿根廷.(參考文獻 58839) 南極海: 南喬治亞島。 在西太平洋地區的在巴羅尼群島的附近被記錄自的一些蘇聯記錄指出一個這種的環繞南極海分布。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 120 cm TL 雄魚/尚未辨別雌雄; (Ref. )
Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
卵生的.(參考文獻 50449) 卵在貝殼上有像觸角一樣的突出。 (參考文獻 205)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).西南大西洋: 阿根廷.(參考文獻 58839) 南極海: 南喬治亞島。 在西太平洋地區的在巴羅尼群島的附近被記錄自的一些蘇聯記錄指出一個這種的環繞南極海分布。
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 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 07 February 2019
人類使用
漁業: 商業性
工具
特別的報告
下載 XML
網路資源
Estimates based on models
Preferred temperature (Ref.
123201): 1.9 - 1.9, mean 1.9 °C (based on 1 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00513 (0.00253 - 0.01042), b=3.12 (2.95 - 3.29), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.0 ±0.7 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (72 of 100).
Climate Vulnerability (Ref.
125649): Very high vulnerability (88 of 100).
