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: Psammobatis: Greek, psammos = sand + Greek, batis, batidos = a ray (Raja sp.) (Ref. 45335).
More on author: Philippi.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 40 - 450 m (Ref. 27092). 亞熱帶的
Southeast Pacific: Chile. Southwest Atlantic: Uruguay to Argentina (Ref. 58839).
東南太平洋: 智利。 西南大西洋: 到阿根廷烏拉圭.(參考文獻 58839)
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 43.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 35509)
Oviparous. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother (Ref. 205). Eggs are oblong capsules with stiff pointed horns at the corners deposited in sandy or muddy flats (Ref. 205). Egg capsules are 5.2 cm long and 3.1 cm wide (Ref. 41249).
卵生的。 明顯的成對出現。 幼魚可能傾向跟隨大的個體, 例如他們的母親.(參考文獻 205) 卵為長方形鞘囊具有僵硬的觸角沈積在沙灘或泥灘的角落.(參考文獻 205) 卵鞘是 5.2 公分長與 3.1 公分寬的.(參考文獻 41249)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Distinct pairing with embrace. Young may tend to follow large objects, such as their mother (Ref. 205).東南太平洋: 智利。 西南大西洋: 到阿根廷烏拉圭.(參考文獻 58839)
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: Version 2024-2)
無危 (LC) ; Date assessed: 08 February 2019
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Estimates based on models
Preferred temperature (Ref.
123201): 4.4 - 9.7, mean 6.5 °C (based on 275 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [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).
營養階層 (Ref.
69278): 3.8 ±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): Moderate vulnerability (41 of 100).
Nutrients (Ref.
124155): Calcium = 104 [14, 2,653] mg/100g; Iron = 1.3 [0.1, 18.2] mg/100g; Protein = 14.5 [12.8, 16.3] %; Omega3 = 0.786 [0.191, 3.039] g/100g; Selenium = 8.13 [0.98, 53.40] μg/100g; VitaminA = 215 [10, 4,200] μg/100g; Zinc = 1.67 [0.12, 19.86] mg/100g (wet weight); based on
nutrient studies.
