分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鳃亚纲 (鲨鱼与 鱼) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Somniosidae (Sleeper sharks)
Etymology: Scymnodalatias: scymno-, referring to previous placement in Scymnodon; dalatias, referring to lack of dorsal spines like most sharks in the family Dalatiidae (sometimes included within Somniosidae). (See ETYFish); sherwoodi: In honor of C. W. Sherwood, who discovered the shark washed up on a beach in Canterbury, New Zealand, and presented it to the local museum. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 底中水层性. 亞熱帶的; 42°S - 44°S
分布
国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri
Southwest Pacific: New Zealand. Possibly occurring off Australia (Ref. 6871).
西南太平洋: 紐西蘭。 可能地出現澳洲外海。 (參考文獻 6871)
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 80.3 cm TL 雄鱼/尚未辨别雌雄; (Ref. 247)
背棘 (总数): 0. Dark brown or black with a grey blaze on the back behind the eyes (Ref. 26346). Scymnodon-like, but with no dorsal spines and the first dorsal fin slightly more posterior than in Scymnodon species; snout somewhat flattened, not bulbous, lower teeth with very high, erect or semi-erect cusps, distal blades and no serrations, first dorsal on middle of back behind pectoral fins, caudal fin asymmetrical, with a short lower lobe, fins without prominent light edges (Ref. 247).
深褐色的或在背部眼睛后面上黑色的有灰色的火焰.(参考文献 26346) Scymnodon 像 一样的, 约略更但是没有背棘与第一背鳍在后部的超过在 Scymnodon 种方面; 吻略微平的了, 不是凸起, 下颚齿具有很高的, 直立的或者半-直立的尖头, 末梢部的叶片与没有锯齿, 第一背鳍在背面中央在后胸鳍上, 尾鳍不对称的, 具有一个短的下叶, 没有突出的浅色边缘的鳍.(参考文献 247)
A rare species (Ref. 26346) presumably inhabiting the insular slope of New Zealand (Ref. 247). Ovoviviparous (Ref. 205).
一个稀有的种 (参考文献 26346) 可能居住于纽西兰的岛斜坡.(参考文献 247) 卵胎生的.(参考文献 205)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Distinct pairing with embrace (Ref. 205).西南太平洋: 紐西蘭。 可能地出現澳洲外海。 (參考文獻 6871)
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)
人类利用
渔业: 没有兴趣
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参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00168 - 0.00901), b=3.13 (2.94 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 4.0 ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 低的, 最小族群倍增时间4.5 - 14 年 (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (52 of 100).
Nutrients (Ref.
124155): Calcium = 15 [3, 74] mg/100g; Iron = 0.552 [0.142, 1.667] mg/100g; Protein = 19.7 [17.4, 22.0] %; Omega3 = 0.27 [0.10, 0.78] g/100g; Selenium = 27.5 [7.9, 98.4] μg/100g; VitaminA = 31.4 [7.8, 139.6] μg/100g; Zinc = 0.658 [0.308, 1.290] mg/100g (wet weight);
