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) >
Myliobatiformes (Stingrays) >
Gymnuridae (Butterfly rays)
Etymology: Gymnura: Greek, gymnos = naked + Greek, oura = tail (Ref. 45335).
More on author: Lowe.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的. 亞熱帶的
Eastern Central Atlantic: Madeira Islands. Southwest Atlantic: southern Brazil. Validity of this species questioned in Compagno's 1999 checklist (Ref. 35766).
中東大西洋: 馬得拉群島。 西南大西洋: 巴西南部。 這種的有效性在 Compagno 1999 名錄懷疑了。 (參考文獻 35766)
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 167 cm WD 雄鱼/尚未辨别雌雄; (Ref. 4439)
Holotype measured 167 cm WD (Ref. 4439). Ovoviviparous (Ref. 50449).
Holotype 有 167 公分 WD 长。 (参考文献 4439) 卵胎生的.(参考文献 50449)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449). Distinct pairing with embrace (Ref. 205).中東大西洋: 馬得拉群島。 西南大西洋: 巴西南部。 這種的有效性在 Compagno 1999 名錄懷疑了。 (參考文獻 35766)
McEachran, J.D. and B. Séret, 1990. Gymnuridae. p. 64-66. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4439)
人类利用
更多信息
年龄范围
成长
体长-体重
体长-体长
体长-频率
形态测量图
型态特徵
仔鱼
稚鱼动力学
入添量
丰度
BRUVS
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
工具
特别资料
下载 XML
网络资源
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00776 (0.00352 - 0.01710), b=3.09 (2.89 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 非常低的, 最小族群倍增时间超过14 年 (Fec assumed to be <10).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (51 of 100).