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Galeus gracilis Compagno & Stevens, 1993

Slender sawtail catshark
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Galeus gracilis   AquaMaps   Data sources: GBIF OBIS
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Image of Galeus gracilis (Slender sawtail catshark)
Galeus gracilis
Picture by FAO

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii 板鳃亚纲 (鲨鱼与 鱼) (sharks and rays) > Carcharhiniformes (Ground sharks) > Pentanchidae (Deepwater catsharks)
Etymology: Galeus: galeos, a small shark or dogfish according to Aristotle and others (See ETYFish)gracilis: Latin for thin or slender, referring to its firm, slender body (See ETYFish).

Environment: milieu / climate zone / depth range / distribution range 生态学

海洋 深海底的; 深度上下限 290 - 470 m (Ref. 11146). 深水域; 10°S - 28°S

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Indo-West Pacific: northern Australia.
印度-西太平洋: 澳洲北部。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 34.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 11146)

简单描述 检索表 | 型态特徵 | 形态测量图

背棘 (总数) : 0; 臀棘: 0. Bold saddle markings on body and precaudal tail, but without dark markings on the terminal and hypural caudal-fin lobes (Ref. 11146).
在身体与肛前尾上的显着的鞍状斑纹, 但是在末端与尾下的尾鳍叶上没有深色的斑纹.(参考文献 11146)

生物学特性     字汇 (例如 epibenthic)

A rare, little-known bottom-dwelling catshark found on the uppermost continental slopes (Ref. 11146). Mode of reproduction unknown (Ref. 11146).

一个稀有的, 所知极少的底栖猫鲨发现于最上面的大陆斜坡了。 (参考文献 11146) 繁殖方式未知.(参考文献 11146)

Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼

印度-西太平洋: 澳洲北部。

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

Compagno, L.J.V. and V.H. Niem, 1998. Scyliorhinidae. Catsharks. p. 1279-1292. In K.E. Carpenter and V.H. Niem (eds.) FAO Identification Guide for Fishery Purposes. The Living Marine Resources of the Western Central Pacific. FAO, Rome. (Ref. 11146)

世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)

  数据缺失 (DD) ; Date assessed: 05 May 2015

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的





人类利用

渔业: 没有兴趣
FAO - Publication: search | FishSource |

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Trophic ecology
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网络资源

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | 核实 FishWatcher | CISTI | Catalog of Fishes: , | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: 基因组, 核苷酸 | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | 树状分类阶层 | Wikipedia: 转至, 搜寻 | World Records Freshwater Fishing | Zoobank | 动物学的记录

Estimates based on models

Preferred temperature (Ref. 123201): 10 - 13.1, mean 11.8 °C (based on 11 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00175 - 0.00721), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
营养阶层 (Ref. 69278):  3.9   ±0.2 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):  Low vulnerability (24 of 100).