Apristurus nakayai, Milk-eye catshark : fisheries

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Apristurus nakayai Iglésias, 2013

Milk-eye catshark
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Apristurus nakayai
Picture by Iglesias, S.P.

分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, ) | ITIS | CoL | WoRMS | Cloffa

板鰓亜鋼(サメとエイ類) (sharks and rays) > Carcharhiniformes (Ground sharks) > Pentanchidae (Deepwater catsharks)
Etymology: Apristurus: Greek, a = without + Greek, pristis = saw + Greek, oura = tail (Ref. 45335);  nakayai: The epithet nakayai, is in honour of the Japanese ichthylogist Kazuhiro Nakaya that dedicate his research to the taxonomy of this genus, describing eight species of Apristurus and revising the genus worldwide (Nakaya, 2009). Vernacular English name "Milk-eye catshark" and French name "Holbiche à iris blanc" refer to the white iris of the species, unique among Apristurus (Ref. 93246)

Environment: milieu / climate zone / depth range / distribution range 生態学

; 海 深海浮遊性; 深さの範囲 953 - 1022 m (Ref. 93246), usually - m (Ref. ).   Deep-water; 0°C - ; 21°S - 22°S, 157°E - 158°E (Ref. 93246)

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Pacific Ocean: New Caledonia.

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 67.6 cm TL オス/雌雄の選別がない; (Ref. 93246)

簡単な記述 形態学 | 形態計測学

A medium-sized species of Apristurus of the brunneus group with the following combination of characters: shiny white iris on fresh specimen; brownish black colouration; short interspace from P1 free rear tip to P2 origin, subequal to internarial width; midpoint of the total length located well behind cloaca; pectoral fins large, width about 2.7 times P1 tip-P2 origin; long anal-fin base, longer than D1 insertion-D2 insertions; first dorsal fin located well behind pelvic-fin insertion; first dorsal fin markedly smaller than second one; long caudal fin terminal lobe, its length more than twice its height; no denticles in the mouth; very short pyloric stomach; intestinal spiral valves 16; monospondylous vertebrae 36; precaudal diplospondylous vertebrae 37 (Ref. 92346).

生物学     用語集 (例 epibenthic)

Life cycle and mating behavior 成熟 | 繁殖 | 放精 | | 生産力 | 幼生

主な参考文献 Upload your references | 参考文献 | コーディネーター | 協力者

Iglésias, S.P., 2012. Apristurus nakayai sp. nov., a new species of deepwater catshark (Chondrichthyes: Pentanchidae) from New Caledonia. Cybium 36(4):511-519. (Ref. 93246)

IUCNのレッドリストの状況は (Ref. 124695)

  軽度懸念 (LC) ; Date assessed: 22 November 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Harmless





Human uses

水産業:
FAO - Publication: search | FishSource |

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シガテラ(食中毒の名前)
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Otoliths

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インターネットの情報源

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: 部類, | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: ゲノム, ヌクレオチド | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | 生命の木 | Wikipedia: 行く, 検索する | World Records Freshwater Fishing | Zoobank | 動物に関する記録

Estimates based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00324 (0.00154 - 0.00678), b=3.09 (2.90 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
栄養段階 (Ref. 69278):  3.9   ±0.4 se; based on size and trophs of closest relatives
回復力
弱み (Ref. 59153):  Moderate to high vulnerability (49 of 100) .