分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | 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: a-, Latin privative, i.e., without; pristis, from pristes (Gr.), sawyer (but here meaning saw); oura (Gr.), tail, referring to absence of saw-toothed crest of enlarged dermal denticles along upper edge of caudal fin as found in the closely related Pristiurus (=Galeus) (See ETYFish); microps: micro-, from mikros (Gr.), small; ops (Gr.), eye, described as having the smallest eyes in its original genus, Scyliorhinus (Scyliorhinidae) (See ETYFish).
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 深海魚; 深さの範囲 1000 - 2200 m (Ref. 55584). Deep-water; 67°N - 38°S
Southeast Atlantic: off the Orange River to Cape Agulhas, South Africa. Elsewhere known from the North Atlantic.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 61.0 cm TL オス/雌雄の選別がない; (Ref. 5578); 43.2 cm TL (female)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 0; 肛門の骨: 0. A stout, plain catshark with small eyes, a long thick and broad snout, and long labial furrows; mouth projecting well in front of eyes; pectoral fins very short (Ref. 5578). Uniformly black or dark to medium brown or grey; no markings (Ref. 5578).
Body shape (shape guide): elongated.
Found on the continental slope, on or near the bottom (Ref. 244). Feeds on small bony fish, shrimp, squid, and possibly other sharks (Ref. 5578). Oviparous (Ref. 50449).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Oviparous (Ref. 5578). Embryos feed solely on yolk (Ref. 50449).
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 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
水産業: 興味がない
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00347 (0.00171 - 0.00701), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.8 ±0.3 se; based on diet studies. |
回復力 (参照 120179) |
非常に低い, 14年以上の倍増期間の最小個体群 (Fec assumed to be <10). |
漁業の脆弱性 (Ref. 59153) |
Low to moderate vulnerability (31 of 100). 🛈 |
栄養素 (Ref. 124155) |
Calcium = 10.9 [1.9, 65.3] mg/100g; Iron = 0.36 [0.08, 1.25] mg/100g; Protein = 18.7 [16.6, 20.9] %; Omega3 = 0.249 [0.094, 0.654] g/100g; Selenium = 16.7 [5.1, 56.2] μg/100g; VitaminA = 6.45 [1.27, 30.69] μg/100g; Zinc = 0.319 [0.159, 0.597] mg/100g (wet weight); |