分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Hymenocephalus: Named for its transparent membrane-like head covering (‘‘hymen head’’) and fragile nature of head bones (Ref. 100825).
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の漂泳性; 深さの範囲 430 - 920 m (Ref. 57178). Deep-water
Indo-West Pacific: northwestern Australia.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 25.5 cm TL オス/雌雄の選別がない; (Ref. 98298)
簡単な記述
検索表 | 形態学 | 形態計測学
Distinguished by the following characters: pelvic fin rays 8; pectoral fin rays 13-17; barely projecting snout; head bones are rather firm; barbel very long, 50-60% HL, reaching vertical through posterior edge of orbit; orbit diameter 30-33% HL; interorbital width 45-48% HW; gill rakers 16-20; ventral striae reaching close to periproct; otholith length to height (OL:OH) is 1.1-1.3; total colliculum length to pseudocolliculum length (TCL:PCL) is 1.8-2.1 (Ref. 98298).
A benthic species found on the continental slope (Ref. 75154).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 2.4 - 9.9, mean 7.7 °C (based on 276 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00219 (0.00111 - 0.00431), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (16 of 100).
