分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Stomiiformes (Lightfishes and dragonfishes) >
Sternoptychidae (Marine hatchetfishes) > Maurolicinae
Etymology: Valenciennellus: From Achille Valenciennes 1794-1865; he worked with Duméril, Cuvier and Lacepède since 1815; malacologist, author of a "Histoire naturelle des poissons" (Ref. 45335).
Eponymy: Achille Valenciennes (1794–1865) was a French zoologist; primarily an ichthyologist and conchologist. [...] (Ref. 128868), visit book page.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 深海浮遊性; 移住性ではない; 深さの範囲 100 - 1000 m (Ref. 74511), usually 200 - 400 m (Ref. 4462). Deep-water; 67°N - 34°S, 98°W - 117°W
Worldwide in tropical to temperate waters (Ref. 37039). Eastern Atlantic: scattered records in Iceland, Ireland, Mediterranean Sea, also from Portugal southward to Namibia. Western Atlantic: Gulf of Mexico (Ref. 27768). Northwest Atlantic: Canada (Ref. 5951). Eastern Pacific: California Current region (Ref. 35838). South China Sea (Ref.74511).
初回成熟時の長さ / サイズ / 重さ / 年齢
成熟: Lm ?, range 3 - ? cm
Max length : 3.1 cm SL オス/雌雄の選別がない; (Ref. 4462); 3.1 cm SL (female)
背面の脊椎 (合計) : 0; 背鰭 (合計) : 7 - 10; 肛門の骨: 0; 臀鰭: 22 - 25. Silvery in color during the day, darker at night. Branchiostegal rays: 9-10 (Ref. 35838). Unique arrangements of the photophores on the tail, five separated groups containing 2-4 light organs (Ref. 37473).
Body shape (shape guide): fusiform / normal.
Oceanic and mesopelagic, with marked stratification of size with depth (Ref. 4739). Generally non-migrant or only short diel vertical migrations (Ref. 4739). A selective daytime feeder on copepods (mainly Pleuromamma and ostracods, Conchoecia) (Ref. 4739). Also Ref. 58302.
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Annual species probably spawning year round (Ref. 4739). Spawns more than once with egg batches about 100-360 eggs/ovary pair, the number increasing with animal size (Ref. 4739).
Quéro, J.-C., J.C. Njock and M.M. de la Hoz, 1990. Sternoptychidae. p. 275-282. 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. 4462)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
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 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.1 ±0.24 se; based on food items. |
回復力 (参照 120179) |
手段, 1.4年~4.4年の倍増期間の最小個体群 (tmax=1; tm<1; Fec=100-360 (annual<1000)). |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |