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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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Bidenichthys: Latin, bi = two + Greek, dens, dentis = teeth + Greek, ichthys = fish (Ref. 45335).
Eponymy: C Leo Biden of Cape Town was described as a ‘knowledgeable angler’, and a person “…to whom the South African Museum is indebted for many specimens and much information.” He wrote: Sea-Angling Fishes of the Cape (1948). (Ref. 128868), visit book page.
More on author: Barnard.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 底生の. Subtropical
Southeast Atlantic: known only from South Africa.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 9.0 cm TL オス/雌雄の選別がない; (Ref. 6610)
背面の脊椎 (合計) : 0; 背鰭 (合計) : 75; 肛門の骨: 0; 臀鰭: 38. Yellowish in color.
Body shape (shape guide): elongated.
Uncommon species (Ref. 34024), inhabiting rocky tide pools (Ref. 6610).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. (Ref. 34024)
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 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00468 (0.00186 - 0.01174), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.3 ±0.52 se; based on food items. |
回復力 (参照 120179) |
低い, 4.5年~14年の倍増期間の最小個体群 (Assuming Fec < 100). |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (14 of 100). 🛈 |