分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Cypriniformes (Carps) >
Gobionidae (Gudgeons)
Etymology: pentatrichus: The name is derived from the main diagnostic , the presence of five branching rays in the anal fin; pentatrichus, five-ray.
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の漂泳性. Temperate
Europe: Middle stretches of River Kuban in Russia.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 13.0 cm SL オス/雌雄の選別がない; (Ref. 59043)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 3; 背鰭 (合計) : 7; 肛門の骨: 3; 臀鰭: 5; 脊つい: 41 - 43. Head conical, wide, slightly flattened. Barbel long, reaching beyond posterior edge of eye, caudal peduncle low, epithelial crests on dorsal scales absent; supraorbital seismosensory canal not connected with infraorbital one (Ref. 28796); and anal fin with 5½ branched rays (Ref. 59043).
Inhabits high-gradient stretches of large rivers with fast (not turbulent) current and gravel or sand bottom. Nocturnal, found near shores at night on mud or sand bottom. Appears to spawn early and have a short spawning period. Only large juveniles were encountered in July (Ref. 59043).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Naseka, A.M. and N.G. Bogutskaya, 1998. A new gudgeon species Romanogobio pentatrichus (Gobioninae, Cyprinidae) from the basin of the Kuban River. J. Ichthyol. 38(3):219-227. (Ref. 28796)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-2)
Human uses
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
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00603 (0.00294 - 0.01235), b=3.12 (2.95 - 3.29), 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 (10 of 100).
