分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
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
生態學
; 淡水 底中水層性. 溫帶
Europe: Middle stretches of River Kuban in Russia.
前蘇聯: 已知只來自庫邦河與拉巴，它的左側支流了。 它是可能是庫邦河流域特有種。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 13.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 59043)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 3; 背的軟條 (總數) : 7; 臀棘: 3; 臀鰭軟條: 5; 脊椎骨: 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).
頭部錐形, 寬的, 些微地平的。 觸鬚長的, 超過眼的後緣, 尾柄在背部的鱗片上的低又上皮的冠不存在; 眶上的感覺管不相連了眶下的。 (參考文獻 28796)
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
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
前蘇聯: 已知只來自庫邦河與拉巴，它的左側支流了。 它是可能是庫邦河流域特有種。
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 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 01 January 2008
人類使用
漁業: 沒有興趣
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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).
營養階層 (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
