分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes)
毛鼻鯰科 (Pencil or parasitic catfishes) > Trichomycterinae
Etymology: Cambeva: Probably derived from the Tupi-Guarani, is a popular name for trichomycterid fishes in southern and south-eastern Brazil (Ref. 119381); perobana: Name 'perobana' from 'pero', an allusion to the conservation unit of Parana State named 'Reserva Biológica das Perobas' and '-ana', a feminine Latin suffix meaning 'pertaining to'.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 居於水底的.
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
South America: Brazil.
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 7.6 cm SL 雄魚/尚未辨別雌雄; (Ref. 137457)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 2; 背的軟條 (總數) : 7; 臀棘: 2; 臀鰭軟條: 5 - 6; 脊椎骨: 34 - 37. This species is distinguished by the following set of characters: six branched pectoral-fin rays; interopercular odontodes 28-29; vertebrae 34-37; opercular odontodes 13; branchiostegal rays 9; absence of conspicuous papillae on ventral region of head; presence of pelvic girdle and fin; long rictal barbel, 40.0-73.0% of HL; pelvic fins not reaching the urogenital opening; caudal fin truncate to rounded; first pectoral-fin ray not prolonged as a filament; color pattern of the caudal fin, presenting blotches, spots, or a homogeneous dark-brown or gray pattern in the proximal region; presence of a narrow mid-lateral stripe in some specimens; head, 17.2-20.6% of SL; pelvic fins 10.3-16.0%, pectoral fins 7.5-9.8% of SL; color pattern of some specimens, consisting in a dark-gray to dark-brown, becoming lighter towards ventral portion of the body and head, and absence of chromatophores, or some specimens with irregular dark-brown blotches on the inner skin layer, larger than two or three times the diameter of the orbit, sometimes coalescing and forming larger blotches, and an interrupted stripe in the mid-lateral region of the flank, over a plain yellowish to brown background; branchiostegal rays 9 (Ref. 137457).
Body shape (shape guide): elongated; Cross section: oval.
This species is found in streams with sandy, rocky, and pebbly substrates, bordered by marginal vegetation consisting of bushes and grassy banks (Ref. 137457).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Martins, I.C., R.B. dos Reis, B.H.M Stabile and W.J. da Graça, 2024. Iterative taxonomy reveals a new species of Cambeva (Siluriformes: Trichomycteridae) with intraspecific variation from the rio Piquiri and Ivaí basin, upper rio Paraná basin, Brazil. Neotropical Ichthyology 22(3):e230140. (Ref. 137457)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
人類使用
漁業: 沒有興趣
工具
特別的報告
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網路資源
基於模型的估計
系統發育多樣性指數 (參考文獻 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00759 (0.00332 - 0.01733), b=3.00 (2.81 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
營養階層 (參考文獻 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
釣魚的脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |