分類 / Names
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: Trichomycterus: Greek, thrix = hair + Greek, mykter, -eros = nose (Ref. 45335); diatropoporos: Derived from the Greek diatropos meaning variable, and poros meaning pore, in reference to the variation in the presence of pores i1 and i3 of infraorbital sensory canal of the new species. A noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的.
South America: endemic to the rio da Prata and rio Turvo basins, tributaries of rio das Antas, in the laguna dos Patos system in Brazil.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 6.8 cm SL 雄魚/尚未辨別雌雄; (Ref. 93814)
The type locality is a rapid flowing, wide and shallow river with an average depth of 0.5 m, clear water, rocky bottom and large amounts of submerged vegetation. Feeds on larvae of Diptera (Chironomidae, Simuliidae) and nymphs of Ephemeroptera (Ref. 93814).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Ferrer, J. and L.R. Malabarba, 2013. Taxonomic review of the genus Trichomycterus Valenciennes (Siluriformes: Trichomycteridae) from the laguna dos Patos system, Southern Brazil. Neotrop. Ichthyol. 11(2):217-246. (Ref. 93814)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
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=0.00851 (0.00358 - 0.02025), b=2.93 (2.74 - 3.12), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
