分類 / Names
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Siluriformes (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes) > Trichomycterinae
Etymology: Trichomycterus: Greek, thrix = hair + Greek, mykter, -eros = nose (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の漂泳性. Tropical; 15°S - 16°S
South America: Olhos d' Agua Cave in Minas Gerais, Brazil.
Length at first maturity / サイズ / 重さ / 年齢
Maturity: Lm ?, range 4 - ? cm
Max length : 8.3 cm SL オス/雌雄の選別がない; (Ref. 32807); 最大記録サイズ: 7 年 (Ref. 28190)
A cave-restricted species. Found mostly near the bottom and in the water column. Breeding is synchronized with the rainy season for maximum survival of the young (Ref. 32807).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Breeding is seasonal.
Proudlove, G.S., 1998. Checklist of cave-dwelling fishes of the world, to 1998. Unpublished. (Ref. 27299)
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=0.00851 (0.00355 - 0.02043), b=2.93 (2.74 - 3.12), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.3 ±0.43 se; based on food items.
Generation time: 2.6 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
回復力 (Ref.
120179): 非常に低い, 14年以上の倍増期間の最小個体群 (tmax= 7; K= 0.02;).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).