分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水 底生の漂泳性; 深さの範囲 0 - 1 m. Tropical; 24°C - 28°C (Ref. 1672); 7°N - 6°N
Asia: common in the south west quarter and mid-hill region of the Mahaweli basin, including the lower hills up to about 800 m. Found throughout Kelani and Kalu River basins, Sri Lanka.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 18.0 cm TL オス/雌雄の選別がない; (Ref. 6028); common length : 10.0 cm SL オス/雌雄の選別がない; (Ref. 6028)
Facultative air-breathing (Ref. 126274); Inhabits usually slow-flowing, shallow, clear water streams, usually with a pebble or sand substrate. Territorial, usually solitary, juveniles form small schools of 3-5 individuals. Feeds on terrestrial insects and detritus.
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Male builds bubble nest under a leaf, a submerged overhanging rock or sometimes at the surface to hold the eggs. About 500 eggs are spawned. Eggs demersal, light pink, < 1 mm diameter. Male guards nest. Eggs hatch in 2-3 days after spawning. Both parents tend nest of larvae.
Pethiyagoda, R., 1991. Freshwater fishes of Sri Lanka. The Wildlife Heritage Trust of Sri Lanka, Colombo. 362 p. (Ref. 6028)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
脆弱 (VU) (B1ab(iii)+2ab(iii)); Date assessed: 05 August 2019
人間の用途
水産業: 興味がない; 水族館・水槽: 商業
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
栄養段階 (参照
69278): 2.6 ±0.27 se; based on food items.
回復力 (参照
120179): 高い, 15か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
漁業の脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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