科: Osphronemidae
White-edged Betta（Betta albimarginata）はオスフロネムス科に分類される淡水魚で、東南アジアに分布する。成魚は約 4.5–6.6 cm、適水温 24–28 °C。
Betta albimarginata, a member of the family Osphronemidae, comes from Southeast Asia, where it inhabits still waters, rice paddies and slow streams. Mostly peaceful; slow, deliberate movers that dislike chaos and omnivore; flakes, small pellets and frozen foods, it grows to 4.5–6.6 cm and adapts well to a properly set-up aquarium in the 24–28 °C range. Other Betta species in our database include Betta imbellis, Betta smaragdina, Betta splendens.
難易度：中級。Mostly peaceful; slow, deliberate movers that dislike chaos。
24–28 °C を安定して維持。pH 6–8、GH 5–19 dGH。
成魚は約 4.5–6.6 cm。Upper; surface-oriented。最小 52 L の水槽。
Omnivore; flakes, small pellets and frozen foods。人工飼料に冷凍餌を組み合わせて。
可能。Mostly peaceful; slow, deliberate movers that dislike chaos。おすすめ：Other calm labyrinth fish — Share the slow lane。Fin-nippers like tiger barbs — Torn fins and endless stressとの混泳は避ける。
東南アジア原産。Still waters, rice paddies and slow streams、Still to very gentle water。
飛び出す種。ふたをしっかり閉める。
Surface bubble-nester with dedicated male guarding。Males larger with longer fins。