Blackstripe pencilfish (Nannostomus harrisoni)

科: Lebiasinidae

Blackstripe pencilfish（Nannostomus harrisoni）は鳉脂鲤科に分類される淡水魚で、南米に分布する。成魚は約 3.4–5 cm、適水温 24–28 °C。

飼育条件

水温: 24–28 °C
pH: 5.5–7
GH硬度: 5–19 dGH
成魚の体長: 3.4–5 cm
最小水槽: 30 L
泳ぐ水層: Bottom-dwelling
飼育難度: 中級
性格: Peaceful mid-water shoaler; confidence comes in numbers
原産地: 南米

種の概要

Nannostomus harrisoni is a Lebiasinidae from South America. In the wild it prefers warm freshwater streams and lakes; in the aquarium it stays peaceful mid-water shoaler. Plan on 3.4–5 cm of adult fish at 24–28 °C. Related profiles: Nannostomus beckfordi, Nannostomus eques, Nannostomus marginatus.

原生環境

生息地: Warm freshwater streams and lakes
水流: Still to gentle current
溶存酸素: Moderate oxygen levels

レイアウトと設備

底床: Fine sand and gravel
流木・石組: Driftwood and smooth stones
水草: Hardy common aquarium plants

性格・餌・混泳

群泳性: Groups of 8 minimum; more is visibly better
餌: Small omnivore; quality flakes and small frozen foods
おすすめの混泳相手: Small Corydoras — Share the lower water peacefully
混泳しないほうがいい相手: Large or predatory fish — Tetras are snacks

繁殖と注意点

雌雄の違い: Subtle external differences
繁殖方法: Typical egg-scattering characin; adults eat the eggs

よくある質問

Blackstripe pencilfishは飼育しやすい？

中級者向き。Peaceful mid-water shoaler; confidence comes in numbers。Groups of 8 minimum; more is visibly better。

Blackstripe pencilfishの適水温と水質は？

24–28 °C が目安。急変を避け、Stable temperature matching the species origin。

Blackstripe pencilfishの大きさと水槽サイズは？

成魚は約 3.4–5 cm。Bottom-dwelling。最小 30 L の水槽。

Blackstripe pencilfishの餌は？

Small omnivore; quality flakes and small frozen foods。Fine sand and gravel上で採餌する性質を活かし、沈む餌も与える。

Blackstripe pencilfishは混泳できる？

可能。Peaceful mid-water shoaler; confidence comes in numbers。おすすめ：Small Corydoras — Share the lower water peacefully。Large or predatory fish — Tetras are snacksとの混泳は避ける。

Blackstripe pencilfishの原産地は？

原産地は南米。Warm freshwater streams and lakesに生息。Still to gentle current。Moderate oxygen levels。

Blackstripe pencilfishは飛び出す？

換水・メンテ時はふたを推奨。

Blackstripe pencilfishの繁殖は？

繁殖：Typical egg-scattering characin; adults eat the eggs。Subtle external differences。