Head-and-tail light tetra (Hemigrammus ocellifer)

飼育条件

水温

22–26 °C

pH

6–8

GH硬度

5–19 dGH

成魚の体長

3.7–5.4 cm

最小水槽

35 L

泳ぐ水層

Bottom-dwelling

飼育難度

中級

性格

Peaceful but shy in bare or bright tanks

原産地

南美洲及菲律宾

種の概要

Characidae species Hemigrammus ocellifer comes from 南美洲及菲律宾. A mid-water shoaler whose colour and courage arrive together, with the group. It lives on the bottom. Adults reach 3.7–5.4 cm. Shoaling; 8–10+ unlocks full colour and calm. Dark substrate, gentle light, big school — the three levers for this fish. Maintain 22–26 °C at pH 6–8. A rewarding species for the aquarist who reads before buying.

原生環境

生息地

Blackwater streams and flooded forest

水流

Still to gentle current

溶存酸素

Moderate

レイアウトと設備

底床

Dark sand and leaf litter

流木・石組

Driftwood and dense plant edges

水草

Floating and shaded plants appreciated

性格・餌・混泳

群泳性

Shoaling; 8–10+ unlocks full colour and calm

餌

Unfussy; a varied small diet preserves colour

おすすめの混泳相手

• Other small peaceful tetras and rasboras — Form a mixed, calm mid-water mass

混泳しないほうがいい相手

• Single-species isolation — A lone tetra is a stressed tetra

繁殖と注意点

雌雄の違い

Subtle; females fuller-bodied

繁殖方法

Scatters eggs among plants; light-proof the setup or add mops