Can they live together?

Golden Wonder Killifish and Chili Rasbora compatibility

Compare their preferred water conditions and basic behavior.

Golden Wonder Killifish

Golden Wonder Killifish

Chili Rasbora

Chili / Mosquito Rasbora

Not recommended

The shared pH range (6.5–6.8) is narrow, so watch for water changes.

  • This fish may jump or escape through gaps; a secure lid is recommended.
  • Species-specific care guidance does not recommend this combination.

Checked for 1 Golden Wonder Killifish and 8 Chili Rasbora in a 75 L aquarium.

Shared environment

Recommended temperature
24 ~ 27°C

Recommended pH
6.5 ~ 6.8

Suggested group sizes

Golden Wonder Killifish: at least 1

Chili Rasbora: at least 8

Together they need at least 75 L and about 60 cm of length.

Check that your aquarium is large enough for both species.

Side by side

ItemGolden Wonder KillifishChili Rasbora
Average adult sizeabout 10 cm (medium)about 2 cm (nano)
Recommended temperature22~28°C24~27°C
Recommended pH6.5~8.05.0~6.8
Water hardnessMedium hardnessMedium hardness
Minimum aquarium75 L, about 60 cm long41 L, about 45 cm long
Group sizesingle is fineat least 8
TemperamentModerateGentle
Social behaviorSocial needs depend on the species and setupShoaling fish
Swimming zonemultiple levelsmiddle
Activity levelModerateModerate
Waste levelLowVery low
With shrimpadults not recommended, babies not recommendedadults usually fine, babies not recommended
Beginner level4/53/5

골든 원더 킬리피시와 칠리 라스보라 합사에 필요한 용품

이 포스팅은 쿠팡 파트너스 활동의 일환으로, 이에 따른 일정액의 수수료를 제공받습니다.

Frequently asked questions

Can Golden Wonder Killifish and Chili Rasbora live together?

Planner result: Not recommended. The shared pH range (6.5–6.8) is narrow, so watch for water changes. This fish may jump or escape through gaps; a secure lid is recommended. Species-specific care guidance does not recommend this combination.

What water conditions suit both Golden Wonder Killifish and Chili Rasbora?

Keep the water at 24~27°C and pH 6.5~6.8, where both planner ranges overlap. Golden Wonder Killifish prefers medium hardness and Chili Rasbora prefers medium hardness.

How big should an aquarium for Golden Wonder Killifish and Chili Rasbora be?

At least 75 L and about 60 cm long, the larger of the two minimums (Golden Wonder Killifish: 75 L, Chili Rasbora: 41 L). Group sizes add to the bioload, so bigger is safer.

How many Golden Wonder Killifish and Chili Rasbora should I keep?

Golden Wonder Killifish: can be kept singly (social needs depend on the species and setup). Chili Rasbora: at least 8 (shoaling fish).

Do Golden Wonder Killifish and Chili Rasbora have similar temperaments?

Golden Wonder Killifish is moderate and swims in the multiple levels; Chili Rasbora is gentle and swims in the middle. Activity: moderate vs moderate.

Sources & review

Each species' values are cross-checked against the references below and normalized into the planner's own ranges; the verdict comes from the planner's published rules. No text or images are copied.

Golden Wonder Killifish

Review confidence B on an A–C scale (A is highest); last reviewed 2026-10-07.

Chili Rasbora

Review confidence A on an A–C scale (A is highest); last reviewed 2026-10-07.

How compatibility is checked

Try it in my aquarium

This is a guide. Individual behavior and aquarium conditions can change the outcome.