African Red Eye Tropical Fish Information

Arnoldichthys spilopterus
African Red Eye
Behaviour Peaceful, shoaling
Typical size 7cm
Max size 9cm
Tank Area Middle
Min Tank Size 90cm
Min Number in Tank 4
Temp Min: 23℃ Max: 28℃
Feeding Flake, dried, frozen, live foods
pH Range 5.5-8
Hardness vs,s,m,h
African Red Eye Arnoldichthys spilopterus
  • African Red Eye Arnoldichthys spilopterus - thumbnail
  • African Red Eye Arnoldichthys spilopterus - thumbnail

African Red Eye (Arnoldichthys spilopterus)

African Red Eye Tropical Fish Learn all about the African Red Eye's feeding habits and food types, its behaviour, its origins, its natural habitats, is it male or female, breeding advice and information, suitable tank mates, its sizing and growth range, minimum tank size, water PH and more. Use our fish community creator tool to plan your tank set up and ensure that the African Red Eye is the right fish for your aquarium.

This African Characin is a good aquarium fish which will adapt well to most aquariums. Swimming room should be provided along with a few hiding spots and the fish are best kept in groups. A peaceful species which can be mixed with fish of a similar size

African Red Eye Facts

Family Characidae (Characins) | Synonyms Petersius spilopterus | Other names African Red-Eyed Characin, Arnold's Red Eyed Characin, Arnold's Tetra, Niger Tetra, Redeye Characin | Origin Tropical West Africa; Niger and Ogun Rivers | Breeding Egg scatterer | Natural Water Conditions pH 6-8, very soft to hard | Sexing Males anal fin is curved with stripes, females anal fin is straight with a black tip

African Red Eye Help and Advice

If you have a question about keeping African Red Eye's then please use our African Red Eye help forum. Join 100's of other fish enthusiasts with 1000's of years experience between them caring for and keeping fish like these.

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Check tank mates for the African Red Eye fish species

You are in the thinkfish community creator for the African Red Eye fish species, you can learn all about how the tool works in assessing fish tank mate compatibility at the link provided or use the tool tips provided to guide you. Create a test fish community that includes the African Red Eye species and any other types of fish or crustacean you'd like to introduce - You can assess the best companions, tank size suitability, stocking levels based on filter type and volume and possible negative interactions and warnings as you build up your aquarium.

Please do check your water type for compatibility with your fish, which can be found on the African Red Eye information box above and your local water company providers website. Don't waste your money and endanger your fish!
Tank Details
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* Recent changes to stocking & filter advice October 2018
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0-1 months 20%: 0cm
1-3 months 40%: 0cm
3-6 months 60%: 0cm
question mark  Current stock level: 0cm
Stock percentage: 0%
question mark  Suggested maximum
fish size for your tank:
My Fishtank Quantity Stock cm

There are currently no fish in your fish tank. To add fish, you can click the 'Add the African Red Eye to your tank' button. Or search for a different fish using the options presented above

sample fish tank
See an example tank as it would show on a user profile with enabled settings and community tanks.

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If you'd like to talk about the "African Red Eye" with our users, then we have a buzzing community of fish enthusiasts where you can talk about tank issues, African Red Eye fish behaviour, African Red Eye tank stocking and any other issues related to the African Red Eye fish or other types you may have.

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