Tank templates / Biotope

Rio Negro Blackwater

Biotope · 100×40×40 cm · ≈ 136 L of water

Rio Negro Blackwater

Soft, tannin-stained Amazon blackwater

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Animals

Cardinal tetraParacheirodon axelrodi

Cockatoo dwarf cichlidApistogramma cacatuoides

× 2

Sterbai corydorasHoplisoma sterbai

× 6

Plants

Amazon swordAquarius grisebachii (syn. Echinodorus grisebachii); trade form 'Bleherae'

× 1

CryptocoryneCryptocoryne wendtii

× 3

Java fernMicrosorum pteropus

× 2

AnubiasAnubias barteri

× 2

Amazon frogbitHydrocharis laevigata

× 4

Java mossTaxiphyllum barbieri

× 1

Our check

Overall

With conditions

Water that suits everyone: 24–28 °C · pH 6–6

Cardinal tetra + Cockatoo dwarf cichlidCompatible

Cardinal tetra + Sterbai corydorasCompatible

Cockatoo dwarf cichlid + Sterbai corydorasWith conditions

Only a narrow pH range suits both: exactly 6.