Least Killifish (Heterandria) & African Butterfly Cichlid
Heterandria formosa · Anomalochromis thomasi
Least Killifish (Heterandria): PeacefulAfrican Butterfly Cichlid: Mostly Peaceful
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Least Killifish (Heterandria) Tank Mates & Compatibility
Least Killifish (Heterandria)
Heterandria formosa
TemperamentPeaceful (1/10)
Adult Size3.5 cm
Temperature18–27°C
Water TypeBrackish Tolerant
Swim ZoneSurface, Mid-level, Bottom
StockingGroup of 3+
Showing 1 - 24 of 147 Tank Mates
🟡Possible with Caution
Least Killifish (Heterandria) & African Butterfly Fish
Heterandria formosa · Pantodon buchholzi
Least Killifish (Heterandria): PeacefulAfrican Butterfly Fish: Semi-Aggressive
Least Killifish (Heterandria) & African Jewel Cichlid
Heterandria formosa · Hemichromis bimaculatus
Least Killifish (Heterandria): PeacefulAfrican Jewel Cichlid: Aggressive
Least Killifish (Heterandria) & Amano Shrimp
Heterandria formosa · Caridina multidentata
Least Killifish (Heterandria): PeacefulAmano Shrimp: Peaceful
Least Killifish (Heterandria) & Amazon Leaf Fish
Heterandria formosa · Monocirrhus polyacanthus
Least Killifish (Heterandria): PeacefulAmazon Leaf Fish: Peaceful
Least Killifish (Heterandria) & Amazon Puffer
Heterandria formosa · Colomesus asellus
Least Killifish (Heterandria): PeacefulAmazon Puffer: Mostly Peaceful
Least Killifish (Heterandria) & Assassin Snail
Heterandria formosa · Clea helena
Least Killifish (Heterandria): PeacefulAssassin Snail: Peaceful
Least Killifish (Heterandria) & Bala Shark
Heterandria formosa · Balantiocheilos melanopterus
Least Killifish (Heterandria): PeacefulBala Shark: Mostly Peaceful
Least Killifish (Heterandria) & Bamboo Shrimp
Heterandria formosa · Atyopsis moluccensis
Least Killifish (Heterandria): PeacefulBamboo Shrimp: Peaceful
Least Killifish (Heterandria) & Banded Archerfish (Brackish)
Heterandria formosa · Toxotes jaculatrix
Least Killifish (Heterandria): PeacefulBanded Archerfish (Brackish): Semi-Aggressive
Least Killifish (Heterandria) & Beckford's Pencilfish
Heterandria formosa · Nannostomus beckfordi
Least Killifish (Heterandria): PeacefulBeckford's Pencilfish: Peaceful
Least Killifish (Heterandria) & Bee Shrimp (Crystal Red / Black)
Heterandria formosa · Caridina cantonensis
Least Killifish (Heterandria): PeacefulBee Shrimp (Crystal Red / Black): Peaceful
Least Killifish (Heterandria) & Betta (Siamese Fighting Fish)
Heterandria formosa · Betta splendens
Least Killifish (Heterandria): PeacefulBetta (Siamese Fighting Fish): Semi-Aggressive
Least Killifish (Heterandria) & Black Ghost Knifefish
Heterandria formosa · Apteronotus albifrons
Least Killifish (Heterandria): PeacefulBlack Ghost Knifefish: Semi-Aggressive
Least Killifish (Heterandria) & Black Pacu
Heterandria formosa · Colossoma macropomum
Least Killifish (Heterandria): PeacefulBlack Pacu: Mostly Peaceful
Least Killifish (Heterandria) & Black Skirt Tetra
Heterandria formosa · Gymnocorymbus ternetzi
Least Killifish (Heterandria): PeacefulBlack Skirt Tetra: Mostly Peaceful
Least Killifish (Heterandria) & Blue Dolphin (Hap)
Heterandria formosa · Cyrtocara moorii
Least Killifish (Heterandria): PeacefulBlue Dolphin (Hap): Semi-Aggressive
Least Killifish (Heterandria) & Boeseman's Rainbowfish
Heterandria formosa · Melanotaenia boesemani
Least Killifish (Heterandria): PeacefulBoeseman's Rainbowfish: Peaceful
Least Killifish (Heterandria) & Bristlenose Pleco
Heterandria formosa · Ancistrus cirrhosus
Least Killifish (Heterandria): PeacefulBristlenose Pleco: Peaceful
Least Killifish (Heterandria) & Bronze Corydoras
Heterandria formosa · Corydoras aeneus
Least Killifish (Heterandria): PeacefulBronze Corydoras: Peaceful
Least Killifish (Heterandria) & Bucktooth Tetra (Exodon)
Heterandria formosa · Exodon paradoxus
Least Killifish (Heterandria): PeacefulBucktooth Tetra (Exodon): Highly Aggressive
Least Killifish (Heterandria) & Bumblebee Goby (Brackish)
Heterandria formosa · Brachygobius xanthozonus
Least Killifish (Heterandria): PeacefulBumblebee Goby (Brackish): Mostly Peaceful
Least Killifish (Heterandria) & Cardinal Tetra
Heterandria formosa · Paracheirodon axelrodi
Least Killifish (Heterandria): PeacefulCardinal Tetra: Peaceful
Least Killifish (Heterandria) & Celebes Rainbowfish
Heterandria formosa · Marosatherina ladigesi
Least Killifish (Heterandria): PeacefulCelebes Rainbowfish: Peaceful