Pygmy Rainbowfish & Fiddler Crab (Brackish)
Melanotaenia pygmaea · Uca sp.
Pygmy Rainbowfish: Mostly PeacefulFiddler Crab (Brackish): Mostly Peaceful
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Pygmy Rainbowfish Tank Mates & Compatibility
Pygmy Rainbowfish
Melanotaenia pygmaea
TemperamentMostly Peaceful (3/10)
Adult Size5 cm
Temperature22–28°C
Water TypeFreshwater Only
Swim ZoneSurface, Mid-level
StockingSchool of 6+
Showing 265 - 288 of 735 Tank Mates
Not Recommended
Pygmy Rainbowfish & Figure 8 Puffer (Brackish)
Melanotaenia pygmaea · Dichotomyctere ocellatus
Pygmy Rainbowfish: Mostly PeacefulFigure 8 Puffer (Brackish): Aggressive
Pygmy Rainbowfish & Filament Barb
Melanotaenia pygmaea · Dawkinsia filamentosa
Pygmy Rainbowfish: Mostly PeacefulFilament Barb: Mostly Peaceful
Pygmy Rainbowfish & Finger Fish
Melanotaenia pygmaea · Monodactylus argenteus
Pygmy Rainbowfish: Mostly PeacefulFinger Fish: Semi-Aggressive
Pygmy Rainbowfish & Fire Eel
Melanotaenia pygmaea · Mastacembelus erythrotaenia
Pygmy Rainbowfish: Mostly PeacefulFire Eel: Mostly Peaceful
Pygmy Rainbowfish & Fire Tetra
Melanotaenia pygmaea · Hyphessobrycon flammeus
Pygmy Rainbowfish: Mostly PeacefulFire Tetra: Peaceful
Pygmy Rainbowfish & Firemouth Cichlid
Melanotaenia pygmaea · Thorichthys meeki
Pygmy Rainbowfish: Mostly PeacefulFiremouth Cichlid: Semi-Aggressive
Pygmy Rainbowfish & Five Banded Barb
Melanotaenia pygmaea · Desmopuntius pentazona
Pygmy Rainbowfish: Mostly PeacefulFive Banded Barb: Peaceful
Pygmy Rainbowfish & Flag Tetra
Melanotaenia pygmaea · Hyphessobrycon heterorhabdus
Pygmy Rainbowfish: Mostly PeacefulFlag Tetra: Peaceful
Pygmy Rainbowfish & Flagtail Cory (Mrs Schwartz's Cory)
Melanotaenia pygmaea · Corydoras robineae
Pygmy Rainbowfish: Mostly PeacefulFlagtail Cory (Mrs Schwartz's Cory): Peaceful
Pygmy Rainbowfish & Flagtail Prochilodus
Melanotaenia pygmaea · Semaprochilodus insignis
Pygmy Rainbowfish: Mostly PeacefulFlagtail Prochilodus: Semi-Aggressive
Pygmy Rainbowfish & Flash Pleco (L204)
Melanotaenia pygmaea · Panaqolus albomaculatus
Pygmy Rainbowfish: Mostly PeacefulFlash Pleco (L204): Mostly Peaceful
Pygmy Rainbowfish & Flavus Cichlid (Pseudotropheus Flavus)
Melanotaenia pygmaea · Chindongo flavus
Pygmy Rainbowfish: Mostly PeacefulFlavus Cichlid (Pseudotropheus Flavus): Aggressive
Pygmy Rainbowfish & Florida Flagfish
Melanotaenia pygmaea · Jordanella floridae
Pygmy Rainbowfish: Mostly PeacefulFlorida Flagfish: Semi-Aggressive
Pygmy Rainbowfish & Florida Gar
Melanotaenia pygmaea · Lepisosteus platyrhincus
Pygmy Rainbowfish: Mostly PeacefulFlorida Gar: Aggressive
Pygmy Rainbowfish & Flower Stingray
Melanotaenia pygmaea · Potamotrygon schroederi
Pygmy Rainbowfish: Mostly PeacefulFlower Stingray: Semi-Aggressive
Pygmy Rainbowfish & Flowerhorn Cichlid
Melanotaenia pygmaea · Hybrid cichlid (Amphilophus cross)
Pygmy Rainbowfish: Mostly PeacefulFlowerhorn Cichlid: Highly Aggressive
Pygmy Rainbowfish & Fly River Rainbowfish
Melanotaenia pygmaea · Melanotaenia sexlineata
Pygmy Rainbowfish: Mostly PeacefulFly River Rainbowfish: Peaceful
Pygmy Rainbowfish & Flying Fox
Melanotaenia pygmaea · Epalzeorhynchos kalopterus
Pygmy Rainbowfish: Mostly PeacefulFlying Fox: Aggressive
Pygmy Rainbowfish & Flyspeck Hardyhead
Melanotaenia pygmaea · Craterocephalus stercusmuscarum
Pygmy Rainbowfish: Mostly PeacefulFlyspeck Hardyhead: Peaceful
Pygmy Rainbowfish & Forktail Blue-eye
Melanotaenia pygmaea · Pseudomugil furcatus
Pygmy Rainbowfish: Mostly PeacefulForktail Blue-eye: Peaceful
Pygmy Rainbowfish & Fort Maguire Peacock
Melanotaenia pygmaea · Aulonocara hansbaenschi
Pygmy Rainbowfish: Mostly PeacefulFort Maguire Peacock: Semi-Aggressive
Pygmy Rainbowfish & Fosso Cichlid (Fossorochromis rostratus)
Melanotaenia pygmaea · Fossorochromis rostratus
Pygmy Rainbowfish: Mostly PeacefulFosso Cichlid (Fossorochromis rostratus): Semi-Aggressive
Pygmy Rainbowfish & Freshwater Angelfish
Melanotaenia pygmaea · Pterophyllum scalare
Pygmy Rainbowfish: Mostly PeacefulFreshwater Angelfish: Semi-Aggressive