Pygmy Rainbowfish Tank Mates & Compatibility

Pygmy Rainbowfish

Melanotaenia pygmaea

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TemperamentMostly Peaceful (3/10)

Adult Size5 cm

Temperature22–28°C

Water TypeFreshwater Only

Swim ZoneSurface, Mid-level

StockingSchool of 6+

Showing 193 - 216 of 735 Tank Mates

Pygmy Rainbowfish & Cockatoo Dwarf Cichlid

Melanotaenia pygmaea · Apistogramma cacatuoides

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCockatoo Dwarf Cichlid: Semi-Aggressive

Pygmy Rainbowfish & Colombian Shark Catfish (Brackish)

Melanotaenia pygmaea · Ariopsis seemanni

Pygmy Rainbowfish & Colombian Tetra

Melanotaenia pygmaea · Hyphessobrycon columbianus

Ideal Tank Mates

Pygmy Rainbowfish: Mostly PeacefulColombian Tetra: Mostly Peaceful

Pygmy Rainbowfish & Common Pleco

Melanotaenia pygmaea · Hypostomus plecostomus

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCommon Pleco: Mostly Peaceful

Pygmy Rainbowfish & Common Pleco (Amazon Sailfin)

Melanotaenia pygmaea · Pterygoplichthys pardalis

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCommon Pleco (Amazon Sailfin): Mostly Peaceful

Pygmy Rainbowfish & Common Synodontis (False Upside Down Catfish)

Melanotaenia pygmaea · Synodontis nigrita

Pygmy Rainbowfish & Common Whiptail Catfish

Melanotaenia pygmaea · Rineloricaria eigenmanni

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCommon Whiptail Catfish: Peaceful

Pygmy Rainbowfish & Congo Bichir

Melanotaenia pygmaea · Polypterus endlicheri congicus

Pygmy Rainbowfish & Congo Puffer (Potato Puffer)

Melanotaenia pygmaea · Tetraodon miurus

Pygmy Rainbowfish & Congo Tetra

Melanotaenia pygmaea · Phenacogrammus interruptus

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCongo Tetra: Peaceful

Pygmy Rainbowfish & Contradens Pleco (Snowball Variant)

Melanotaenia pygmaea · Hypancistrus contradens

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulContradens Pleco (Snowball Variant): Mostly Peaceful

Pygmy Rainbowfish & Convict Cichlid

Melanotaenia pygmaea · Amatitlania nigrofasciata

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulConvict Cichlid: Aggressive

Pygmy Rainbowfish & Copper Harlequin Rasbora

Melanotaenia pygmaea · Trigonostigma hengeli

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCopper Harlequin Rasbora: Peaceful

Pygmy Rainbowfish & Corona Rainbowfish

Melanotaenia pygmaea · Melanotaenia corona

Ideal Tank Mates

Pygmy Rainbowfish: Mostly PeacefulCorona Rainbowfish: Peaceful

Pygmy Rainbowfish & Crimsonspotted Rainbowfish

Melanotaenia pygmaea · Melanotaenia duboulayi

Ideal Tank Mates

Pygmy Rainbowfish: Mostly PeacefulCrimsonspotted Rainbowfish: Peaceful

Pygmy Rainbowfish & Crying Whiptail

Melanotaenia pygmaea · Loricaria sp. "Rio Atabapo"

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCrying Whiptail: Peaceful

Pygmy Rainbowfish & Cuban Cichlid

Melanotaenia pygmaea · Nandopsis tetracanthus

Pygmy Rainbowfish & Cuban Gar

Melanotaenia pygmaea · Atractosteus tristoechus

Pygmy Rainbowfish & Cuckoo Catfish

Melanotaenia pygmaea · Synodontis multipunctatus

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCuckoo Catfish: Semi-Aggressive

Pygmy Rainbowfish & Cupid Cichlid

Melanotaenia pygmaea · Biotodoma cupido

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCupid Cichlid: Mostly Peaceful

Pygmy Rainbowfish & Cutteri Cichlid

Melanotaenia pygmaea · Amatitlania cutteri

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulCutteri Cichlid: Aggressive

Pygmy Rainbowfish & Cyprichromis Leptosoma

Melanotaenia pygmaea · Cyprichromis leptosoma

Pygmy Rainbowfish & Dainty Cory (Salt and Pepper Cory)

Melanotaenia pygmaea · Corydoras habrosus

Possible with Caution

Pygmy Rainbowfish: Mostly PeacefulDainty Cory (Salt and Pepper Cory): Peaceful

Pygmy Rainbowfish & Debauwi Catfish (Three-Striped Glass Catfish)

Melanotaenia pygmaea · Pareutropius buffei

Ideal Tank Mates

Pygmy Rainbowfish: Mostly PeacefulDebauwi Catfish (Three-Striped Glass Catfish): Peaceful