New Guinea Rainbowfish & Rhomb Barb
Melanotaenia affinis · Desmopuntius rhomboocellatus
New Guinea Rainbowfish: PeacefulRhomb Barb: Peaceful
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New Guinea Rainbowfish Tank Mates & Compatibility
New Guinea Rainbowfish
Melanotaenia affinis
TemperamentPeaceful (2/10)
Adult Size11.5 cm
Temperature22–28°C
Water TypeFreshwater Only
Swim ZoneMid-level, Surface
StockingSchool of 6+
Showing 577 - 600 of 735 Tank Mates
Possible with Caution
New Guinea Rainbowfish & Riffle Shrimp
Melanotaenia affinis · Australatya striolata
New Guinea Rainbowfish: PeacefulRiffle Shrimp: Peaceful
New Guinea Rainbowfish & Rio Negro Dwarf Cichlid
Melanotaenia affinis · Ivanacara adoketa
New Guinea Rainbowfish: PeacefulRio Negro Dwarf Cichlid: Aggressive
New Guinea Rainbowfish & Rose Danio
Melanotaenia affinis · Danio roseus
New Guinea Rainbowfish: PeacefulRose Danio: Peaceful
New Guinea Rainbowfish & Rosy Barb
Melanotaenia affinis · Pethia conchonius
New Guinea Rainbowfish: PeacefulRosy Barb: Mostly Peaceful
New Guinea Rainbowfish & Rosy Finned Tetra
Melanotaenia affinis · Hyphessobrycon rosaceus
New Guinea Rainbowfish: PeacefulRosy Finned Tetra: Peaceful
New Guinea Rainbowfish & Rosy Red Minnow / Fathead Minnow
Melanotaenia affinis · Pimephales promelas
New Guinea Rainbowfish: PeacefulRosy Red Minnow / Fathead Minnow: Peaceful
New Guinea Rainbowfish & Royal Farlowella Catfish
Melanotaenia affinis · Sturisoma panamense
New Guinea Rainbowfish: PeacefulRoyal Farlowella Catfish: Peaceful
New Guinea Rainbowfish & Royal Pleco (L190)
Melanotaenia affinis · Panaque nigrolineatus
New Guinea Rainbowfish: PeacefulRoyal Pleco (L190): Semi-Aggressive
New Guinea Rainbowfish & Ruby Green Hap
Melanotaenia affinis · Haplochromis sp. 'Ruby Green'
New Guinea Rainbowfish: PeacefulRuby Green Hap: Aggressive
New Guinea Rainbowfish & Rummy-Nose Tetra
Melanotaenia affinis · Hemigrammus rhodostomus
New Guinea Rainbowfish: PeacefulRummy-Nose Tetra: Peaceful
New Guinea Rainbowfish & Rummynose Rasbora
Melanotaenia affinis · Sawbwa resplendens
New Guinea Rainbowfish: PeacefulRummynose Rasbora: Peaceful
New Guinea Rainbowfish & Rusty Cichlid
Melanotaenia affinis · Iodotropheus sprengerae
New Guinea Rainbowfish: PeacefulRusty Cichlid: Semi-Aggressive
New Guinea Rainbowfish & Saddled Bichir
Melanotaenia affinis · Polypterus endlicheri
New Guinea Rainbowfish: PeacefulSaddled Bichir: Semi-Aggressive
New Guinea Rainbowfish & Sailfin Molly
Melanotaenia affinis · Poecilia latipinna
New Guinea Rainbowfish: PeacefulSailfin Molly: Mostly Peaceful
New Guinea Rainbowfish & Sajica Cichlid (T-Bar Cichlid)
Melanotaenia affinis · Amatitlania sajica
New Guinea Rainbowfish: PeacefulSajica Cichlid (T-Bar Cichlid): Semi-Aggressive
New Guinea Rainbowfish & Salvini Cichlid
Melanotaenia affinis · Trichromis salvini
New Guinea Rainbowfish: PeacefulSalvini Cichlid: Highly Aggressive
New Guinea Rainbowfish & San Juan Cory
Melanotaenia affinis · Corydoras bilineatus
New Guinea Rainbowfish: PeacefulSan Juan Cory: Peaceful
New Guinea Rainbowfish & Saulosi Cichlid
Melanotaenia affinis · Chindongo saulosi
New Guinea Rainbowfish: PeacefulSaulosi Cichlid: Aggressive
New Guinea Rainbowfish & Scarlet Badis
Melanotaenia affinis · Dario dario
New Guinea Rainbowfish: PeacefulScarlet Badis: Mostly Peaceful
New Guinea Rainbowfish & Scat (Brackish)
Melanotaenia affinis · Scatophagus argus
New Guinea Rainbowfish: PeacefulScat (Brackish): Mostly Peaceful
New Guinea Rainbowfish & Schwartz's Cory
Melanotaenia affinis · Corydoras schwartzi
New Guinea Rainbowfish: PeacefulSchwartz's Cory: Peaceful
New Guinea Rainbowfish & Scissortail Rasbora
Melanotaenia affinis · Rasbora trilineata
New Guinea Rainbowfish: PeacefulScissortail Rasbora: Peaceful
New Guinea Rainbowfish & Senegal Bichir
Melanotaenia affinis · Polypterus senegalus
New Guinea Rainbowfish: PeacefulSenegal Bichir: Semi-Aggressive