Dwarf Pencilfish & Madagascar Rainbowfish
Nannostomus marginatus · Bedotia madagascariensis
Dwarf Pencilfish: PeacefulMadagascar Rainbowfish: Peaceful
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Dwarf Pencilfish Tank Mates & Compatibility
Dwarf Pencilfish
Nannostomus marginatus
TemperamentPeaceful (1/10)
Adult Size3.5 cm
Temperature22–28°C
Water TypeFreshwater Only
Swim ZoneSurface, Mid-level
StockingSchool of 6+
Showing 409 - 432 of 735 Tank Mates
Possible with Caution
Dwarf Pencilfish & Maingano Mbuna
Nannostomus marginatus · Pseudotropheus cyaneorhabdos
Dwarf Pencilfish: PeacefulMaingano Mbuna: Aggressive
Dwarf Pencilfish & Maison Reef Peacock
Nannostomus marginatus · Aulonocara stuartgranti "Maison Reef"
Dwarf Pencilfish: PeacefulMaison Reef Peacock: Semi-Aggressive
Dwarf Pencilfish & Malawi Eyebiter
Nannostomus marginatus · Dimidiochromis compressiceps
Dwarf Pencilfish: PeacefulMalawi Eyebiter: Aggressive
Dwarf Pencilfish & Malawi Gar
Nannostomus marginatus · Lichnochromis acuticeps
Dwarf Pencilfish: PeacefulMalawi Gar: Semi-Aggressive
Dwarf Pencilfish & Malawi Hawk
Nannostomus marginatus · Aristochromis christyi
Dwarf Pencilfish: PeacefulMalawi Hawk: Aggressive
Dwarf Pencilfish & Malaya Shrimp
Nannostomus marginatus · Caridina sp. "Malaya"
Dwarf Pencilfish: PeacefulMalaya Shrimp: Peaceful
Dwarf Pencilfish & Malaysian Trumpet Snail (MTS)
Nannostomus marginatus · Melanoides tuberculata
Dwarf Pencilfish: PeacefulMalaysian Trumpet Snail (MTS): Peaceful
Dwarf Pencilfish & Mamberamo Rainbowfish
Nannostomus marginatus · Melanotaenia mamberamo
Dwarf Pencilfish: PeacefulMamberamo Rainbowfish: Peaceful
Dwarf Pencilfish & Marble Goby
Nannostomus marginatus · Oxyeleotris marmorata
Dwarf Pencilfish: PeacefulMarble Goby: Aggressive
Dwarf Pencilfish & Marbled Bichir
Nannostomus marginatus · Polypterus polli
Dwarf Pencilfish: PeacefulMarbled Bichir: Semi-Aggressive
Dwarf Pencilfish & Marbled Hatchetfish
Nannostomus marginatus · Carnegiella strigata
Dwarf Pencilfish: PeacefulMarbled Hatchetfish: Peaceful
Dwarf Pencilfish & Marbled Whiptail
Nannostomus marginatus · Loricaria simillima
Dwarf Pencilfish: PeacefulMarbled Whiptail: Peaceful
Dwarf Pencilfish & Marlier's Julie
Nannostomus marginatus · Julidochromis marlieri
Dwarf Pencilfish: PeacefulMarlier's Julie: Semi-Aggressive
Dwarf Pencilfish & Masked Julie (Julidochromis)
Nannostomus marginatus · Julidochromis transcriptus
Dwarf Pencilfish: PeacefulMasked Julie (Julidochromis): Semi-Aggressive
Dwarf Pencilfish & Mayan Cichlid
Nannostomus marginatus · Mayaheros urophthalmus
Dwarf Pencilfish: PeacefulMayan Cichlid: Aggressive
Dwarf Pencilfish & Mayland's Rainbowfish
Nannostomus marginatus · Melanotaenia maylandi
Dwarf Pencilfish: PeacefulMayland's Rainbowfish: Peaceful
Dwarf Pencilfish & Mbu Puffer
Nannostomus marginatus · Tetraodon mbu
Dwarf Pencilfish: PeacefulMbu Puffer: Aggressive
Dwarf Pencilfish & Melon Barb
Nannostomus marginatus · Haludaria fasciata
Dwarf Pencilfish: PeacefulMelon Barb: Mostly Peaceful
Dwarf Pencilfish & Mexican Dwarf Crayfish (CPO)
Nannostomus marginatus · Cambarellus patzcuarensis
Dwarf Pencilfish: PeacefulMexican Dwarf Crayfish (CPO): Mostly Peaceful
Dwarf Pencilfish & Midas Cichlid
Nannostomus marginatus · Amphilophus citrinellus
Dwarf Pencilfish: PeacefulMidas Cichlid: Highly Aggressive
Dwarf Pencilfish & Midnight Catfish
Nannostomus marginatus · Auchenipterichthys coracoideus
Dwarf Pencilfish: PeacefulMidnight Catfish: Mostly Peaceful
Dwarf Pencilfish & Milomo Hap (Super VC10)
Nannostomus marginatus · Placidochromis milomo
Dwarf Pencilfish: PeacefulMilomo Hap (Super VC10): Semi-Aggressive
Dwarf Pencilfish & Misool Rainbowfish
Nannostomus marginatus · Melanotaenia misoolensis
Dwarf Pencilfish: PeacefulMisool Rainbowfish: Peaceful