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Dwarf Pencilfish Tank Mates & Compatibility

Dwarf Pencilfish

Nannostomus marginatus

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TemperamentPeaceful (1/10)
Adult Size3.5 cm
Temperature22–28°C
Water TypeFreshwater Only
Swim ZoneSurface, Mid-level
StockingSchool of 6+
Showing 433 - 456 of 735 Tank Mates

Dwarf Pencilfish & Mokele-mbembe Bichir

Nannostomus marginatus · Polypterus mokelembembe

Not Recommended
Dwarf Pencilfish: PeacefulMokele-mbembe Bichir: Semi-Aggressive

Dwarf Pencilfish & Molly (Sailfin/Black/Dalmatian)

Nannostomus marginatus · Poecilia sphenops

Not Recommended
Dwarf Pencilfish: PeacefulMolly (Sailfin/Black/Dalmatian): Mostly Peaceful

Dwarf Pencilfish & Mono Sebae (Brackish)

Nannostomus marginatus · Monodactylus sebae

Not Recommended
Dwarf Pencilfish: PeacefulMono Sebae (Brackish): Mostly Peaceful

Dwarf Pencilfish & Monster Wolf Fish (Aimara)

Nannostomus marginatus · Hoplias aimara

Not Recommended
Dwarf Pencilfish: PeacefulMonster Wolf Fish (Aimara): Highly Aggressive

Dwarf Pencilfish & Moonlight Gourami

Nannostomus marginatus · Trichogaster microlepis

Possible with Caution
Dwarf Pencilfish: PeacefulMoonlight Gourami: Mostly Peaceful

Dwarf Pencilfish & Mosquitofish (Gambusia)

Nannostomus marginatus · Gambusia affinis

Possible with Caution
Dwarf Pencilfish: PeacefulMosquitofish (Gambusia): Aggressive

Dwarf Pencilfish & Motoro Stingray

Nannostomus marginatus · Potamotrygon motoro

Not Recommended
Dwarf Pencilfish: PeacefulMotoro Stingray: Semi-Aggressive

Dwarf Pencilfish & Mottled Loach

Nannostomus marginatus · Paracanthocobitis botia

Possible with Caution
Dwarf Pencilfish: PeacefulMottled Loach: Mostly Peaceful

Dwarf Pencilfish & Mountain Rainbowfish

Nannostomus marginatus · Melanotaenia monticola

Not Recommended
Dwarf Pencilfish: PeacefulMountain Rainbowfish: Peaceful

Dwarf Pencilfish & Mozambique Tilapia (Redfin)

Nannostomus marginatus · Oreochromis mossambicus

Possible with Caution
Dwarf Pencilfish: PeacefulMozambique Tilapia (Redfin): Aggressive

Dwarf Pencilfish & Msobo Mbuna

Nannostomus marginatus · Metriaclima sp. "Msobo"

Not Recommended
Dwarf Pencilfish: PeacefulMsobo Mbuna: Aggressive

Dwarf Pencilfish & Mubi Rainbowfish

Nannostomus marginatus · Melanotaenia mubiensis

Possible with Caution
Dwarf Pencilfish: PeacefulMubi Rainbowfish: Peaceful

Dwarf Pencilfish & Murray River Rainbowfish

Nannostomus marginatus · Melanotaenia fluviatilis

Possible with Caution
Dwarf Pencilfish: PeacefulMurray River Rainbowfish: Peaceful

Dwarf Pencilfish & Mystery Snail

Nannostomus marginatus · Pomacea bridgesii

Possible with Caution
Dwarf Pencilfish: PeacefulMystery Snail: Peaceful

Dwarf Pencilfish & Nana Rasbora

Nannostomus marginatus · Microdevario nana

Possible with Caution
Dwarf Pencilfish: PeacefulNana Rasbora: Peaceful

Dwarf Pencilfish & Needlenose Gar

Nannostomus marginatus · Xenentodon cancila

Not Recommended
Dwarf Pencilfish: PeacefulNeedlenose Gar: Semi-Aggressive

Dwarf Pencilfish & Neolamprologus Fasciatus

Nannostomus marginatus · Neolamprologus fasciatus

Not Recommended
Dwarf Pencilfish: PeacefulNeolamprologus Fasciatus: Semi-Aggressive

Dwarf Pencilfish & Neolamprologus Pulcher

Nannostomus marginatus · Neolamprologus pulcher

Not Recommended
Dwarf Pencilfish: PeacefulNeolamprologus Pulcher: Aggressive

Dwarf Pencilfish & Neolamprologus Similis

Nannostomus marginatus · Neolamprologus similis

Not Recommended
Dwarf Pencilfish: PeacefulNeolamprologus Similis: Semi-Aggressive

Dwarf Pencilfish & Neolamprologus Tretocephalus

Nannostomus marginatus · Neolamprologus tretocephalus

Not Recommended
Dwarf Pencilfish: PeacefulNeolamprologus Tretocephalus: Aggressive

Dwarf Pencilfish & Neon Blue Cichlid

Nannostomus marginatus · Paracyprichromis nigripinnis

Not Recommended
Dwarf Pencilfish: PeacefulNeon Blue Cichlid: Mostly Peaceful

Dwarf Pencilfish & Neon Blue Goby

Nannostomus marginatus · Stiphodon atropurpureus

Possible with Caution
Dwarf Pencilfish: PeacefulNeon Blue Goby: Mostly Peaceful

Dwarf Pencilfish & Neon Green Rasbora (Kubotai)

Nannostomus marginatus · Microdevario kubotai

Possible with Caution
Dwarf Pencilfish: PeacefulNeon Green Rasbora (Kubotai): Peaceful

Dwarf Pencilfish & Neon Tetra

Nannostomus marginatus · Paracheirodon innesi

Possible with Caution
Dwarf Pencilfish: PeacefulNeon Tetra: Peaceful