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Freshwater Flounder Tank Mates & Compatibility

Freshwater Flounder

Trinectes maculatus

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TemperamentPeaceful (2/10)
Adult Size15 cm
Temperature20–26°C
Water TypeBrackish Required
Swim ZoneBottom
StockingSolo or group
Stocking calculator

Compatible on paper, but will Freshwater Flounder fit your setup?

Tank mates can still go wrong if the tank is too small, already full, or the water is a poor match. Add Freshwater Flounder to the stocking calculator to check space, stocking pressure, and water needs before you add it.

Freshwater Flounder
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Showing 1 - 24 of 601 Tank Mates

Freshwater Flounder & Abei Puffer

Trinectes maculatus · Pao abei

Not Recommended
Freshwater Flounder: PeacefulAbei Puffer: Highly Aggressive

Freshwater Flounder & Achara Catfish

Trinectes maculatus · Leiarius marmoratus

Not Recommended
Freshwater Flounder: PeacefulAchara Catfish: Semi-Aggressive

Freshwater Flounder & Adolfo Cory

Trinectes maculatus · Corydoras adolfoi

Not Recommended
Freshwater Flounder: PeacefulAdolfo Cory: Peaceful

Freshwater Flounder & Adonis Pleco

Trinectes maculatus · Acanthicus adonis

Not Recommended
Freshwater Flounder: PeacefulAdonis Pleco: Aggressive

Freshwater Flounder & Aequidens Jenaro Herrera

Trinectes maculatus · Aequidens sp. 'Jenaro Herrera'

Not Recommended
Freshwater Flounder: PeacefulAequidens Jenaro Herrera: Semi-Aggressive

Freshwater Flounder & Aequidens diadema (Diadem Cichlid)

Trinectes maculatus · Aequidens diadema

Not Recommended
Freshwater Flounder: PeacefulAequidens diadema (Diadem Cichlid): Semi-Aggressive

Freshwater Flounder & Aequidens sp. Atabapo

Trinectes maculatus · Aequidens sp. Atabapo

Not Recommended
Freshwater Flounder: PeacefulAequidens sp. Atabapo: Semi-Aggressive

Freshwater Flounder & Afra Cichlid

Trinectes maculatus · Cynotilapia afra

Not Recommended
Freshwater Flounder: PeacefulAfra Cichlid: Aggressive

Freshwater Flounder & African Arowana

Trinectes maculatus · Heterotis niloticus

Not Recommended
Freshwater Flounder: PeacefulAfrican Arowana: Mostly Peaceful

Freshwater Flounder & African Butterfly Cichlid

Trinectes maculatus · Anomalochromis thomasi

Not Recommended
Freshwater Flounder: PeacefulAfrican Butterfly Cichlid: Mostly Peaceful

Freshwater Flounder & African Butterfly Fish

Trinectes maculatus · Pantodon buchholzi

Not Recommended
Freshwater Flounder: PeacefulAfrican Butterfly Fish: Semi-Aggressive

Freshwater Flounder & African Clawed Frog

Trinectes maculatus · Xenopus laevis

Not Recommended
Freshwater Flounder: PeacefulAfrican Clawed Frog: Aggressive

Freshwater Flounder & African Dwarf Frog

Trinectes maculatus · Hymenochirus boettgeri

Not Recommended
Freshwater Flounder: PeacefulAfrican Dwarf Frog: Peaceful

Freshwater Flounder & African Jewel Cichlid

Trinectes maculatus · Hemichromis bimaculatus

Not Recommended
Freshwater Flounder: PeacefulAfrican Jewel Cichlid: Aggressive

Freshwater Flounder & African Knifefish

Trinectes maculatus · Xenomystus nigri

Not Recommended
Freshwater Flounder: PeacefulAfrican Knifefish: Semi-Aggressive

Freshwater Flounder & African Lungfish

Trinectes maculatus · Protopterus annectens

Not Recommended
Freshwater Flounder: PeacefulAfrican Lungfish: Highly Aggressive

Freshwater Flounder & African Pike

Trinectes maculatus · Hepsetus odoe

Not Recommended
Freshwater Flounder: PeacefulAfrican Pike: Aggressive

Freshwater Flounder & African Pipefish

Trinectes maculatus · Enneacampus ansorgii

Possible with Caution
Freshwater Flounder: PeacefulAfrican Pipefish: Peaceful

Freshwater Flounder & Agassiz Cory

Trinectes maculatus · Corydoras agassizii

Not Recommended
Freshwater Flounder: PeacefulAgassiz Cory: Peaceful

Freshwater Flounder & Agassiz's Dwarf Cichlid

Trinectes maculatus · Apistogramma agassizii

Not Recommended
Freshwater Flounder: PeacefulAgassiz's Dwarf Cichlid: Semi-Aggressive

Freshwater Flounder & Ajamaru Rainbowfish

Trinectes maculatus · Melanotaenia ajamaruensis

Not Recommended
Freshwater Flounder: PeacefulAjamaru Rainbowfish: Peaceful

Freshwater Flounder & Allen's Rainbowfish

Trinectes maculatus · Chilatherina alleni

Not Recommended
Freshwater Flounder: PeacefulAllen's Rainbowfish: Peaceful

Freshwater Flounder & Alligator Gar

Trinectes maculatus · Atractosteus spatula

Possible with Caution
Freshwater Flounder: PeacefulAlligator Gar: Aggressive

Freshwater Flounder & Alligator Pleco

Trinectes maculatus · Pterygoplichthys scrophus

Not Recommended
Freshwater Flounder: PeacefulAlligator Pleco: Mostly Peaceful