Threadfin Acara Tank Mates & Compatibility

Threadfin Acara

Acarichthys heckelii

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TemperamentMostly Peaceful (4/10)

Adult Size20 cm

Temperature24–28°C

Water TypeFreshwater Only

Swim ZoneMid-level, Bottom

StockingSolo or group

Stocking calculator

Compatible on paper, but will Threadfin Acara 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 Threadfin Acara to the stocking calculator to check space, stocking pressure, and water needs before you add it.

Threadfin Acara

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Showing 1 - 24 of 735 Tank Mates

Threadfin Acara & Kabia rainbowfish

Acarichthys heckelii · Glossolepis kabia

Ideal Tank Mates

Threadfin Acara: Mostly Peaceful Kabia rainbowfish: Peaceful

Threadfin Acara & Abei Puffer

Acarichthys heckelii · Pao abei

Possible with Caution

Threadfin Acara: Mostly PeacefulAbei Puffer: Highly Aggressive

Threadfin Acara & Achara Catfish

Acarichthys heckelii · Leiarius marmoratus

Possible with Caution

Threadfin Acara: Mostly PeacefulAchara Catfish: Semi-Aggressive

Threadfin Acara & Adolfo Cory

Acarichthys heckelii · Corydoras adolfoi

Possible with Caution

Threadfin Acara: Mostly PeacefulAdolfo Cory: Peaceful

Threadfin Acara & Adonis Pleco

Acarichthys heckelii · Acanthicus adonis

Possible with Caution

Threadfin Acara: Mostly PeacefulAdonis Pleco: Aggressive

Threadfin Acara & Aequidens Jenaro Herrera

Acarichthys heckelii · Aequidens sp. 'Jenaro Herrera'

Possible with Caution

Threadfin Acara: Mostly PeacefulAequidens Jenaro Herrera: Semi-Aggressive

Threadfin Acara & Aequidens diadema (Diadem Cichlid)

Acarichthys heckelii · Aequidens diadema

Possible with Caution

Threadfin Acara: Mostly PeacefulAequidens diadema (Diadem Cichlid): Semi-Aggressive

Threadfin Acara & Aequidens sp. Atabapo

Acarichthys heckelii · Aequidens sp. Atabapo

Possible with Caution

Threadfin Acara: Mostly PeacefulAequidens sp. Atabapo: Semi-Aggressive

Threadfin Acara & Afra Cichlid

Acarichthys heckelii · Cynotilapia afra

Threadfin Acara & African Arowana

Acarichthys heckelii · Heterotis niloticus

Ideal Tank Mates

Threadfin Acara: Mostly PeacefulAfrican Arowana: Mostly Peaceful

Threadfin Acara & African Butterfly Cichlid

Acarichthys heckelii · Anomalochromis thomasi

Possible with Caution

Threadfin Acara: Mostly PeacefulAfrican Butterfly Cichlid: Mostly Peaceful

Threadfin Acara & African Butterfly Fish

Acarichthys heckelii · Pantodon buchholzi

Possible with Caution

Threadfin Acara: Mostly PeacefulAfrican Butterfly Fish: Semi-Aggressive

Threadfin Acara & African Clawed Frog

Acarichthys heckelii · Xenopus laevis

Possible with Caution

Threadfin Acara: Mostly PeacefulAfrican Clawed Frog: Aggressive

Threadfin Acara & African Dwarf Frog

Acarichthys heckelii · Hymenochirus boettgeri

Possible with Caution

Threadfin Acara: Mostly PeacefulAfrican Dwarf Frog: Peaceful

Threadfin Acara & African Jewel Cichlid

Acarichthys heckelii · Hemichromis bimaculatus

Possible with Caution

Threadfin Acara: Mostly PeacefulAfrican Jewel Cichlid: Aggressive

Threadfin Acara & African Knifefish

Acarichthys heckelii · Xenomystus nigri

Possible with Caution

Threadfin Acara: Mostly PeacefulAfrican Knifefish: Semi-Aggressive

Threadfin Acara & African Lungfish

Acarichthys heckelii · Protopterus annectens

Possible with Caution

Threadfin Acara: Mostly PeacefulAfrican Lungfish: Highly Aggressive

Threadfin Acara & African Pike

Acarichthys heckelii · Hepsetus odoe

Possible with Caution

Threadfin Acara: Mostly PeacefulAfrican Pike: Aggressive

Threadfin Acara & African Pipefish

Acarichthys heckelii · Enneacampus ansorgii

Possible with Caution

Threadfin Acara: Mostly PeacefulAfrican Pipefish: Peaceful

Threadfin Acara & Agassiz Cory

Acarichthys heckelii · Corydoras agassizii

Possible with Caution

Threadfin Acara: Mostly PeacefulAgassiz Cory: Peaceful

Threadfin Acara & Agassiz's Dwarf Cichlid

Acarichthys heckelii · Apistogramma agassizii

Possible with Caution

Threadfin Acara: Mostly PeacefulAgassiz's Dwarf Cichlid: Semi-Aggressive

Threadfin Acara & Ajamaru Rainbowfish

Acarichthys heckelii · Melanotaenia ajamaruensis

Possible with Caution

Threadfin Acara: Mostly PeacefulAjamaru Rainbowfish: Peaceful

Threadfin Acara & Allen's Rainbowfish

Acarichthys heckelii · Chilatherina alleni

Ideal Tank Mates

Threadfin Acara: Mostly PeacefulAllen's Rainbowfish: Peaceful

Threadfin Acara & Alligator Gar

Acarichthys heckelii · Atractosteus spatula

Possible with Caution

Threadfin Acara: Mostly PeacefulAlligator Gar: Aggressive