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Fiddler Crab (Brackish) Tank Mates & Compatibility

Fiddler Crab (Brackish)

Uca sp.

View full care guide
TemperamentMostly Peaceful (3/10)
Adult Size5 cm
Temperature24–30°C
Water TypeBrackish Required
Swim ZoneBottom
StockingGroup of 3+
Stocking calculator

Compatible on paper, but will Fiddler Crab (Brackish) 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 Fiddler Crab (Brackish) to the stocking calculator to check space, stocking pressure, and water needs before you add it.

Fiddler Crab (Brackish)
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Showing 1 - 24 of 183 Tank Mates

Fiddler Crab (Brackish) & African Butterfly Cichlid

Uca sp. · Anomalochromis thomasi

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAfrican Butterfly Cichlid: Mostly Peaceful

Fiddler Crab (Brackish) & African Butterfly Fish

Uca sp. · Pantodon buchholzi

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAfrican Butterfly Fish: Semi-Aggressive

Fiddler Crab (Brackish) & African Jewel Cichlid

Uca sp. · Hemichromis bimaculatus

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAfrican Jewel Cichlid: Aggressive

Fiddler Crab (Brackish) & African Lungfish

Uca sp. · Protopterus annectens

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAfrican Lungfish: Highly Aggressive

Fiddler Crab (Brackish) & Agassiz's Dwarf Cichlid

Uca sp. · Apistogramma agassizii

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAgassiz's Dwarf Cichlid: Semi-Aggressive

Fiddler Crab (Brackish) & Amano Shrimp

Uca sp. · Caridina multidentata

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAmano Shrimp: Peaceful

Fiddler Crab (Brackish) & Amazon Leaf Fish

Uca sp. · Monocirrhus polyacanthus

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAmazon Leaf Fish: Peaceful

Fiddler Crab (Brackish) & Amazon Puffer

Uca sp. · Colomesus asellus

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAmazon Puffer: Mostly Peaceful

Fiddler Crab (Brackish) & Apple Snail

Uca sp. · Pomacea maculata

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulApple Snail: Peaceful

Fiddler Crab (Brackish) & Assassin Snail

Uca sp. · Clea helena

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAssassin Snail: Peaceful

Fiddler Crab (Brackish) & Auratus Cichlid (Mbuna)

Uca sp. · Melanochromis auratus

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulAuratus Cichlid (Mbuna): Highly Aggressive

Fiddler Crab (Brackish) & Bala Shark

Uca sp. · Balantiocheilos melanopterus

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBala Shark: Mostly Peaceful

Fiddler Crab (Brackish) & Bamboo Shrimp

Uca sp. · Atyopsis moluccensis

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBamboo Shrimp: Peaceful

Fiddler Crab (Brackish) & Banded Archerfish (Brackish)

Uca sp. · Toxotes jaculatrix

🟡Possible with Caution
Fiddler Crab (Brackish): Mostly PeacefulBanded Archerfish (Brackish): Semi-Aggressive

Fiddler Crab (Brackish) & Beckford's Pencilfish

Uca sp. · Nannostomus beckfordi

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBeckford's Pencilfish: Peaceful

Fiddler Crab (Brackish) & Bee Shrimp (Crystal Red / Black)

Uca sp. · Caridina cantonensis

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBee Shrimp (Crystal Red / Black): Peaceful

Fiddler Crab (Brackish) & Betta (Siamese Fighting Fish)

Uca sp. · Betta splendens

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBetta (Siamese Fighting Fish): Semi-Aggressive

Fiddler Crab (Brackish) & Black Ghost Knifefish

Uca sp. · Apteronotus albifrons

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBlack Ghost Knifefish: Semi-Aggressive

Fiddler Crab (Brackish) & Black Neon Tetra

Uca sp. · Hyphessobrycon herbertaxelrodi

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBlack Neon Tetra: Peaceful

Fiddler Crab (Brackish) & Black Pacu

Uca sp. · Colossoma macropomum

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBlack Pacu: Mostly Peaceful

Fiddler Crab (Brackish) & Black Skirt Tetra

Uca sp. · Gymnocorymbus ternetzi

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBlack Skirt Tetra: Mostly Peaceful

Fiddler Crab (Brackish) & Bladder Snail (Pest Snail)

Uca sp. · Physella acuta

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBladder Snail (Pest Snail): Peaceful

Fiddler Crab (Brackish) & Bleeding Heart Tetra

Uca sp. · Hyphessobrycon erythrostigma

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBleeding Heart Tetra: Peaceful

Fiddler Crab (Brackish) & Blind Cave Tetra

Uca sp. · Astyanax mexicanus

🔴Not Recommended
Fiddler Crab (Brackish): Mostly PeacefulBlind Cave Tetra: Mostly Peaceful