Angelfish
Likely compatible | minimum 30 gallons
- compatible: Bristlenose Pleco and Angelfish appear to have compatible basic water, size, and behavior requirements when normal husbandry needs are met.
Best Bristlenose Pleco tank mates
Plan a tank with Bristlenose Pleco
Opens an editable 30 US gal example with one selected animal. Adjust capacity, numbers, and companions before using the results.
Discover the best compatible tank mates for Bristlenose Pleco by troubleshooting community setups. Candidates are ranked by shared water parameters, aquarium swim zone pressure, temperament, and predator/prey safety.
Tank size assumptions
Results assume at least the larger listed minimum tank size, full adult size, a cycled aquarium, proper group sizes, and normal filtration. Shrimp and fry are treated more cautiously than adult fish.
Best matches
Rule-screened fish are shown first, followed by invertebrates. Check tank size, social groups and temperament before stocking; a green result is not a guarantee.
Apistogramma Agassizii
Likely compatible | minimum 30 gallons
- compatible: Bristlenose Pleco and Apistogramma Agassizii appear to have compatible basic water, size, and behavior requirements when normal husbandry needs are met.
Apistogramma Cacatuoides
Likely compatible | minimum 30 gallons
- compatible: Bristlenose Pleco and Apistogramma Cacatuoides appear to have compatible basic water, size, and behavior requirements when normal husbandry needs are met.
Bolivian Ram
Likely compatible | minimum 30 gallons
- compatible: Bristlenose Pleco and Bolivian Ram appear to have compatible basic water, size, and behavior requirements when normal husbandry needs are met.
Clown Pleco
Likely compatible | minimum 30 gallons
- compatible: Bristlenose Pleco and Clown Pleco appear to have compatible basic water, size, and behavior requirements when normal husbandry needs are met.
Dwarf Chain Loach
Likely compatible | minimum 30 gallons
- compatible: Bristlenose Pleco and Dwarf Chain Loach appear to have compatible basic water, size, and behavior requirements when normal husbandry needs are met.
Dwarf Gourami
Likely compatible | minimum 30 gallons
- compatible: Issue #19 corrected Tier 1 evidence, regenerated from the published profiles: Bristlenose Pleco (72–80°F, pH 6.2–7.8) and Dwarf Gourami (76–82°F, pH 6.0–7.8) share 76–80°F (temperature overlap 4.0°F) and pH 6.2–7.8, and the two occupy different zones — the pleco on the bottom, the gourami at the top and middle — so the earlier high-flow conflict ruling is withdrawn. Keep the surface calm for the gourami and normal flow and oxygen at the bottom for the pleco.
GloFish Danio
Likely compatible | minimum 30 gallons
- searched pair caution: GloFish Danio follows zebra danio care and can be a good active-community match with bristlenose pleco when kept in a group and given swimming length.
GloFish Tetra
Likely compatible | minimum 30 gallons
- searched pair caution: GloFish Tetra follows skirt tetra community guidance and can be a reasonable match with bristlenose pleco when kept in a proper school and a tank large enough to spread activity.
Gold Gourami
Likely compatible | minimum 30 gallons
- searched pair caution: Gold Gourami can be a reasonable long-term community tankmate with bristlenose pleco when the aquarium is large enough, planted, not overstocked, and the individual gourami is not bullying slower fish.
Keyhole Cichlid
Likely compatible | minimum 30 gallons
- compatible: Bristlenose Pleco and Keyhole Cichlid appear to have compatible basic water, size, and behavior requirements when normal husbandry needs are met.
Kribensis
Likely compatible | minimum 30 gallons
- compatible: Bristlenose Pleco and Kribensis appear to have compatible basic water, size, and behavior requirements when normal husbandry needs are met.
Caution matches
Albino Corydoras
Minimum 30 gallons before group size and layout adjustments.
- schooling size issue: Albino Corydoras should be kept in a group of at least 6, not as a single add-on.
Amano Shrimp
Minimum 30 gallons before group size and layout adjustments.
- shrimp predation risk: Bristlenose Pleco may eat shrimplets or stressed shrimp.
- schooling size issue: Amano Shrimp should be kept in a group of at least 5, not as a single add-on.
Babaulti Shrimp
Minimum 30 gallons before group size and layout adjustments.
- shrimp predation risk: Bristlenose Pleco may eat shrimplets or stressed shrimp.
- schooling size issue: Babaulti Shrimp should be kept in a group of at least 10, not as a single add-on.
Bamboo Shrimp
Minimum 30 gallons before group size and layout adjustments.
- shrimp predation risk: Bristlenose Pleco may eat shrimplets or stressed shrimp.
Bee Shrimp
Minimum 30 gallons before group size and layout adjustments.
- shrimp predation risk: Bristlenose Pleco may eat shrimplets or stressed shrimp.
- schooling size issue: Bee Shrimp should be kept in a group of at least 10, not as a single add-on.
Betta
Minimum 30 gallons before group size and layout adjustments.
- searched pair caution: Caution: betta and bristlenose-pleco is a high-intent searched pairing with documented source concerns (verified temperature overlap 7.20F; verified pH gap -1.50). It should not be treated as automatically safe; use careful planning and monitoring.
Black King Kong Shrimp
Minimum 30 gallons before group size and layout adjustments.
- shrimp predation risk: Bristlenose Pleco may eat shrimplets or stressed shrimp.
- schooling size issue: Black King Kong Shrimp should be kept in a group of at least 10, not as a single add-on.
Black Kuhli Loach
Minimum 30 gallons before group size and layout adjustments.
- schooling size issue: Black Kuhli Loach should be kept in a group of at least 6, not as a single add-on.
Avoid matches
Assassin Snail
- high flow vs still water: Verified Tier 1 incompatible: bristlenose-pleco and assassin-snail combines a cited high-flow/rheophilic species with a cited still/slow-water species (temperature overlap 3.60F; pH gap -0.50).
Bloodfin Tetra
- schooling size issue: Bloodfin Tetra should be kept in a group of at least 6, not as a single add-on.
- high flow vs still water: Verified Tier 1 incompatible: bristlenose-pleco and bloodfin-tetra combines a cited high-flow/rheophilic species with a cited still/slow-water species (temperature overlap 9.00F; pH gap -1.50).
Buenos Aires Tetra
- schooling size issue: Buenos Aires Tetra should be kept in a group of at least 6, not as a single add-on.
- high flow vs still water: Verified Tier 1 incompatible: bristlenose-pleco and buenos-aires-tetra combines a cited high-flow/rheophilic species with a cited still/slow-water species (temperature overlap 9.00F; pH gap -2.00).
German Blue Ram
- temperature mismatch: The shared temperature window is narrow at 80-80F.
- specialist care: German Blue Ram has specialist care requirements; match stable parameters before choosing tank mates.
- temperature no overlap: Verified Tier 1 incompatible: bristlenose-pleco and german-blue-ram has no cited temperature overlap (temperature overlap -1.80F; pH gap -1.50).
Honey Gourami
- high flow vs still water: Verified Tier 1 incompatible: bristlenose-pleco and honey-gourami combines a cited high-flow/rheophilic species with a cited still/slow-water species (temperature overlap 7.20F; pH gap -1.50).
Japanese Trapdoor Snail
- high flow vs still water: Verified Tier 1 incompatible: bristlenose-pleco and japanese-trapdoor-snail combines a cited high-flow/rheophilic species with a cited still/slow-water species (temperature overlap 7.20F; pH gap -0.50).
Pagoda Snail
- schooling size issue: Pagoda Snail should be kept in a group of at least 3, not as a single add-on.
- specialist care: Pagoda Snail has specialist care requirements; match stable parameters before choosing tank mates.
- temperature no overlap: Verified Tier 1 incompatible: bristlenose-pleco and pagoda-snail has no cited temperature overlap (temperature overlap -3.20F; pH gap -0.50).
Pond Snail
- high flow vs still water: Verified Tier 1 incompatible: bristlenose-pleco and pond-snail combines a cited high-flow/rheophilic species with a cited still/slow-water species (pH gap -1.00).