Bristlenose Pleco tank mates
Ancistrus sp.
5 rated pairings from the Bristlenose Pleco care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Bristlenose Pleco needs at least 20 gallons on its own; every companion adds to that.
Excellent matches
1 · Same water, complementary zones, no conflict.
Good matches
4 · Compatible with normal care — watch space and numbers.
Neon Tetra
Paracheirodon innesi
10 gal min · 1.5" adult · Peaceful
Small, peaceful mid-water swimmers that won't compete for bottom space or food
Rummy Nose Tetra
Hemigrammus rhodostomus
15 gal min · 2" adult · Peaceful
Peaceful schooling fish that occupy different water column; compatible temperature range
Amano Shrimp
Caridina multidentata
10 gal min · 2" adult · Peaceful
Excellent algae-eaters that complement pleco grazing; peaceful and similar water needs
Nerite Snail
Neritina natalensis
5 gal min · 1" adult · Peaceful
Algae-grazing snail that won't compete aggressively; peaceful cohabitation
Also recommended alongside Bristlenose Pleco
Species whose own guides list Bristlenose Pleco as a tank mate.
Julii Corydoras
Corydoras julii
15 gal min · 2.5" adult · Peaceful
Dense Waterweed
Egeria densa
Peppered Corydoras
Corydoras paleatus
20 gal min · 2.75" adult · Peaceful
Plakat Betta
Betta splendens 'Plakat'
5 gal min · 2.5" adult · Semi-aggressive
False Julii Corydoras
Corydoras trilineatus
15 gal min · 2.5" adult · Peaceful
Koi Angelfish
Pterophyllum scalare
30 gal min · 6" adult · Semi-aggressive
Marble Angelfish
Pterophyllum scalare
30 gal min · 6" adult · Semi-aggressive
Swordtail
Xiphophorus hellerii
20 gal min · 4" adult · Peaceful
Crowntail Betta
Betta splendens 'Crowntail'
5 gal min · 2.5" adult · Semi-aggressive
Pond Snail
Lymnaea stagnalis
10 gal min · 2" adult · Peaceful
Tiger Barb
Puntigrus tetrazona
20 gal min · 3" adult · Semi-aggressive
Blood Parrot Cichlid
Amphilophus citrinellus × Vieja melanurus
30 gal min · 8" adult · Semi-aggressive
Common Pleco
Hypostomus plecostomus
100 gal min · 18" adult · Peaceful
Gold Dust Molly
Poecilia sphenops
20 gal min · 3" adult · Peaceful
Najas Guadalupensis
Najas guadalupensis
Red Rainbowfish
Glossolepis incisus
40 gal min · 5" adult · Peaceful
Sterbai Corydoras
Corydoras sterbai
20 gal min · 2.5" adult · Peaceful
Angelicus Synodontis
Synodontis angelicus
55 gal min · 10" adult · Semi-aggressive
Anubias Gigantea
Anubias gigantea
Banded Rainbowfish
Melanotaenia trifasciata
40 gal min · 5" adult · Peaceful
Clown Loach
Chromobotia macracanthus
75 gal min · 12" adult · Peaceful
Denison Barb
Sahyadria denisonii
55 gal min · 6" adult · Peaceful
Eastern Rainbowfish
Melanotaenia splendida
30 gal min · 4.5" adult · Peaceful
Electric Blue Acara
Andinoacara pulcher hybrid
30 gal min · 6" adult · Semi-aggressive
Planning this tank?
Run the whole stock list through the calculator — it checks bioload and schooling numbers, not just pairings.