🐠 Fish Compatibility Guide

Can Bristlenose Pleco Live With Zebra Danio?

✅ Compatible — Compatibility Score: 100/100
100/100 — Compatible

Compatibility Overview

Bristlenose Pleco and Zebra Danio can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.

FactorBristlenose PlecoZebra DanioVerdict
Temperature60–80°F64–82°F✅ 64–80°F
pH Range6.5–7.56.5–8.0✅ 6.5–7.5
Temperamentpeacefulpeaceful✅ Compatible
Adult Size5 in2 in⚠️ 2.5× difference
Min. Group1+5+See below
Min. Tank Size55 gallons (for both species)

✅ Compatibility Positives

Good temperature overlap: both species thrive at 64–80°F.
pH ranges are compatible: workable range is 6.5–7.5.
Both species are peaceful — low aggression risk.
Similar size range (5 in vs 2 in) — no significant predation risk.
Zebra Danio must be kept in groups of 5+.

⚠️ Caution Points

No major compatibility issues identified for this pair.

Species Profiles

Bristlenose Pleco — Ancistrus sp.

Hardy armoured catfish that grazes on algae. Peaceful with virtually all species; tolerates a wide temperature range.

→ Full Bristlenose Pleco care guide

Zebra Danio — Danio rerio

Extremely hardy, fast-moving schooling fish tolerant of a wide temperature range. Active top-to-mid swimmers compatible with most community fish.

→ Full Zebra Danio care guide

Frequently Asked Questions

Can Bristlenose Pleco live with Zebra Danio?

Yes, in a well-planned setup. Bristlenose Pleco and Zebra Danio can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.

What tank size do I need for Bristlenose Pleco and Zebra Danio together?

A minimum of 55 gallons is recommended for keeping Bristlenose Pleco and Zebra Danio together. A larger tank improves water stability and reduces territorial conflict.

What temperature suits both Bristlenose Pleco and Zebra Danio?

64–80°F

Is a Bristlenose Pleco aggressive toward a Zebra Danio?

Bristlenose Pleco is peaceful and Zebra Danio is peaceful. No major aggression issues are expected between these species.