Compatibility Overview
Bristlenose Pleco and Dwarf Gourami 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 40-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Bristlenose Pleco | Dwarf Gourami | Verdict |
|---|---|---|---|
| Temperature | 60–80°F | 72–82°F | ✅ 72–80°F |
| pH Range | 6.5–7.5 | 6.0–7.5 | ✅ 6.5–7.5 |
| Temperament | peaceful | semi | ⚠️ Monitor |
| Adult Size | 5 in | 3.5 in | ✅ Similar |
| Min. Group | 1+ | 1+ | See below |
| Min. Tank Size | 40 gallons (for both species) | — | |
✅ Compatibility Positives
⚠️ Caution Points
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
Dwarf Gourami — Trichogaster lalius
Colourful labyrinth fish that is generally peaceful but can be territorial toward similar species. Susceptible to Dwarf Gourami Iridovirus.
Frequently Asked Questions
Can Bristlenose Pleco live with Dwarf Gourami?
Yes, in a well-planned setup. Bristlenose Pleco and Dwarf Gourami 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 40-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Bristlenose Pleco and Dwarf Gourami together?
A minimum of 40 gallons is recommended for keeping Bristlenose Pleco and Dwarf Gourami together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Bristlenose Pleco and Dwarf Gourami?
72–80°F
Is a Bristlenose Pleco aggressive toward a Dwarf Gourami?
Bristlenose Pleco is peaceful and Dwarf Gourami is semi. Minor aggression possible from the semi-aggressive species; provide hiding spots.