Compatibility Overview
Angelfish and Mystery Snail can potentially coexist, but the combination requires careful attention. Some combination of water parameter differences, size mismatch, or temperament issues make this pair challenging. A larger tank (minimum 55 gallons), dense planting, and close monitoring are essential.
| Factor | Angelfish | Mystery Snail | Verdict |
|---|---|---|---|
| Temperature | 74–84°F | 68–80°F | ✅ 74–80°F |
| pH Range | 6.0–7.5 | 7.0–8.0 | ⚠️ 7.0–7.5 (narrow) |
| Temperament | semi | peaceful | ⚠️ Monitor |
| Adult Size | 6 in | 2 in | ⚠️ 3.0× difference |
| Min. Group | 1+ | 1+ | See below |
| Min. Tank Size | 55 gallons (for both species) | — | |
✅ Compatibility Positives
⚠️ Caution Points
Species Profiles
Angelfish — Pterophyllum scalare
Elegant South American cichlids with long flowing fins. Generally peaceful but territorial when breeding and will eat very small fish.
Mystery Snail — Pomacea bridgesii
Large, peaceful aquarium snails that graze on algae and detritus. Shell provides some protection but can be harassed by certain fish.
Frequently Asked Questions
Can Angelfish live with Mystery Snail?
With significant caution and a larger tank. Angelfish and Mystery Snail can potentially coexist, but the combination requires careful attention. Some combination of water parameter differences, size mismatch, or temperament issues make this pair challenging. A larger tank (minimum 55 gallons), dense planting, and close monitoring are essential.
What tank size do I need for Angelfish and Mystery Snail together?
A minimum of 55 gallons is recommended for keeping Angelfish and Mystery Snail together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Angelfish and Mystery Snail?
74–80°F
Is a Angelfish aggressive toward a Mystery Snail?
Angelfish is semi and Mystery Snail is peaceful. Limited pH overlap (7.0–7.5) — maintain pH carefully within this narrow window.