Onion Snail
Vittina olivacea
Neritidae
Moderate
Parameter dashboard
Temperature
22-28 °C
pH
7-8.5
Size
3 cm
Lifespan
3 years
Min tank20 L
Price$$
DietHerbivore
TemperamentPeaceful
OriginSoutheast Asia (Indonesia, Philippines)
Shrimp-safeYes
Care guide
Vittina olivacea is a peaceful, small fish from the Neritidae family. It requires a temperature range of 22.0-28.0°C and pH 7.0-8.5. A minimum tank size of 20.0L is recommended.
Tankmate compatibility (sample)
Pairwise screening against other species in the database (prioritizing the same family when data is available).
Review first (7)
Caution or avoid from automated rules — confirm before mixing.
| Species | Assessment | Notes |
|---|---|---|
| Almorha loach Botia almorhae Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Bleeding-heart tetra Hyphessobrycon erythrostigma Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Colored snakehead Channa pulchra Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Diamond tetra Moenkhausia pittieri Caution | Caution | Fish 2x+ larger may eat smaller tankmates · Species with non-overlapping pH ranges may not thrive together Open pair in Compare → |
| Gold Cap Caudopunctatus Neolamprologus caudopunctatus Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Red Wolf Fish Erythrinus erythrinus Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Yellow belly cichlid Cichlasoma salvini Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
5 species with compatible assessment in this sampleCollapse to hide the list; use “Open pair in Compare” for the full matrix.
| Species | Assessment | Notes |
|---|---|---|
| Cherry Shrimp Neocaridina davidi Compatible | Compatible | No rule-based conflicts detected for this pair. Open pair in Compare → |
| Dwarf danio Danio nigrofasciatus Compatible | Compatible | No rule-based conflicts detected for this pair. Open pair in Compare → |
| Otocinclus Otocinclus vittatus Compatible | Compatible | No rule-based conflicts detected for this pair. Open pair in Compare → |
| Silvertip tetra Hasemania nana Compatible | Compatible | No rule-based conflicts detected for this pair. Open pair in Compare → |
| Zebra Nerite Vittina natalensis Compatible | Compatible | No rule-based conflicts detected for this pair. Open pair in Compare → |
Same rule engine as Compare. Not a substitute for observation, tank size, or acclimation.
Related species
Keep this species? Spot anything off?