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
The name on this entry does not resolve. MolluscaBase, the mollusc section of the World Register of Marine Species, returns no record for Vittina olivacea: the closest match is Vitrina olivacea, a land snail now placed in Arabivitrina, and the accepted species list for the genus Vittina contains no olivacea under any status. Wikipedia has no article under the name either, and neither Seriously Fish nor FishBase covers molluscs. Until the trade name is tied to an accepted species the care values in the data sheet cannot be checked against any published source; the entry is flagged for owner review.
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 → |
| Common otocinclus Otocinclus vittatus 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 → |
| 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?