Can Olive Nerite Snail and Schwartz's Cory Live Together?
Yes, Olive Nerite Snail and Schwartz's Cory are ideal tank mates. Both species share compatible water parameters and peaceful temperaments, making them well-suited for a community aquarium. A minimum tank size of 60 litres is recommended.
At a Glance
Can your tank handle Olive Nerite Snail and Schwartz's Cory?
Compatibility is only part of the answer. Test both fish with your real tank size, current stock, and maintenance needs to see if you have enough space and a safe stocking level before you add them.
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Behaviour & Temperament
Olive Nerite Snail is a peaceful species (0/10), while Schwartz's Cory is peaceful (1/10). This modest difference means Schwartz's Cory may occasionally assert dominance over Olive Nerite Snail.
Olive Nerite Snail and Schwartz's Cory both frequent the Bottom (Substrate) region of the setup. This overlap can increase competition for space, so providing ample room and cover is important to keep both species comfortable.
Worth noting: Olive Nerite Snail is a known jumper, so a tight-fitting lid is essential.
Water Parameters
The safe temperature window for both species falls between 22°C and 26°C. Aim for the midpoint of this range (around 24.0°C) for optimal comfort.
Both fish can tolerate a pH between 7 and 7.5. Maintaining a stable value within this band is more important than hitting an exact number.
For general hardness, the shared comfort zone is 5–15 dGH. Regular testing will ensure conditions stay within this range.
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Tank Setup
To house Olive Nerite Snail and Schwartz's Cory together, plan for an aquarium of at least 60 litres with a minimum length of 60 cm. This recommendation combines the stricter species minimums with a community-load allowance so the pairing has realistic long-term space and filtration headroom.
Providing a mix of open swimming space and sheltered areas with rocks, driftwood, or plants will keep both species comfortable and allow natural behaviour.
Specific environmental needs for this combination include: Established Algae (Otocinclus), Sand (Sifters). Meeting these requirements will help both species thrive.
Both species do well with moderate (standard) water movement, so a standard filtration setup rated for the tank volume should suffice.
Suitable Tank Sizes
Standard aquarium sizes large enough for both Olive Nerite Snail and Schwartz's Cory.
20 Gallon High
20 Gallon Long
29 Gallon Standard
30 Gallon Breeder
36 Gallon Bowfront
40 Gallon Breeder
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Frequently Asked Questions
Can Olive Nerite Snail and Schwartz's Cory live together?
Yes. Olive Nerite Snail and Schwartz's Cory are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.
What size tank do Olive Nerite Snail and Schwartz's Cory need?
A minimum of 60 litres (tank length at least 60 cm) is recommended. This provides enough space for both species to establish their own areas and reduces the likelihood of territorial disputes.
What water temperature is best for Olive Nerite Snail and Schwartz's Cory together?
Keep the aquarium between 22°C and 26°C. A target of around 24.0°C sits comfortably within both species' preferred ranges.
Are Olive Nerite Snail or Schwartz's Cory aggressive?
Olive Nerite Snail is peaceful (0/10) and Schwartz's Cory is peaceful (1/10). Their similar temperaments generally lead to a peaceful coexistence.
What pH do Olive Nerite Snail and Schwartz's Cory need?
Both species overlap in the 7–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.
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