Three Line Corydoras
Hoplisoma trilineatum
Three Line Corydoras is a peaceful bottom-dwelling corydoras. Keep in a loose group of 6+.
Save this fish or add it directly to one of your aquariums.
Need help with Three Line Corydoras?
Explore compatibility, care or problems using this guide and your aquarium’s conditions.
Quick facts
- Adult size
- ≤ 2.4" (≤ 6.1 cm)
- Aquarium size
- 26 US gal (100 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length
- Care level
- Beginner – Intermediate
- Temperament
- Peaceful
- Swimming zone
- Bottom dweller
- Temperature
- 72–79°F (22–26°C)
- pH
- 5.8–7.2
- GH
- 1–12 dGH
- Diet
- Omnivore
- Lifespan
- up to 5 years
- Group behavior
- Keep in a loose group of 6+
Care requirements
Care level: Beginner – Intermediate.
Lifespan: up to 5 years.
Aquarium size and space needs
Minimum aquarium size: 26 US gal (100 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length. Plan the layout and stocking within that limit.
Water parameters
Suitable water: temperature 22–26 °C, pH 5.8–7.2, GH 1–12 dGH.
Temperament and compatibility
Three Line Corydoras is peaceful and suits calm community fish.
Swimming zone and behavior
This fish uses the bottom area, so leave enough open substrate area for movement and feeding.
Feeding
As an omnivore, Three Line Corydoras should receive a varied diet rather than one repeated food type.
Dedicated sinking pellets/tabs with Daphnia, Artemia and bloodworms; maintain clean substrate.
Before adding this fish
- Plan for an aquarium of 26 US gal (100 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length.
- Avoid aggressive or highly competitive fish.
- Keep in a loose group of 6+.
- Offer a varied diet suited to this species’ documented feeding habits.
Natural habitat and origin
Origin: Peru, Brazil, Colombia, Suriname.
Similar fish profiles
Use these profiles to compare fish with similar care level, size, temperature range, or swimming behavior.
FAQ
How large does Three Line Corydoras get?
Three Line Corydoras reaches ≤ 2.4" (≤ 6.1 cm).
What aquarium size does Three Line Corydoras need?
Use an aquarium of at least 26 US gal (100 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length.
Is Three Line Corydoras peaceful?
Yes. Three Line Corydoras is recorded as peaceful and is best planned with calm community fish that do not harass it or dominate the feeding area.
What temperature is suitable for Three Line Corydoras?
Keep it between 22 to 26 °C.
Should Three Line Corydoras be kept alone or in a group?
Three Line Corydoras: Keep in a loose group of 6+.
