Overview
The Emerald Catfish is a popular freshwater species known for its vibrant green color and peaceful nature. It is well-suited for community tanks due to its low aggression level. With moderate activity levels, this catfish adds a subtle grace to the aquarium. As a beginner-friendly fish, the Emerald Catfish is relatively easy to care for.
Scientific Classification
| Rank | Classification |
|---|---|
| Family | Callichthyidae |
| Genus | Brochis |
| Species | Brochis splendens |
| Water type | freshwater |
Natural Habitat
Native to the Amazon River basin, this catfish thrives in slow-moving, clear waters with a dense canopy of plants.
Appearance
The Emerald Catfish features a bright green body with a silver stripe along its side, and its slender body shape is well-adapted for a streamlined swimming style.
Behavior
These fish are generally docile and do well in a community setting with other peaceful fish. They are not known to be aggressive and can be a great addition to a planted tank.
| Trait | Value |
|---|---|
| Temperament | peaceful community fish |
| Schooling | No |
| Activity level | moderate |
Water Requirements
| Parameter | Ideal Range | Notes |
|---|---|---|
| Temperature | 23–27°C (73–81°F) | Use a reliable adjustable heater |
| pH | 6–7 | Avoid sudden swings |
| Hardness (GH) | 5-15 dGH dGH | Soft to moderately hard |
| Ammonia | 0 ppm | Any detectable ammonia signals a problem |
| Nitrite | 0 ppm | Toxic even at low levels |
| Nitrate | <20 ppm | Manage through regular partial water changes |
| Min. tank | 50L (13 gal) | Larger tanks are easier to keep stable |
Interesting Facts
- They are nocturnal and feed primarily at night.
- Emerald Catfish can be found in the wild in a wide variety of colors.
- This species is known for its strong sense of territoriality within their own species.
📋 Full Care Guide
Ready to set up a tank for your Emerald Catfish? The complete care guide covers tank setup, feeding schedule, common diseases, tank mates, and breeding.
Read Emerald Catfish Care Guide →Related Species
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This species profile was reviewed for biological accuracy and practical aquarium care guidance. For suspected illness or disease, test your water parameters first and consult an aquatic veterinarian if symptoms persist.