Overview
The Glass Catfish, Kryptopterus vitreolus, is a popular freshwater aquarium fish known for its unique, translucent body and iridescent scales. It is a peaceful species that thrives in groups and is suitable for beginners due to its hardy nature. These catfish are bottom-dwellers and require a well-decorated tank with plenty of swimming space. They are sensitive to water quality and benefit from regular water changes.
Scientific Classification
| Rank | Classification |
|---|---|
| Family | Siluridae |
| Genus | Kryptopterus |
| Species | Kryptopterus vitreolus |
| Water type | freshwater |
Natural Habitat
Native to Southeast Asia, the Glass Catfish is found in slow-moving, freshwater streams and rivers.
Appearance
Characterized by its long, slender body, the Glass Catfish has a see-through appearance with shimmering blue and green hues.
Behavior
Glass Catfish are known for their calm demeanor and are generally compatible with a variety of tankmates. They are best kept in groups of six or more to prevent aggression and to enjoy their natural school behavior. They are also quite active and will appreciate a tank with plenty of hiding spots and swimming space.
| Trait | Value |
|---|---|
| Temperament | peaceful community fish |
| Schooling | Yes |
| Activity level | moderate |
Water Requirements
| Parameter | Ideal Range | Notes |
|---|---|---|
| Temperature | 22–28°C (72–82°F) | Use a reliable adjustable heater |
| pH | 6.5–7.5 | Avoid sudden swings |
| Hardness (GH) | 2-15 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 | 55L (15 gal) | Larger tanks are easier to keep stable |
Interesting Facts
- Glass Catfish are nocturnal and are most active during the night.
- Their translucent bodies allow them to blend into their environment, providing excellent camouflage.
- Despite their delicate appearance, they are quite robust and can tolerate a wide range of water conditions.
📋 Full Care Guide
Ready to set up a tank for your Glass Catfish? The complete care guide covers tank setup, feeding schedule, common diseases, tank mates, and breeding.
Read Glass Catfish Care Guide →Related Species
Related Species & Guides
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.