Giant Danio Overview
The Giant Danio is a vibrant and peaceful addition to the freshwater aquarium. Known for its striking red and blue colors, it is a popular choice for beginners and experienced aquarists alike. These fish are relatively easy to care for and can thrive in a well-maintained tank. They are best kept in groups of at least six to ensure their well-being and display their natural behaviors.
Giant Danio Scientific Classification
| Rank | Classification |
|---|---|
| Family | Cyprinidae |
| Genus | Devario |
| Species | Devario aequipinnatus |
| Water type | freshwater |
Giant Danio Natural Habitat
Native to the Mekong and Chao Phraya basins in Southeast Asia, the Giant Danio prefers slow-moving, clear waters with dense vegetation.
Giant Danio Appearance & Size
The Giant Danio has a slender, torpedo-shaped body with a metallic sheen that reflects its vibrant colors. It is easily recognized by its bright red and blue coloration.
Giant Danio Behavior & Temperament
These fish are generally peaceful and can be kept with a variety of tankmates. However, they may show aggression towards smaller fish or inbreeding species. They are active and enjoy swimming in groups, so a spacious tank is recommended.
| Trait | Value |
|---|---|
| Temperament | peaceful community fish |
| Schooling | No |
| Activity level | moderate |
Giant Danio 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) | 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 | 30L (8 gal) | Larger tanks are easier to keep stable |
Interesting Facts About Giant Danio
- The Giant Danio is also known as the Red Danio or the Ruby Danio.
- It is one of the largest danios, with males reaching up to 7 cm in length.
- They are known for their bright colors and are often used in scientific research.
Species Related to Giant Danio
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.