Overview
Rachov's Notho, also known as the Red Rascal, is a popular tropical fish for beginners due to its hardy nature and vibrant coloration. These tiny fish thrive in planted tanks and are known for their active and social behavior. They require a consistent water quality and temperature, making them a great addition to any freshwater aquarium.
Scientific Classification
| Rank | Classification |
|---|---|
| Family | Nothobranchiidae |
| Genus | Nothobranchius |
| Species | Nothobranchius rachovii |
| Water type | freshwater |
Natural Habitat
Native to the Eastern African rift lakes, these fish inhabit shallow, rocky areas with aquatic plants.
Appearance
Rachov's Notho are known for their striking red to orange coloration and long, flowing fins.
Behavior
These fish are peaceful community fish and do well in groups. They are not particularly aggressive and are compatible with most tropical species, provided there is plenty of swimming space.
| Trait | Value |
|---|---|
| Temperament | tropical livebearer |
| Schooling | Yes |
| Activity level | moderate |
Water Requirements
| Parameter | Ideal Range | Notes |
|---|---|---|
| Temperature | 23–28°C (73–82°F) | Use a reliable adjustable heater |
| pH | 6.5–7.5 | Avoid sudden swings |
| Hardness (GH) | 3-12 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 | 20L (5 gal) | Larger tanks are easier to keep stable |
Interesting Facts
- They can live in water with low oxygen levels due to their air breathing ability.
- Male fish develop a blue coloration during breeding season.
- These fish can be bred in the aquarium using artificial insemination.
📋 Full Care Guide
Ready to set up a tank for your Rachov's Notho? The complete care guide covers tank setup, feeding schedule, common diseases, tank mates, and breeding.
Read Rachov's Notho 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.