Blue Ram | Mikrogeophagus ramirezi
Choose the aquarium for the adult animal and its companions. A mature filter and stable, species-appropriate water conditions are essential.
At a Glance
| Origin & natural habitat | Brazil, Venezuela; freshwater habitats. |
|---|---|
| Adult size | Approximately 4 cm body length (excluding the tail fin). |
| Temperament | Gentle fish; avoid boisterous companions and cold conditions |
| Activity | Use a consistent light/dark cycle with sheltered resting places. |
| Social needs | Choose companions sharing its adult size, water conditions and behaviour. |
Housing & Setup
Enclosure dimensions are length, width, and height. Ensure the tank provides ample space for swimming and hiding. Include live plants or driftwood for natural cover and stability.
FAQ
What is the ideal water temperature for Blue Rams?
Blue Rams prefer stable water temperatures between 22°C and 26°C. Avoid cold or fluctuating conditions.
Can Blue Rams be kept with other fish species?
Only with calm, similarly sized fish that share the same water parameters and temperament. Avoid aggressive or fast-swimming species.
How long does it take for a Blue Ram to reach adult size?
Blue Rams typically reach their adult size of about 4 cm in body length within 6 to 12 months under proper care.



David Brown –
The Blue Ram is a peaceful addition to my community tank. It stays active without causing stress to other fish. I maintain a consistent light cycle and include live plants for cover. It’s easy to care for and looks beautiful in a 10-gallon tank.
Gordon May –
I bought this for my beginner aquarium. The fish is gentle and adapts well to the tank environment. I make sure the water parameters are stable and avoid strong currents. It’s a good choice for a calm, low-maintenance fish.
Sarah Lawrence –
The Blue Ram has become a highlight in my tank. It swims quietly and enjoys the shaded areas. I keep it with other small, peaceful fish and it coexists well. The size is small, but it adds a nice color touch.