Blue Black Ram 3.5cm
Blue Black Ram 3.5cm are stunning dwarf cichlids with electric blue iridescence and dark, contrasting markings that really pop in a planted aquarium. At around 3.5cm, these Blue Black Rams are a great size to settle into a calm, warm community tank with soft, clean water and peaceful tank mates.
Appearance and Size
- Common name: Blue Black Ram
- Scientific name: Mikrogeophagus ramirezi (colour variety)
- Size at sale: approximately 3.5cm
- Adult size: usually around 5–7cm in a suitable aquarium
- Colour: electric blue iridescence with dark “black” patterning and typical ram body shape
Tank Requirements for Blue Black Ram 3.5cm
- Minimum tank size: around 60cm / 2ft for a pair or small group
- Temperature: warm water, typically 26–30°C
- Décor: plants, driftwood and rocks to create hiding spots and visual barriers
- Substrate: fine sand or smooth gravel is ideal for natural behaviour
- Filtration: gentle to moderate flow with excellent biological filtration
Water Parameters (Guide Only)
- Temperature: 26–30°C
- pH: roughly 6.0–7.2 (slightly acidic to neutral)
- Hardness: soft to low‑medium hardness
- Ammonia & Nitrite: 0 ppm
- Nitrate: kept low with regular water changes
Feeding Blue Black Ram 3.5cm
- Staple foods:
- Quality micro‑pellets or small cichlid pellets
- High‑quality tropical granules
- Frozen / live foods:
- Bloodworms, brine shrimp, daphnia and similar small invertebrates
Behaviour and Tank Mates
- Behaviour: curious, active and often seen exploring the lower and mid‑levels of the tank
- Social: can be kept as pairs or small groups, but may form territories, especially when breeding
- Temperament: peaceful compared to many cichlids, but can be mildly territorial
- Small, peaceful tetras and rasboras
- Corydoras catfish
- Small peaceful dwarf cichlids (with care and space)
- Shrimp and snails may be picked at, especially very small individuals
Important Notes
- Blue Black Ram 3.5cm are best suited to intermediate keepers due to their sensitivity to water quality.
- Always acclimate new fish slowly to your aquarium to minimise stress.
- Regular water changes, good filtration and a stable, warm temperature range are essential for long‑term success.
Blue Black Ram 3.5cm



