Black Marble Angelfish 3.5-4cm
Black Marble Angelfish 3.5-4cm are young freshwater angelfish with striking black, white and silver marbling that only gets better as they grow. These Black Marble Angelfish are a great choice for aquarists wanting to raise a small group of juveniles in a well‑filtered, established community aquarium.
Appearance and Size
- Variety: Black Marble Angelfish (Pterophyllum scalare)
- Colour: black, white and silver marbling, with unique patterns on each fish
- Fins: tall dorsal and anal fins with long ventral “feelers” typical of angelfish
- Size at sale: approximately 3.5–4cm (body size, not including fins)
- Adult size: grows significantly larger in a suitable aquarium
Tank Requirements for Black Marble Angelfish 3.5-4cm
- Recommended tank size: a tall aquarium from around 3ft+ is ideal for a small group as they grow
- Filtration: reliable filtration with gentle to moderate flow (they dislike strong current)
- Décor: vertical plants, driftwood and open swimming spaces
- Substrate: sand or fine gravel, with plants or hardscape for security
Water Parameters (Guide Only)
- Temperature: around 24–28°C
- pH: roughly 6.5–7.5
- Hardness: soft to moderately hard water
- Ammonia & Nitrite: 0 ppm
- Nitrate: kept low with regular water changes
Feeding Black Marble Angelfish
- Quality micro pellets or fine flakes suitable for juvenile tropical fish
- Frozen or live foods such as baby brine shrimp, daphnia and finely chopped bloodworms
- Occasional vegetable‑based foods or spirulina‑rich options
Behaviour and Tank Mates
- Behaviour: calm, graceful swimmers that may become more territorial as they mature, especially if pairing
- Best kept: in small groups of juveniles in a suitably sized tank
- Tank mates: peaceful community fish that are not fin‑nippers and are too large to be seen as food
Important Notes
- The Black Marble Angelfish 3.5-4cm will grow – plan for their adult size and a suitably tall aquarium.
- Provide stable water conditions, good filtration and regular maintenance for long‑term health.
- Individual temperament can vary – always monitor interactions as they mature and form hierarchies or pairs.
Black Marble Angelfish 3.5-4cm



