Cichlidaefreshwater fishadvanced

Red Spotted Green Discus

Symphysodon aequifasciatus var.

Also known as: Red Spotted Green Discus, Green Discus

Origin: Captive bred (originally Amazon basin, Brazil)

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Water Parameters

Temperature2831 °C
15 °C35 °C
pH5.57
49
GH (Hardness)18 °dGH
0 °dGH30 °dGH
KH (Alkalinity)04 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
20 cm
Min Tank
250 L
Lifespan
10-15
Swimming Level
middle
Schooling
Yes (5–10+)
Diet
carnivore
Temperament
peaceful, hierarchical within group

About

The Red Spotted Green Discus bridges the gap between wild-type aesthetics and the reliability of captive-bred stock. An iridescent emerald-green base overlaid with vivid red spots creates a jewel-like appearance that catches the eye from across the room.

This strain is derived from green discus lines and retains the warmer water and soft-water preferences of its wild ancestors. The red spotting intensifies on a high-protein, carotenoid-rich diet and under warm, slightly dimmed lighting conditions.

A group of five or more in a well-planted Amazon biotope, with cardinal tetras as dither fish, creates one of the most visually impressive freshwater displays achievable in the hobby.

Care Guide

Water: 28-31°C, pH 5.5-7.0, very soft to soft (1-8 dGH), KH 0-4; high dissolved oxygen. Tank: Minimum 250 L, tall format, planted with Echinodorus and Vallisneria, subdued lighting. Feeding: High-protein pellets with astaxanthin, frozen bloodworm, beefheart, daphnia. Breeding: Spawns on broad leaves or vertical slate; biparental; fry feed on parental mucus for first week. Compatibility: Group with other discus, cardinal tetras, rummynose tetras, and peaceful catfish.

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