Why is my Discosoma mushroom detaching and floating around?

Mushrooms usually detach when they are unhappy with their current location, typically because the water flow is too strong or the lighting is too intense. Reduce flow or move them to a more shaded area to encourage reattachment.

Do I need to feed my mushroom corals?

No direct feeding is required. Discosoma mushrooms rely primarily on photosynthesis and absorb dissolved nutrients directly from the water column. In fact, large particulate foods can sometimes irritate them.

Why is my mushroom reaching upwards like a funnel?

This umbrella-like shape usually indicates that the mushroom is not receiving enough light and is stretching to increase its surface area. Consider gradually moving it slightly higher up the rockwork.

How fast do Discosoma mushrooms spread?

In ideal conditions with slightly elevated nutrients, they can reproduce rapidly via pedal laceration. A single polyp can turn into a small colony of five or more within a few months.

Can Discosoma mushrooms sting other corals?

They do not have sweeper tentacles or a powerful sting, but they can engage in chemical warfare and physical overshadowing. If they grow directly over a neighbouring coral, they can smother it.

MarineCoralsBeginner

Discosoma Mushroom Coral

Discosoma spp.

Discosoma Mushroom Corals are incredibly hardy, colourful corallimorphs that make the perfect addition to a beginner's reef aquarium.

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Ideal Conditions

Temperature: 24 – 26 °C
pH range: 8.1 – 8.4
Hardness: 8 – 12 dGH
Salinity: 1.023 – 1.026 SG
Adult size: 5 – 10 cm
Nano-friendly: 20 litres+
Lifespan: 5 – 15 years
Diet: Photosynthetic and dissolved organics
Water flow: Low
Preferred setup: Stable marine aquarium with rockwork for attachment

About the Discosoma Mushroom Coral

Discosoma species belong to the order Corallimorpharia. Although they are frequently referred to as corals or anemones, they are essentially a transitional form lacking the hard calcareous skeleton of true stony corals. Their flat, disc-like appearance comes in a dazzling array of colours, including red, blue, green, and striking mottled patterns. Because they are exceptionally forgiving of minor water parameter fluctuations, they are widely considered one of the best starter invertebrates for marine hobbyists.

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Where Discosoma Mushroom Coral comes from

Native range

Indo-Pacific, Caribbean Sea

Countries / regions

Indonesia, Australia, Fiji

Habitat

Found in shallow lagoons, reef slopes, and areas with lower light and slower water movement.

Widely distributed across tropical reefs globally.

Similar species

Rhodactis Mushroom Coral
Rhodactis spp.
Ricordea Florida
Ricordea florida
Yuma Mushroom
Ricordea yuma

We’re adding more full species guides as the catalogue grows.

Compatible tank mates

Reviewed guidance based on this species' recorded traits.

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Ocellaris Clownfish
Amphiprion ocellaris
Peaceful reef fish that may occasionally use large mushroom colonies as a host without harming them.
Great
Zoanthids
Zoantharia
Both are fast-growing and can compete for real estate on the live rock; ensure adequate spacing.
Compatible with caution
Peppermint Shrimp
Lysmata wurdemanni
Generally safe, but hungry individuals have occasionally been known to pick at fleshy coral polyps.
Compatible with caution
Raccoon Butterflyfish
Chaetodon lunula
Not reef-safe; will actively consume soft corals, including corallimorphs like Discosoma.
Not recommended

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