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Tongue Coral (Herpolitha)© Diego Delso / CC BY-SA 4.0

Tongue Coral (Herpolitha)

Tongue Coral (Herpolitha) is a distinctive free-living coral from the Fungiidae family, known for its elongated shape with rounded ends. A central groove runs nearly the full length of its body, lined with numerous slit-like mouths that give it a truly unique appearance. Its coloration ranges from gray to brown and greenish-brown, adding visual interest to any reef tank. Since it doesn't attach to substrate, it can be placed freely on sand or rock, offering flexibility in aquascaping. Considered beginner-friendly, it's a popular entry point for those new to coral keeping, and can grow to lengths of 45cm or more over time.

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About Tongue Coral (Herpolitha)

Tongue Coral (Herpolitha) is a beginner-friendly free-living coral known for its elongated shape and central groove, making it a popular choice for new reef keepers.

7 things to know before welcoming a Tongue Coral (Herpolitha)

  1. 1Free-Living, Not Attached

    Tongue Coral doesn't attach to rockwork, so it can be placed freely on sand or between rocks. It may shift slightly with water flow, so give it enough space to avoid contact with other corals or obstacles.

  2. 2Distinctive Elongated Shape

    Its most notable feature is the elongated, rounded-end body with a central groove running its full length. This groove contains numerous slit-like mouths, giving it a look unlike other corals.

  3. 3Prefers Gentle Water Flow

    Strong currents can tumble or damage the coral. Providing gentle, stable flow helps it expand fully and stay in place.

  4. 4Moderate Lighting Needs

    Excessive direct lighting can stress the coral, so consider placing it in a spot that isn't in the most intense light. Observe its response and adjust positioning as needed.

  5. 5Multiple Mouths for Feeding

    It feeds through the multiple mouths lined along its central groove. When feeding, observe the coral's response and avoid overfeeding.

  6. 6Can Grow Quite Large

    This coral can grow to 45cm or more in length. Before bringing one home, make sure your tank has enough space to accommodate its potential adult size.

  7. 7Stable Water Quality Matters

    As with most corals, sudden changes in water parameters can be stressful. Regular water testing and maintaining stable conditions are important for long-term health.

Frequently asked questions about Tongue Coral (Herpolitha)

Q.Is this coral suitable for beginners?
A.Yes, Tongue Coral is generally considered beginner-friendly. That said, basic water quality management and attention to flow and lighting are still important for keeping it healthy.
Q.Can it be placed near other corals?
A.Since it's free-living and may shift with water flow, contact with neighboring corals could cause stinging interactions. It's best to give it plenty of surrounding space.
Q.How large does Tongue Coral grow?
A.Adults can reach 45cm or more in length. It's worth considering not just its current size but also the tank space it will need as it grows.
Q.Is it okay to move its position in the tank?
A.Since it doesn't attach to the substrate, repositioning it is possible when adjusting your aquascape. Just be sure to handle it gently to avoid causing damage.
Q.Is this species subject to any trade regulations?
A.Tongue Coral (Herpolitha) is not subject to CITES.

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Learn more about Tongue Coral (Herpolitha) in the encyclopedia

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Care difficulty, lifespan, size and diet — all basics covered.

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