Common name: Dragon's Tongue Algae

General information

Halymenia floresii, commonly known as Dragon's Tongue Algae or Red Sea Lettuce, is a species of red macroalgae that is popular among marine aquarists for its vibrant color and unique appearance. This algae is not only aesthetically pleasing but also serves a functional role in the aquarium by helping to maintain water quality through nutrient uptake.

Care

Dragon's Tongue Algae is relatively easy to care for, making it suitable for both novice and experienced aquarists. It thrives in moderate lighting conditions and requires a stable environment with good water flow to prevent detritus from settling on its surface. Regular pruning is recommended to maintain its shape and promote healthy growth.

Symbiosis

While not known for hosting or forming direct symbiotic relationships with marine animals, Halymenia floresii can contribute to the overall health of the aquarium ecosystem. It provides a natural food source for herbivorous fish and invertebrates, and its dense structure can offer shelter for small creatures.

Habitat

Halymenia floresii is found in a variety of marine environments, from shallow waters to depths of several meters. It is commonly seen in the Indo-Pacific region, including the Red Sea, where it grows on reef slopes and in lagoons, often attached to rocks or coral rubble.