description Lithophyllum incrustans Overview
Lithophyllum incrustans is a crustose coralline red alga that forms hard, calcium-carbonate-rich growths on rocky shores. It occurs in parts of the North Atlantic and Mediterranean, especially on rocky substrates in the intertidal and shallow subtidal zones. Its crusts can appear pink, purple, or gray and contribute to the structure and stability of marine rocky habitats.
help Lithophyllum incrustans FAQ
What is Lithophyllum incrustans?
Lithophyllum incrustans is a crustose coralline red alga. It forms hard growths rich in calcium carbonate on rocky shores.
Where does Lithophyllum incrustans grow?
It occurs in parts of the North Atlantic and Mediterranean. The species is associated with rocky substrates in intertidal and shallow subtidal areas.
Why is Lithophyllum incrustans hard and rock-like?
Its tissues become mineralized with calcium carbonate. This creates a hard crust that can resemble a thin layer of pink, red, or gray rock.
Is Lithophyllum incrustans a coral?
No. Despite its coral-like crust, it is a red alga. Its calcium-carbonate skeleton is what gives it a stony appearance.
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