Lessonia corrugata

Lessonia corrugata is a species of subantarctic brown macroalgae native to the southern coasts of South America and adjacent islands. It thrives in the cold-water marine environments of regions like Tierra del Fuego and the Falkland Islands.

This kelp forms dense subtidal forests that provide critical habitat and shelter for diverse marine life. These underwater canopies are essential for supporting local biodiversity and protecting juvenile fish species.

The species is characterized by its corrugated or wrinkled fronds, which is reflected in its scientific name. It has a robust, flexible structure typical of kelp, allowing it to withstand strong subantarctic ocean currents.

While some Lessonia species are heavily harvested for alginate extraction, Lessonia corrugata is not as commonly targeted as its relatives. It is primarily studied by scientists for its ecological importance rather than its industrial value.