Large brown seaweed of the order Laminariales.

• Often forming underwater forests along cold coasts.

Alga marina parda grande del orden Laminariales.

• A menudo forma bosques submarinos en costas frías.

Calcined seaweed ash formerly used to make glass and iodine.

• Also called kelp ash.

Ceniza calcinada de algas marinas, antes usada para vidrio y yodo.

• También llamada ceniza de algas.

To gather or harvest kelp.

• Chiefly regional or historical.

Recolectar o cosechar algas pardas.

• Principalmente regional o histórico.