Brown algae are a major component of kelp forests, creating the dense underwater structures that support diverse marine life along the Pacific Coast.

Brown algae are the primary component of kelp forests, which thrive along the Pacific Coast. These large, complex algae can grow rapidly, forming underwater forests that provide essential habitat and food for a variety of marine organisms, including fish, invertebrates, and mammals like sea otters. Kelp forests are not only vital for supporting biodiversity but also play a crucial role in coastal ecosystems, helping to stabilize shorelines and improve water quality. The presence of brown algae, particularly species like giant kelp, contributes to the ecological health of marine environments and serves as a key resource for fisheries and conservation efforts.