Life in the Tidal Zone - Bay Weekly

5 Reasons to Protect Oregon's Rocky Habitat

Rising waters threaten the Potomac's tidal marshes — Potomac Conservancy

Intertidal and Subtidal Zones - Glacier Bay National Park & Preserve (U.S. National Park Service)

Life In The Intertidal National Marine Sanctuary Foundation

Bay Wildlife Bay Water Trail

New Year, New Bay - Save The Bay

California's Ocean Habitats: The Rocky Intertidal Zone – Marine Management News

Why is it difficult for organisms to live in the intertidal zone? - Quora

Down by the Bay by Matthew Booker - Paperback - University of California Press

Intertidal Zone

Intertidal Zone, Definition, Characteristics & Location - Lesson

The Intertidal Zones - Tide Pool Habitat

Why is it difficult for organisms to live in the intertidal zone? - Quora