The Power of the Tides: How They Shape San Francisco Bay

Tides are one of the most important natural forces shaping San Francisco Bay. This presentation explains how tides work, why they rise and fall each day, and how they create habitats for a remarkable variety of plants and animals. Learn how tidal marshes support native vegetation, mud-dwelling invertebrates, shorebirds, and endangered species such as the Ridgway's rail and the salt marsh harvest mouse, and discover why healthy tidal ecosystems are essential to the Bay's biodiversity.

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