Life in the estuary is always changing. Ocean tides of salt water flow in and out of the estuary and mix with the fresh water that flows from rivers and streams

Gives readers an exciting glimpse into animals and their habitats while illuminating curriculum concepts related to food webs and biomes.

This classroom resource provides clear, concise scientific information in an understandable and enjoyable way about water and aquatic life. Spanning the hydrolo

Takes readers on a walk at a sheltered bay, showing examples of how the animals and plants of estuaries are connected and dependent on each other and the estuar