Environmental Protection Agency Narragansett Bay Commission University of Rhode Island Inner Space Center

Estuarine Science

Intertidal Community

1. Where is the Intertidal Zone?
2. What are the different regions of the Intertidal Zone?
3. What kinds of plants and animals can we find in the Intertidal Zones of Narragansett Bay?
4. How do animals adapt to living in this community?


1. Where is the Intertidal Zone?

The Intertidal Zone is where the land meets the sea. It is the area between high tide and low tide. Intertidal communities can be found on sandy beaches, in bays and estuaries, and along rocky shorelines. The rocky shores are the most diverse and highly populated. In this area where rocks are covered and uncovered daily by the ocean, unique and diverse tide pool communities are formed.

The marine animals living in this zone are unique because of their ability to withstand exposure to air and the force of the pounding waves. The lowest levels of the Intertidal Zone are the most crowded with life and the higher, dryer levels are less populated. The organism's adaptations depend on where in the Intertidal Zone it will be found.


(Click for larger image)


1. Where is the Intertidal Zone?
2. What are the different regions of the Intertidal Zone?
3. What kinds of plants and animals can we find in the Intertidal Zones of Narragansett Bay?
4. How do animals adapt to living in this community?


(Image credits are listed in Image Index)

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