All of the living and nonliving things that surround an organism.

a long ridge of sand that is shallow water usually close to the beach.

a wetland where mostly grasses and other soft stem plants grow.

a wetland where mostly trees and other woody plants grow.

a ridge of rock on the ocean bottom.

the area of gently rolling land between a coast and mountains.

a living thing.

a gently sloping area of land at the bottom of the ocean near the shore.

a place where freshwater from streams and rivers meets with salty ocean water.

an area of low land covered by water for most of the year.

a mound of sand formed by wind and moving water.

all the living and nonliving things that exist and interact in one place.

a sandy strip of land offshore that protects the mainland.

how high something is above sea level.