Aquatic Biomes

A category of aquatic organisms that live on, in, or near the bottom of an aquatic environment

• Nekton

• Decomposers

• Plankton

• Benthos

A long ridge of land or narrow island that lies parallel to the shore and helps protect the mainland.

• Littoral zone

• Benthic zone

• Barrier

• Headwaters

A shallow zone in freshwater habitat where light reaches the bottom and nurtures plants.

• Littoral zone

• Barrier

• Benthic zone

• Headwaters

A category of aquatic organisms that is responsible for breaking down dead or decaying organic matter

• Decomposers

• Nekton

• Benthos

• Plankton

The beginning of a river

• Benthic zone

• Headwaters

• Littoral Zone

• Wetland

Areas of land that are periodically under the water or whose soil contains a great deal of moisture.

• Wetlands

• Littoral Zone

• Headwaters

• Benthic Zone

A category of aquatic organisms that are able to have directional swimming

• Benthos

• Decomposers

• Plankton

• Nekton

Region near the bottom of a pond, lake, or ocean which is inhabited by decomposers, insect larvae, and clams.

• Headwaters

• Estuary

• Littoral zone

• Benthic zone

A category of aquatic organisms that float or drift freely in water and are divided into two categories

• Benthos

• Nekton

• Decomposers

• Plankton

The amount of dissolved salt is called the rhizoid level.

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