Littoral Zone

Which ocean zone is the top layer of the ocean?

• littoral zone

• intertidal zone

• photic zone

• open ocean

The littoral zone can reach depths up to _____________________ meters.

• 20

• 200

• 2000

• 100

The littoral zone is the most productive zone because it has an abundant supply of _______________________ and __________________________.

• photosynthesis

• sunlight

• nutrients

• plants

• oxygen

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Match the subzone of the littoral zone to the correct description.

Groups:

(a) Infralittoral zone

,

(b) Circalittoral zone

,

(c) Subtidal zone

• shallowest region

• region that extends over continental shelf

• ample light dominated by large algae

• middle region

• houses many immobile organisms (sponges)

• home to algae, seagrasses, corals, and crustaceans

Label the types of plants found in the littoral zone.

c

d

e

submerged

emerged

phytoplankton

algae

floating

The littoral zone houses ___________% of the seafood that we consume.

___________________________________: photosynthetic protists that support the entire marine ecosystem by serving as the basis of the food chain.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which types of habitats are found in the littoral zone?

• coral reefs

• kelp forests

• estuaries

• tidal pools

What is kelp?

• a brown algae

• a green algae

• a type of phytoplankton

• a marine plant

Tags

NGSS.MS-LS2-3

Which organism depends on kelp forests?

• sea otter

• crustaceans

• mollusks

• seagulls