(WOE) The Ocean Zones Lesson

Ocean Zones

Epipelagic (Surface Zone) Ocean Zone Diagram

This zone extends from the surface to about 200 meters. The average temperature across the world in this zone is 17.5°C

Mesopelagic (Transition Zone)

This zone extends from the bottom of the surface zone to about 1 kilometer. The temperature rapidly decreases to about 4°C.

Bathypelagic (Deep Zone)

The deep zone extends from about 1 kilometer past the continental shelf at about 4 kilometers. No light reaches this far. The temperature stays about 2-4°C.

Abyssopelagic (Bottomless Zone)

More than 30% of the oceans bottom is situated in this zone.

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