Tagged: Twilight Zone

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Ocean Activities: The Ocean Zones

The ocean is divided into different layers. The zones differ in temperature, water pressure and available nutrients.  Marine organisms live in different zones according to the amount of sunlight that reaches there. Sunlight Zone: More than 90% of marine life lives in the Sunlight Zone. Twilight Zone: Animals that live in the twilight zone must be able to survive cold temperatures, an increase in water pressure and dark waters. There are no plants in...