Sunlit zone
Sunlight warms the upper ocean. Tiny drifting plants use sunlight to make food, and many ocean animals find plenty to eat here.
Bright, busy and full of lifeYour ocean field trip
One ocean. Many worlds.
Sunlit shallows, kelp forests and the deep sea are all connected. Let’s take a look around.
Twilight zone
Only a little light reaches this layer. Many animals travel up at night to find food, then swim deeper again by day.
A daily up-and-down journeyMidnight zone
It is cold, dark and under enormous pressure. Creatures here have special ways to survive, including making their own light.
No sunlight reaches this deepOCEAN
CONNECTION
CONNECTION
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Everything is connected
Healthy oceans help all of us.
Ocean habitats provide homes for wildlife and help move heat and water around our planet. When we care for coasts, rivers and seas, we help protect the connected web of life.
Find a small way to help →