Which is the world’s largest ocean basin?
What are gabions?
UK mains electricity has 230 Volts. What is the highest voltage electric eels produce?
What can turtles mistake plastic bags for in the ocean?
Where is the world’s largest coral reef?
How deep is the deepest point in the sea?
Which ocean is bound by the North American, European and Asian continents?
What is a blue hole?
How much of the ocean floor has been mapped?
How much does an adult blue whale weigh?
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