How many seas(not oceans )are there in the world?

Question

how many bays (like Bay of Bengal in India)are there in the world.?

Answer 1

To the ancients, "seven" often meant "many"

It is not 7 but 10

10 Andaman Sea 9 East China Sea 8 Hudson Bay 7 Sea of Japan 6 Sea of Okhotsk 5 Gulf of Mexico 4 Bering Sea 3 Mediterranean Sea 2 Caribbean Sea 1 South China Sea

Answer 2

There are 7 seas I thought.

Songs always talk about sailing the seven seas....