How are scientists certain that Megalodon is extinct when approximately 95% of the world’s oceans remain unexplored?

Question

Would like to understand the scientific understanding that can be simply conveyed.

Thanks you.

In: 5134

Answer 1

On top of what others have said, most of the unexplored ocean is deep cold ocean while megalodons likely lived in warmer shallower (relatively) areas. So they wouldn’t be living anyway in the areas we haven’t looked