When Humans First Plied the Deep Blue Sea – ScienceNOW

“In the earliest levels of Jerimalai, dated to 42,000 years ago, about half of the fish are fast-swimming species, such as tuna and sharks, that live in deep waters. O’Connor’s team also found a fishhook at Jerimalai made from a mollusk shell and dated to 23,000 years ago,…

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