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July 8, 2014

Dam construction in Silicon Valley digs up whale 20 million years old

  • Paleontologists are working with construction crews on the $700 million dam replacement, part of a $4.6 billion upgrade to the Hetch Hetchy water system.
  • FREMONT, Calif. (AP) — Giant teeth from a 40-foot-long shark and portions of what could turn out to be an entire whale skeleton are among more than 500 fossils that have been unearthed at a dam construction site in Silicon Valley, a newspaper reported.

    Most of the fossils uncovered at the Calaveras Dam replacement project in Fremont are believed to be about 20 million years old, dating to the Miocene Epoch, when the ocean extended as far inland as Bakersfield, California, the San Jose Mercury News reported Monday.

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