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Dr. David Shiffman 🦈

@WhySharksMatter

Research associate at @ASU @ASUinDC studying sharks and their conservation, science officer @scbmarine, author and consultant

calendar_today16-08-2009 20:08:41

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Dr. David Shiffman 🦈(@WhySharksMatter) 's Twitter Profile Photo
Dr. David Shiffman 🦈
@WhySharksMatter

5 months ago

Shipwreck called the 'worst maritime disaster' in Seattle history located over a century later, explorers say - CBS News buff.ly/3N181TD

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