Tuesday, April 4, 2017

Seabird bones, fossils reveal broad food-web shift in North Pacific

04/04/2017 12:57 PM EDT

a Hawaiian petrel

For thousands of years, the Hawaiian petrel has soared over the Pacific Ocean, feeding on fish and squid. Now, using evidence preserved in the birds' bones, scientists at the Smithsonian's National Museum of Natural History and Michigan State University have discovered that the now endangered seabird has experienced a significant shift in food resources most likely during the past 100 years--a disruption that may be due to industrial fishing practices.


Full story at http://newsdesk.si.edu/releases/seabird-bones-fossils-reveal-broad-food-web-shift-north-pacific

Source
Smithsonian


This is an NSF News From the Field item.


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