Counting the invisible by sound: New approach to estimate seabird populations
Thursday, April 10, 2014 - 09:30
in Earth & Climate
Many seabird species nest underground, approach their nests only during darkness, and are essentially invisible on land and impossible to count. By deploying automated sound recorders on a remote island and counting the recorded calls, a team of seabird researchers was able to estimate the size of a breeding colony of shearwaters on a remote island in the North Atlantic.