Chesapeake Bay Trust issued the following announcement on July 26.
See how Dr. Diann Prosser @DiannProsser & colleagues @baytrust @MEESProgram @MarylandDNR @Hood_Biology @UofMaryland @ChesapeakeBayFO @USGS use a video surveillance system to monitor breeding colonies of common terns. https://bit.ly/2Olavw3
Original source can be found here.
Source: Chesapeake Bay Trust