PIBO Migration Summary (May 21 – 31, 2013)
Migration activity was steady throughout the first half of the summary period and species diversity remained high, but numbers started to taper off after the 28th. It was fairly quiet after that apart from some shorebird activity and small numbers of migrant flycatchers, vireos, and a few lingering warblers. May 21st turned out to be […]
PIBO Migration Summary (May 21 – 31, 2013) Read More »