The season’s first Boreal Owl showed up on Sep. 6.
Over the past few nights:
Sep 8: 1 Northern Saw-whet Owl (rain closed things down early)
Sep 6: 3 Northern Saw-whets and one Boreal Owl
Sep 5: 4 Northern Saw-whets
Sep 3: 2 Northern Saw-whets.
All of these birds (Sep 3 – Sep 8) were hatch-year birds except for the Boreal Owl (2nd year).