John J. Collins reported a female Canvasback on the Raritan River at the western end of Duke Island Park, Bridgewater today. Although other sightings probably exist, Canvasback has only one other record in the eBird database for Somerset County in the 21st century. The Raritan River is a treasure trove of waterfowl this winter considering that most lakes in the Morris and Somerset County area are frozen – and will be well into March.
There is a Rough-legged Hawk (RLHA) currently occupying Duke Farms in Hillsborough Twp. Vicki Schwartz saw a light-morph individual behind the Orientation Center today. There was a report yesterday of a light-morph RLHA along River Road (Frank Sencher, Jr.).
The Red-necked Grebe of Clyde Potts Reservoir, Mendham Township is still there as of today, actively diving (Jim Mulvey).