Last year, there were scads of common mergansers at Greenlake for a short
time, then they split up/vanished and otherwise did their usual winter
activities in pairs and alone. Perhaps part of migration?

On Mon, 9 Nov 1998, Art Campbell wrote:

> In regard to Gayle Benton's observation of 25 Hooded Mergansers on a
> lake on Orcas and the independent observations by Barry Levine and
> myself of a flock of Hooded Mergansers variously counted as 123 and 133
> birds last Saturday near Ebey's Landing - a glance at several books on
> waterfowl suggests that flocks of Hooded Mergansers over 100 birds are
> really unusual, but the references cited are old. For example,
> Johnsgard's book on North American waterfowl cites a reference from the
> 1920's to this effect. It would be interesting to hear from others in
> Tweeter-land regarding their experiences with Hooded Merganser flocks.
>
> Art Campbell
> Seattle, WA
> rapakivi at aol.com
>