(continuing incomplete post) ...had been there all along. This has proven to be one the best winter flocks in the Portland area. I don't know of any other site that consistently has so many cowbirds during winter. It's certainly worth looking for Tricolored Blackbirds as well, especially given Andy's report of a possible Trike the other day. Dave Irons Portland, OR Sent from my iPhone On Dec 27, 2013, at 10:06 AM, "David Irons" <llsdirons@xxxxxxx> wrote: > As Andy suggests, the constantly rolling amoeba of blackbirds at this sight > can be incredibly difficult to comb through. At any given point you are > rarely seeing but a fraction of the birds present, as smaller sub-flocks are > up in the trees, on the surrounding rooftops, or on the grounds behind the > trucks at the Land O Lakes facility. I spent nearly an hour going through the > flock three weeks ago and found none of the interesting blackbirds seen by > others in recent days. I suspect that the Rusty and Yellow-head > > Sent from my iPhone > > On Dec 26, 2013, at 9:45 PM, "Andy Frank" <andydfrank@xxxxxxxxx> wrote: > >> I returned to North Portland today and found a YELLOW-HEADED BLACKBIRD among >> the large blackbird flock, but no Rusty or Tricolored. The flock was again >> not in Simmons Rd but instead at various spots along the slough and between >> the slough and Simmons Rd. >> >> As an example of the difficulty in surveying this flock, I did not re-find >> the Yellow-headed Blackbird in the 45 minutes I spent looking through the >> flock after first finding it. >> >> Andy Frank > > > OBOL archives: www.freelists.org/archive/obol > Manage your account or unsubscribe: //www.freelists.org/list/obol > Contact moderators: obol-moderators@xxxxxxxxxxxxx > > OBOL archives: www.freelists.org/archive/obol Manage your account or unsubscribe: //www.freelists.org/list/obol Contact moderators: obol-moderators@xxxxxxxxxxxxx