[Ontbirds] FW: Hamilton C.B.C. results
tthomas at cogeco.ca
Thu Jan 5 10:44:34 EST 2012
From: Tom Thomas [mailto:tthomas at cogeco.ca]
Sent: Thursday, January 05, 2012 10:40 AM
To: 'Tom Thomas'
Subject: FW: Hamilton C.B.C. results
The Hamilton C.B.C. took place on Boxing Day December 26th 2011.
A perfect day for counting birds if not for the stiff 20 k. northerly
wind , with temperatures varying from a low of plus 1, to a high of plus 6.
Skies were cloudy at first, but by mid morning the sun broke through for the
rest of the day.
The rivers and large bodies of water were ice free, with perhaps a
thin covering of ice on some of the smaller ponds.
We had a large number of participants 89, most of these were
counting birds in the field , whilst others counted birds at their
This year (2011), the 90th anniversary of the Hamilton Christmas Bird
Count, we broke the record for the number of species counted. The old record
was 104, but we broke that by 1 to give us a new record total of 105.
The total birds counted were 77,877, not far off our current 10 year
average of 80,348
We added three species never seen previously on our Boxing Day
count.... Franklin's Gull, Blue-Gray Gnatcatcher, and Rose-breasted
Grosbeak. Unfortunately the Black-throated Gray Warbler previously seen at
Bayfront Park, was not seen on the day. As we all know now, it has recently
We had new count records for the following species.....Common Loon
9 old record 6
American Wigeon 10 " 6
Northern Shoveler 179 " 134
Canvasback 1,073 " 393
Lesser Black-backed Gull 4 " 3
We equaled the record for Eastern Bluebird with 52 counted, and
Fox Sparrow with a count of 2.
There were low numbers for many species, far too many to
mention here, but Mute Swan, Canada Goose, Mallard, Black Duck, Greater and
Lesser Scaup, Redhead, Common Merganser, American Kestrel, Wild Turkey,
Great Black-backed Gull, Rock Pigeon, Mourning Dove, Pileated Woodpecker,
American Crow, Red-breasted Nuthatch, Winter Wren, Golden-crowned Kinglet,
Hermit Thrush, American Tree Sparrow, Swamp Sparrow, White-crowned Sparrow,
Snow Bunting, Common Redpoll, and Pine Siskin numbers were approximately
50% below the current 10 year average.
Count week birds were...... Black-throated Gray
Warbler, Common Grackle, Brown-headed Cowbird, and Killdeer.
Best Regards.......Tom Thomas.
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