a grebe ? No, a Common Meganser - Mergus merganser

Exposure Date: 2010:09:19 14:01:12;
Make: Canon;
Model: Canon EOS 450D;
Exposure Time: 1/200.0 seconds s;
FNumber: f/14.0;
ISOSpeedRatings: ISO 200;
ExposureProgram: Other;
ExposureBiasValue: +-1 1/3
MeteringMode: Other;
Flash: Flash did not fire, compulsory flash mode;
FocalLength: 55.0 mm mm;
Software: PaintShop Photo Pro 13.00;