Winter, and the grebes are not in breeding plumage.
The water in this pond was over-grown with algae and produced this greenish cast. The green foam about the bird and on the surface of the water is from decomposition gases released from the bottom of the pond.
Camera Model Name Canon EOS 20D
Lense: Canon EF 500 IS L / f 4.0
Shooting Date/Time 1/28/2007 4:42:32 PM
Metering: partial
White bal: custom; 5500 K
Tv (Shutter Speed) 1/100
Av (Aperture Value) 4.0
ISO Speed 200
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