Clark's Grebe - Geoff Butcher
Report

Contributor

Date

Location

Lake Hefner
Oklahoma, Oklahoma, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 35.568035, -97.5955439
Age
Not specified
Sex
Not specified

Observation details

Bill colour (orange-yellow), amount and geometry of black on head/face, lighter (grey) colour of body, narrower black down back of neck. Photos.

Technical information

Model
Canon EOS 7D Mark II
Lens
EF100-400mm f/4.5-5.6L IS II USM
ISO
1000
Focal length
400 mm
Flash
Flash did not fire
f-stop
f/14.0
Shutter speed
1/1600 sec
Dimensions
1799 pixels x 1350 pixels
Original file size
2.22 MB