Yellow-billed Loon - Aaron Maizlish
Report

Contributor

Date

Location

Crown Memorial SB--Crab Cove area
Alameda, California, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 37.7684076, -122.2774389
Age
Not specified
Sex
Not specified

Observation details

Fantastic find, reported about 1 hour earlier by Doug Henderson. The largest loon with distinctive ivory-bill, straight upper mandible and curved spoonlike lower mandible. Blocky head relative to COLO (also present) with large forehead and clear unpatterned feathers around eye. 1st year bird (?) with patterned feathering on back but not scalloped . Stayed close to the shore for about 10 of us.

Technical information

Model
Canon EOS R5m2
Lens
RF100-500mm F4.5-7.1 L IS USM
ISO
800
Focal length
500 mm
Flash
Flash did not fire
f-stop
f/7.1
Shutter speed
1/2000 sec
Dimensions
4200 pixels x 2800 pixels
Original file size
2.24 MB