Black Tern - William Matthews
Report

Contributor

Date

Location

Big Branch Marsh NWR--Lake Rd.
St. Tammany, Louisiana, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 30.2781896, -89.9543972
Age
Not specified
Sex
Not specified

Observation details

1x1 cont of single flock at flooded parking area. 7 of the 8 in alternate plumage: all black small terns with silvery wings. 1/8 changing from basic to alt. plumage.

Technical information

Model
Canon EOS 7D
ISO
2000
Focal length
400 mm
Flash
Flash did not fire
f-stop
f/5.6
Shutter speed
1/8000 sec
Dimensions
4081 pixels x 2110 pixels
Original file size
1.17 MB