2021sep21_birds_IMG_4330c

Snowy Egret (Egretta thula), Green-winged Teal (Anas crecca), Blue-winged Teal (Spatula discors) and other water birds at Salt Plains National Wildlife Refuge in Oklahoma on September 21, 2021

Snowy Egret (Egretta thula), Green-winged Teal (Anas crecca), Blue-winged Teal (Spatula discors) and other water birds at Salt Plains National Wildlife Refuge in Oklahoma on September 21, 2021
 
ArtistJohn Moyer
F Number20.0
ISO1600
Shutter Speed Value1/512
Focal Length560.0 mm
Focus Distance Upper555.79 m
Focus Distance Lower81.91 m
Lens ModelEF100-400mm f/4.5-5.6L IS II USM +1.4x III
Field Of View3.7 deg
Hyperfocal Distance521.08 m

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