Sandrock Cliff (spring) Sandrock Cliff (fall) William Trelease Woods (gap, spring) Lucky Peak (willow riparian) Yakutat Hopland Research and Extension Center Rancho Santa Elena Calling Lake (control) The Ecological Register
global
North America
United States
South America/Africa
Europe
Eurasia
Africa/Australasia
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Certhia americana (bird): 8 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.