Delta Waterfowl Research Station Sierra National Forest (pitfall traps) H. J. Andrews Experimental Forest Fort Necessity National Battlefield North of Madison Churchill (1952) Birds Hill (Plot 1, 1979) Prince Albert Model Forest Glenn Dale Prince Edward Island National Park Patuxent Wildlife Research Refuge MacIntyre Development (forest habitats) The Wilds LaBiche River Valley The Ecological Register
global
North America
United States
South America/Africa
Europe
Eurasia
Africa/Australasia
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Zapus (rodent): 14 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.