New York City medians Hyytiälä (control, 1989) Reservoir Canyon Campine region Medicine Lake National Wildlife Refuge (native) Grasslands National Park (native) Bonham Creek (L1, pitfall traps) Sarthal (pitfall trap) Cerna Studnice Hill (pitfall traps) Benifallet Castelporziano Natural Reserve cultivated fields (May) Castelporziano Natural Reserve cultivated fields (July) Mirandela Mount Demula and Bomi Valley Vernon Hills (cheatgrass-dominated) Vernon Hills (sagebrush) McLaughlin Homestake Mining Co. (non-serpentine chaparral/pitfall) Seitseminen National Park (area A, plot 1) Tombigbee National Forest (Site 1) George Washington National Forest Monongahela National Forest Piscataquis dense spruce-fir stands (1977) Houston Jetřichovice Mount Medvednica plot 1 Gwangneung Forest (2003) Gwangneung Forest (2012) El Oro de Hidalgo (mixed forest) La Cañada Meyomoot (leave block) Meyomoot (15 years since clear cutting) The Ecological Register
Formica (ant): 31 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.