Boult-aux-Bois (2010) Ahltener Wald (month 6) Grafrath Pontarlier Massereau Pallasjärvi Malaya Gomsel'ga Angedalen (spring) Angedalen (fall) Znamenskiy Chusovoy The Ecological Register
Microtus agrestis (rodent): 11 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.