Realm: Terrestrial
Climate: Temperate
Biome: Temperate grasslands, savannas and shrublands
Central latitude: 40.133330
Central longitude: -88.300000
Duration: 8 years, from 1949 to 1967

310 records

45 distinct species

Across the time series Red-eyed vireo is the most frequently occurring species

Methods

Bird populations in east central Illinois fluctuations variations and development over a half-century. All surveys were conducted in William Trelease Woods in a 24 ha plot. Counts are taken of the number of male territories or pairs for each year provided. For more detail see Appendix 1: Breeding Bird Populations (number of male territories or pairs) at William Trelease Woods (24 ha) - pdf available here https://www.ideals.illinois.edu/handle/2142/25182 Unit of abundance = DensityPer40Ha, Unit of biomass = NA

Citation(s)

Kendeigh, S. C. (1982) Bird populations in east central Illinois: Fluctuations, variations, and development over a half-century. University of Illinois Press.