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 Cardinal 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.