Delta Waterfowl Research Station
Basic information
Sample name: Delta Waterfowl Research Station

Reference: G. C. Sanderson. 1950. Small-mammal population of a prairie grove. Journal of Mammalogy 31(1):17-25 [ER 962]
Country: Canada
State: Manitoba

Coordinate: 50° 12' N, 98° 12' W
Basis of coordinate: based on nearby landmark
Geography comments: apparently somewhere near "the Delta Waterfowl Research Station, Delta, Manitoba" which is actually near Delta Beach, Manitoba (coordinate based on Delta Marsh)
Climate and habitat
Habitat: temperate broadleaf/mixed forest
Altered habitat: secondary forest
Substrate: ground surface
MAT: 1.5
WMT: 19.1
CMT: -19.8
MAP: 499.0
Habitat comments: "a small wooded area surrounded by prairie" that was "cleared... of trees in 1929" and "had been uncut for eighteen years when this study was made"; the "principal trees" were choke cherry, bur oak, and red osier dogwood
climate data are based on Shay (1999, University of Manitoba Field Station (Delta Marsh) Occasional Publication)
Life forms: rodents, other small mammals
Sampling methods: quadrat, baited, snap traps
Sample size: 140
Years: 1947
Days: 31
Nets or traps: 103
Net or trap nights: 2966
Sampling comments: "'museum special'" snap traps baited with "a mixture of peanut butter and bacon grease" were used... Fifty-three traps were set six to ten feet apart in a grid" and another 50 "small snap traps" were deployed "twenty days after the start of trapping" and then another "six lines of sixteen traps" were set "Eight days later"; total trap nights are stated
Sample: 1449
Contributor: John Alroy
Enterer: John Alroy
Created: 2015-03-02 13:07:16
Modified: 2015-10-08 20:53:44
Abundance distribution
5 species
1 singleton
total count 140
standardised richness: not computable
Fisher's α: 1.013
geometric series k: 0.3482
Hurlbert's PIE: 0.6080
Shannon's H: 1.0935
Good's u: 0.9929