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Athene cunicularia

Citation:

Artificial burrows provide new insight into burrowing owl nesting biology

Author(s)
Henny, Charles J. and Lawrence J. Blus
Pages
82-85
Year
Issue
3
Volume
15
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying April Female Adult Umatillo and Morrow counties 4 burrows Exposure Factor Datasets
Citation:

Trends in the winter distribution and abundance of burrowing owls in North America

Author(s)
James, Paul C. and Thomas J. Ethier
Pages
1224-1225
Year
Issue
4
Volume
43
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Sex Life Cycle Stage Sample Size Type
Population Density 7.8 based on Christmas bird counts 1954-1986 2.3 (SD) per 1,000 mi Both Male and Female Both Adults and Juveniles Not Reported Exposure Factor Datasets
Citation:

Nesting raptors along the Columbia River in north-central Washington

Author(s)
Knight, Richard L., Dwight G. Smith and Albert Erickson
Pages
2-8
Year
Volume
63
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Location Sample Size Type
Population Density 2 pairs/6669 ha Both Male and Female Adult Columbia River Not Reported Exposure Factor Datasets
Fledging or Weaning Rate 2.5 young/occupied nest Both Male and Female Adult Columbia River Not Reported Exposure Factor Datasets
Citation:

Food habits of the burrowing owl in central Oregon

Author(s)
Maser, Chris, E. Wayne Hammer and Stanley H. Anderson
Pages
19-26
Year
Issue
1
Volume
45
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Location Sample Size Type
Dietary Composition mammals (85), insects (170), birds (3), spiders (0), reptiles (1) number of prey items found in sample pellets Both Male and Female Both Adults and Juveniles Crooked River National Grassland 60 pellets Exposure Factor Datasets
Dietary Composition mammals (28), insects (22) number of prey items found in sample pellets Both Male and Female Both Adults and Juveniles Crooked River National Grassland 20 pellets Exposure Factor Datasets
Dietary Composition mammals (414), insects (259), birds (3), spiders (2) number of prey items found in sample pellets Both Male and Female Both Adults and Juveniles Crooked River National Grassland 228 pellets Exposure Factor Datasets
Dietary Composition mammals (50), insects (108), birds (1) number of prey items found in sample pellets Both Male and Female Both Adults and Juveniles Crooked River National Grassland 39 pellets Exposure Factor Datasets
Citation:

Selected aspects of burrowing owl ecology and behavior

Author(s)
Martin, Dennis J.
Pages
446-456
Year
Volume
75
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 78 total number of young observed on study site young/study site Both Male and Female Juvenile Albuquerque 15 pairs Exposure Factor Datasets
Fledging or Weaning Rate 4.9 fledglings/pair Both Male and Female Fledgling Albuquerque 15 pairs Exposure Factor Datasets
Time of Migration or Dispersal August (begin) Both Male and Female Both Adults and Juveniles Albuquerque 15 pairs Exposure Factor Datasets
Time of Mating/ Laying third week of March (begin) Female Adult Albuquerque 15 pairs Exposure Factor Datasets
Citation:

Sexual size dimorphism, mate choice, and productivity of burrowing owls

Author(s)
Plumpton, David L and R. Scott Lutz
Pages
724-727
Year
Issue
3
Volume
111
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Body Weight - Mean 146 1.9 (SE) g Male Adult Rocky Mountain Arsenal National Wildlife Area 38 birds Exposure Factor Datasets
Body Weight - Mean 156 3.6 (SE) g Female Adult Rocky Mountain Arsenal National Wildlife Area 31 birds Exposure Factor Datasets
Clutch or Litter Size 4.38 mean productivity 2-10 chicks/nesting territory Both Male and Female Adult Rocky Mountain Arsenal National Wildlife Area 33 nests Exposure Factor Datasets
Citation:

Behavior and ecology of burrowing owls on the Oakland Municipal Airport

Author(s)
Thomsen, Lise
Pages
177-192
Year
Volume
73
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition mammals (18.9%), birds (3.9%), insects (29.9%), vegetation (71.3%) mean percent occurrence in pellets Both Male and Female Not Reported Oakland Airport 209 pellets Exposure Factor Datasets
Dietary Composition mammals (31.4%), birds (5.9%), insects (28.6%), vegetation (61.0%) mean percent occurrence in pellets Both Male and Female Not Reported Oakland Airport 608 pellets Exposure Factor Datasets
Dietary Composition mammals (41.2%), birds (2.0%), insects (23.3%), vegetation (55.5%) mean percent occurrence in pellets Both Male and Female Not Reported Oakland Airport 366 pellets Exposure Factor Datasets
Dietary Composition mammals (35.7%), birds (1.3%), insects (27.7%), vegetation (57.4%) mean percent occurrence in pellets Both Male and Female Not Reported Oakland Airport 929 pellets Exposure Factor Datasets
Body Weight - Mean 172.0 145.0-191.3 g Male Not Reported Oakland Airport 12 birds Exposure Factor Datasets
Body Weight - Mean 168.0 125.6-210.0 g Female Not Reported Oakland Airport 10 birds Exposure Factor Datasets
Territory Size 1.98 0.1-4.0 ac Both Male and Female Adult Oakland Airport 6 pairs Exposure Factor Datasets
Clutch or Litter Size mean annual productivity 1.7-2.2 young/breeding adult Both Male and Female Adult Oakland Airport 18 birds Exposure Factor Datasets
Survival/ Mortality 70 % Both Male and Female Juvenile Oakland Airport 40 birds Exposure Factor Datasets
Survival/ Mortality 19 % Both Male and Female Adult Oakland Airport 18 birds Exposure Factor Datasets
Survival/ Mortality 18 % Both Male and Female Nestling Oakland Airport 40 birds Exposure Factor Datasets
Time of Migration or Dispersal Sep, Jan Both Male and Female Juvenile Oakland Airport Not Reported Exposure Factor Datasets
Time of Molt Jul (begin) Both Male and Female Adult Oakland Airport Not Reported Exposure Factor Datasets
Fledging or Weaning Rate proportion of nesting pairs that successfully fledged young (over two years) 53.3-88.8 % Both Male and Female Adult Oakland Airport 18 birds Exposure Factor Datasets
Time of Nesting April - June Both Male and Female Adult Oakland Airport 18 birds Exposure Factor Datasets
Time of Fledging or Metamorphosis September period by which fledging is complete Both Male and Female Adult Oakland Airport 18 birds Exposure Factor Datasets
Citation:

Nest site characteristics and reproductive success of burrowing owls (Strigiformes: Strigidae) in Durango, Mexico

Author(s)
Rodriguez-Estrella, Ricardo and Alfredo Ortega-Rubio
Pages
143-148
Year
Issue
1
Volume
41
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Population Density nesting density based on nearest-neighbor test 0.12-0.15 pairs/km2 Both Male and Female Adult Mapimf Biosphere Reserve, Durango (1,000-1,350 m) 23-29 pairs Exposure Factor Datasets
Fledging or Weaning Rate 1.91 1.63-2.19 fledglings/successful nest Both Male and Female Adult Mapimf Biosphere Reserve, Durango (1,000-1,350 m) 52 nests Exposure Factor Datasets
Hatching Success 61 proportion of pairs that successfully raised at least one young 55-65 % Both Male and Female Adult Mapimf Biosphere Reserve, Durango (1,000-1,350 m) 52 nests Exposure Factor Datasets
Citation:

Reproductive ecology of the burrowing owl, Athene cunicularia floridana, in Dade and Broward counties, Florida

Author(s)
Mealey, B.K.
Year
Issue
1
Volume
27
Exposure Endpoint Type Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Hatching Success reproductive success rate among pairs 40-54 % Both Male and Female Adult Dade and Broward counties Not Reported Exposure Factor Datasets
Citation:

Comparison of selected aspects of burrowing owl ecology at two sites in Santa Clara county, California

Author(s)
Trulio, L.A.
Pages
63-64
Year
Issue
1
Volume
27
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Hatching Success 73 percent of pairs hatching at least one chick % Both Male and Female Adult Moffett Air Force Base 15 pairs Exposure Factor Datasets
Clutch or Litter Size 2.5 mean number of chicks per nest chicks/nest Both Male and Female Adult Moffett Air Force Base 11 pairs Exposure Factor Datasets
Hatching Success 78 percent of pairs hatching at least one chick % Both Male and Female Adult Shoreline Park 9 pairs Exposure Factor Datasets
Clutch or Litter Size 3.0 mean number of chicks per nest chicks/nest Both Male and Female Adult Shoreline Park 7 pairs Exposure Factor Datasets

Sturnella neglecta

Citation:

Prey choice by three insectivorous grassland birds: Reevaluating opportunism

Author(s)
Kaspari, Michael and Anthony Joern
Pages
414-430
Year
Volume
68
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Acridid, adult Coleoptera, Tettigoniid, larval Lepidoptera, Hymenoptera, Other, Hemipteran, spider percent of arthropod taxa in the diet, listed in order of decreasing frequency Not Reported Adult Arapaho Prairie 95 birds Exposure Factor Datasets
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