Flock Update: December 2019

Maximum size of wild whooping crane populations in winter 2018-19.

Population Male Female Unknown Total Breeding Pairs
Aransas-Wood Buffalo 504 87
Eastern Migratory 45 52 3 100
Louisiana Non-migratory 36 38 74
Florida Non-migratory       11  
Total in wild populations 689

Number of whooping cranes held in captivity as part of the Species Survival Program (SSP) in December 2019. Institutions denoted with a star are designated by the International Whooping Crane Recovery Team and the SSP as captive breeding centers.

Institution Male Female Total
International Crane Foundation, Wisconsin* 23 21 44
Audubon Zoo, Louisiana* 19 19 38
Calgary Zoo, Alberta* 15 14 29
Smithsonian Conservation Biology Institute, Virginia* 5 6 11
White Oak Conservation Center, Florida* 5 5 10
San Antonio Zoological Gardens and Aquarium, Texas 2 2 4
Patuxent Wildlife Research Center, Maryland 1 0 1
Abilene Zoo, Texas 1 1 2
Homosassa Springs Wildlife State Park, Florida 1 1 2
Jacksonville Zoo, Florida 1 1 2
Milwaukee County Zoo, Wisconsin 1 1 2
Oklahoma City Zoo, Oklahoma 1 1 2
Omaha Zoo, Nebraska 1 1 2
Sylvan Heights Bird Park, North Carolina 1 1 2
Zoo New England, Massechusetts 1 1 2
Dallas Zoo, Texas* 0 0 0
Total in captive population 78 75 153

Total Wild and Captive Populations                                                                842

Whooping Crane population data courtesy of the Canadian Wildlife Service and the U.S. Fish and Wildlife Service