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Release Events

This list includes all release events that exist in the database. The list is sorted by Date of the release event. If you want to sort by Site or Species, click on "Site" or "Species". If you want to add a new release event for a species to the existing list, Contact Us.

If you want to limit the list you can select by one or a combination of the variables listed below. The user should be aware that filters can be selected that produce no results found when cases fitting the filter do not exist in the database.

The filter "Monitored by" lists individual techniques (e.g., sight) but the actual monitoring for a release event may have been a combination of techniques (e.g., sight and bird call). In cases of combinations, the user will need to filter the individual techniques in sequence. The filter "Source Population" selects release events where the source of birds for a release has been either a captive or a wild population. The filter for "Developmental Stage" selects release events based on a demographic indicator (i.e., the birds were in the specified stage). The filter "Acclimatization" (if that information is known for a specific release event) indicates an event that was a soft release (birds were given an opportunity to adjust to the change in habitat) or hard release (birds were released into the habitat on arrival). The filter "Breeding Successful" is one of the possible criteria to indicate a successful release event. The filter "% Survived 1 Year" is another possible criteria to indicate a successful release event.

Filter Release Events by:
Monitored By Source Population Developmental Stage
Acclimatization Breeding Successful % Survived 1 Year
2349 results found

Date Site Species (Ascending)
Oct 31, 1996
California condor
Oct 31, 1997
California condor
Feb 28, 1999
California condor
Jan 01, 1992
California condor
Dec 01, 1992
California condor
May 01, 2002
California condor
Jan 01, 1997
California condor
Nov 01, 1997
California condor
Jan 01, 1999
California condor
Mar 04, 2000
California condor
Apr 05, 2001
California condor
Dec 12, 1996
California condor
May 15, 1997
California condor
Nov 20, 1997
California condor
Dec 07, 2000
California condor
Feb 16, 2002
California condor
Sep 25, 2002
California condor
Dec 09, 2002
California condor
Mar 03, 2003
California condor
Oct 04, 2003
California condor
Nov 29, 2003
California condor
Jan 09, 2004
California condor
Mar 20, 2004
California condor
Oct 16, 2004
California condor
Feb 04, 2005
California condor
May 25, 2005
California condor
Aug 19, 2005
California condor
Oct 12, 2005
California condor
Mar 02, 2006
California condor
Sep 12, 2006
California condor
Mar 03, 2007
California condor
Oct 07, 2007
California condor
Mar 15, 2008
California condor
Sep 15, 2004
Campbell Island teal
Sep 15, 2005
Campbell Island teal
Jul 02, 2006
Campbell Island teal
Sep 15, 2004
Campbell Island teal
Sep 15, 2005
Campbell Island teal
Mar 01, 1999
Campbell Island teal
Apr 01, 2000
Campbell Island teal
Oct 25, 1993
Canada Goose
Oct 16, 1994
Canada Goose
Nov 10, 1995
Canada Goose
Jul 15, 1971
Canvasback
May 03, 1972
Canvasback
Jul 02, 1985
Capercaillie
Jan 01, 1978
Capercaillie
Jan 01, 1978
Capercaillie
Jan 01, 1984
Capercaillie
Jan 01, 1984
Capercaillie
Jan 01, 1980
Capercaillie
Jan 01, 1991
Capercaillie
Jul 02, 1992
Carribean or American Flamingo
Jul 02, 1980
Carribean or American Flamingo
Jul 02, 1992
Carribean or American Flamingo
Apr 21, 2008
Chatham Island Petrel
Apr 28, 2008
Chatham Island Snipe
Nov 05, 1970
Chatham Island Snipe
Nov 11, 1970
Chatham Island Snipe
Apr 01, 2007
Chatham Island Taiko - Magenta Petrel
Apr 01, 2008
Chatham Island Taiko - Magenta Petrel
Jan 01, 1987
Chatham Island tomtit
Jan 01, 1988
Chatham Island tomtit
Jan 01, 1989
Chatham Island tomtit
Jul 02, 1998
Chatham Island tomtit
Mar 15, 2009
Chatham Island tui
Feb 15, 2010
Chatham Island tui
Aug 01, 1978
Cheer Pheasant
Jan 01, 1979
Cheer Pheasant
Jan 01, 1980
Cheer Pheasant
Jan 01, 1981
Cheer Pheasant
Jul 02, 1988
Cheer Pheasant
Jul 02, 1989
Cheer Pheasant
Jan 01, 1983
Cheer Pheasant
Jan 01, 1984
Cheer Pheasant
Jan 01, 1985
Cheer Pheasant
Jan 01, 1986
Cheer Pheasant
Jan 01, 1988
Cheer Pheasant
Jan 01, 1989
Cheer Pheasant
Jan 01, 2004
Cirl Bunting
Jan 01, 2006
Cirl Bunting
Jul 01, 2007
Cirl Bunting
Jul 02, 2008
Cirl Bunting
Jul 02, 2009
Cirl Bunting
Jul 02, 2010
Cirl Bunting
Jan 01, 2004
Cirl Bunting
Jan 15, 1997
Codfish Island Fernbird
Nov 15, 1997
Codfish Island Fernbird
Mar 01, 1998
Columbian Sharp-tailed Grouse
Jan 01, 1987
Columbian Sharp-tailed Grouse
Jan 01, 1988
Columbian Sharp-tailed Grouse
Apr 20, 1990
Columbian Sharp-tailed Grouse
Apr 29, 1990
Columbian Sharp-tailed Grouse
May 04, 1990
Columbian Sharp-tailed Grouse
May 08, 1990
Columbian Sharp-tailed Grouse
Jul 17, 1990
Columbian Sharp-tailed Grouse
Apr 08, 1991
Columbian Sharp-tailed Grouse
Apr 29, 1991
Columbian Sharp-tailed Grouse
Sep 15, 2010
Common (Eurasian) Crane
Oct 14, 1995
Common Amakihi