Previously Unrecorded Colonies of Ross' and Lesser Snow Geese in the Queen Maud Gulf Bird Sanctuary
In late June 1990 and 1991, during helicopter surveys of geese on the lowlands south of Queen Maud Gulf in the central Canadian Arctic, we found 26 colonies of nesting Ross' (Chen rossii) and Lesser Snow Geese (Chen c. caerulescens). In the 1960s, colonies were found exclusively on islands in s...
Published in: | ARCTIC |
---|---|
Main Authors: | , |
Format: | Article in Journal/Newspaper |
Language: | English |
Published: |
The Arctic Institute of North America
1994
|
Subjects: | |
Online Access: | https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64328 |
id |
ftunivcalgaryojs:oai:journalhosting.ucalgary.ca:article/64328 |
---|---|
record_format |
openpolar |
spelling |
ftunivcalgaryojs:oai:journalhosting.ucalgary.ca:article/64328 2023-05-15T14:19:10+02:00 Previously Unrecorded Colonies of Ross' and Lesser Snow Geese in the Queen Maud Gulf Bird Sanctuary Alisauskas, Ray T. Boyd, Hugh 1994-01-01 application/pdf https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64328 eng eng The Arctic Institute of North America https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64328/48263 https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64328 ARCTIC; Vol. 47 No. 1 (1994): March: 1–107; 69-73 1923-1245 0004-0843 Aerial surveys Animal behaviour Animal distribution Animal population Bird nesting Geese Islands Lakes Lesser Snow Geese Ross' Geese Wildlife habitat Queen Maud Gulf Migratory Bird Sanctuary Nunavut info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion research-article 1994 ftunivcalgaryojs 2022-03-22T21:21:32Z In late June 1990 and 1991, during helicopter surveys of geese on the lowlands south of Queen Maud Gulf in the central Canadian Arctic, we found 26 colonies of nesting Ross' (Chen rossii) and Lesser Snow Geese (Chen c. caerulescens). In the 1960s, colonies were found exclusively on islands in shallow lakes; in 1990-91, only 39% of previously unreported colonies were on such lakes. We suggest that, due to massive growth in local populations of both species, lack of unoccupied nesting sites on islands in small lakes has obliged Ross' and Lesser Snow Geese to select other nesting habitats. Snow and Ross' Geese appear to be expanding toward the coast and westward within the Queen Maud Gulf Bird Sanctuary into areas currently favoured by White-fronted and Canada Geese.Key words: Snow Geese, Ross’ Geese, goose colonies, Central Arctic, Queen Maud Gulf Lors de relevés effectués en hélicoptère à la fin juin 1990 et 1991, afin d'évaluer la population d'oies sur les terres basses du sud du golfe Reine-Maud situé au centre de l'Arctique canadien, on a dénombré 26 colonies d'oies de Ross (Chen rossii) et de petites oies blanches (Chen c. caerulescens). Dans les années 1960, on ne trouvait des colonies que sur des îles de lacs peu profonds; en 1990-91, seulement 39 p. cent des colonies qui n'avaient pas été reportées précédemment se trouvaient sur ces lacs. On suggère qu'en raison de la très forte croissance de la population locale des deux espèces, la pénurie d'aires de nidification libres sur les îles des petits lacs a forcé l'oie de Ross et la petite oie blanche à choisir d'autres habitats de nidification. L'oie de Ross et la petite oie blanche semblent étendre leur territoire en direction de la côte et vers l'ouest à l'intérieur du refuge d'oiseaux du golfe Reine-Maud vers des régions qui représentent actuellement un habitat de prédilection pour l'oie à front blanc et la bernache du Canada.Mots clés: petite oie blanche, oie de Ross, colonies d’oies, Arctique central, golfe Reine-Maud Article in Journal/Newspaper Arctic Arctic Arctique Central Arctique* Central Arctic Nunavut Queen Maud Gulf University of Calgary Journal Hosting Arctic Blanche ENVELOPE(140.018,140.018,-66.663,-66.663) Canada Nunavut Queen Maud Gulf ENVELOPE(-102.002,-102.002,68.334,68.334) Queen Maud Gulf Bird Sanctuary ENVELOPE(-101.751,-101.751,67.084,67.084) Refuge d'oiseaux du Golfe Reine-Maud ENVELOPE(-101.751,-101.751,67.084,67.084) Reine ENVELOPE(13.090,13.090,67.932,67.932) ARCTIC 47 1 |
institution |
Open Polar |
collection |
University of Calgary Journal Hosting |
op_collection_id |
ftunivcalgaryojs |
language |
English |
topic |
Aerial surveys Animal behaviour Animal distribution Animal population Bird nesting Geese Islands Lakes Lesser Snow Geese Ross' Geese Wildlife habitat Queen Maud Gulf Migratory Bird Sanctuary Nunavut |
spellingShingle |
Aerial surveys Animal behaviour Animal distribution Animal population Bird nesting Geese Islands Lakes Lesser Snow Geese Ross' Geese Wildlife habitat Queen Maud Gulf Migratory Bird Sanctuary Nunavut Alisauskas, Ray T. Boyd, Hugh Previously Unrecorded Colonies of Ross' and Lesser Snow Geese in the Queen Maud Gulf Bird Sanctuary |
topic_facet |
Aerial surveys Animal behaviour Animal distribution Animal population Bird nesting Geese Islands Lakes Lesser Snow Geese Ross' Geese Wildlife habitat Queen Maud Gulf Migratory Bird Sanctuary Nunavut |
description |
In late June 1990 and 1991, during helicopter surveys of geese on the lowlands south of Queen Maud Gulf in the central Canadian Arctic, we found 26 colonies of nesting Ross' (Chen rossii) and Lesser Snow Geese (Chen c. caerulescens). In the 1960s, colonies were found exclusively on islands in shallow lakes; in 1990-91, only 39% of previously unreported colonies were on such lakes. We suggest that, due to massive growth in local populations of both species, lack of unoccupied nesting sites on islands in small lakes has obliged Ross' and Lesser Snow Geese to select other nesting habitats. Snow and Ross' Geese appear to be expanding toward the coast and westward within the Queen Maud Gulf Bird Sanctuary into areas currently favoured by White-fronted and Canada Geese.Key words: Snow Geese, Ross’ Geese, goose colonies, Central Arctic, Queen Maud Gulf Lors de relevés effectués en hélicoptère à la fin juin 1990 et 1991, afin d'évaluer la population d'oies sur les terres basses du sud du golfe Reine-Maud situé au centre de l'Arctique canadien, on a dénombré 26 colonies d'oies de Ross (Chen rossii) et de petites oies blanches (Chen c. caerulescens). Dans les années 1960, on ne trouvait des colonies que sur des îles de lacs peu profonds; en 1990-91, seulement 39 p. cent des colonies qui n'avaient pas été reportées précédemment se trouvaient sur ces lacs. On suggère qu'en raison de la très forte croissance de la population locale des deux espèces, la pénurie d'aires de nidification libres sur les îles des petits lacs a forcé l'oie de Ross et la petite oie blanche à choisir d'autres habitats de nidification. L'oie de Ross et la petite oie blanche semblent étendre leur territoire en direction de la côte et vers l'ouest à l'intérieur du refuge d'oiseaux du golfe Reine-Maud vers des régions qui représentent actuellement un habitat de prédilection pour l'oie à front blanc et la bernache du Canada.Mots clés: petite oie blanche, oie de Ross, colonies d’oies, Arctique central, golfe Reine-Maud |
format |
Article in Journal/Newspaper |
author |
Alisauskas, Ray T. Boyd, Hugh |
author_facet |
Alisauskas, Ray T. Boyd, Hugh |
author_sort |
Alisauskas, Ray T. |
title |
Previously Unrecorded Colonies of Ross' and Lesser Snow Geese in the Queen Maud Gulf Bird Sanctuary |
title_short |
Previously Unrecorded Colonies of Ross' and Lesser Snow Geese in the Queen Maud Gulf Bird Sanctuary |
title_full |
Previously Unrecorded Colonies of Ross' and Lesser Snow Geese in the Queen Maud Gulf Bird Sanctuary |
title_fullStr |
Previously Unrecorded Colonies of Ross' and Lesser Snow Geese in the Queen Maud Gulf Bird Sanctuary |
title_full_unstemmed |
Previously Unrecorded Colonies of Ross' and Lesser Snow Geese in the Queen Maud Gulf Bird Sanctuary |
title_sort |
previously unrecorded colonies of ross' and lesser snow geese in the queen maud gulf bird sanctuary |
publisher |
The Arctic Institute of North America |
publishDate |
1994 |
url |
https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64328 |
long_lat |
ENVELOPE(140.018,140.018,-66.663,-66.663) ENVELOPE(-102.002,-102.002,68.334,68.334) ENVELOPE(-101.751,-101.751,67.084,67.084) ENVELOPE(-101.751,-101.751,67.084,67.084) ENVELOPE(13.090,13.090,67.932,67.932) |
geographic |
Arctic Blanche Canada Nunavut Queen Maud Gulf Queen Maud Gulf Bird Sanctuary Refuge d'oiseaux du Golfe Reine-Maud Reine |
geographic_facet |
Arctic Blanche Canada Nunavut Queen Maud Gulf Queen Maud Gulf Bird Sanctuary Refuge d'oiseaux du Golfe Reine-Maud Reine |
genre |
Arctic Arctic Arctique Central Arctique* Central Arctic Nunavut Queen Maud Gulf |
genre_facet |
Arctic Arctic Arctique Central Arctique* Central Arctic Nunavut Queen Maud Gulf |
op_source |
ARCTIC; Vol. 47 No. 1 (1994): March: 1–107; 69-73 1923-1245 0004-0843 |
op_relation |
https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64328/48263 https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64328 |
container_title |
ARCTIC |
container_volume |
47 |
container_issue |
1 |
_version_ |
1766290766002388992 |