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Dispersal and migratory behaviour of osprey and bald eagles in Labrador

This study employed satellite telemetry to document dispersal and migratory behaviour of nine juvenile Bald Eagles (Haliaeetus leucocephalus) and two adult and five hatch-year Osprey (Pandion haliaetus) from central Labrador between 15 Aug 2002--31 Dec 2003. Autumn average departure dates were 20 October 2002 and 13 November 2003 for the eagles and 13 October for both 2002/2003 Osprey, siblings migrating independently. Juvenile Osprey travelled at an average rate of 200 km/d during fall migration; one adult travelled at a rate of 188 km/d enroute to the Dominican Republic. Eagles travelled an average distance of 1200 km over 40 days at a rate of 81 km/d, wintering as far south as Virginia. Eagles departed wintering areas by 25 March 2003, travelling at an average rate of 76 km/d using similar waterways, river valleys and corridors as taken in the fall. Eagles and Osprey were not documented travelling overnight or crossing large bodies of water.

Identiferoai:union.ndltd.org:LACETR/oai:collectionscanada.gc.ca:QMM.84049
Date January 2005
CreatorsLaing, Dawn Kelly
PublisherMcGill University
Source SetsLibrary and Archives Canada ETDs Repository / Centre d'archives des thèses électroniques de Bibliothèque et Archives Canada
LanguageEnglish
Detected LanguageEnglish
TypeElectronic Thesis or Dissertation
Formatapplication/pdf
CoverageMaster of Science (Department of Natural Resource Sciences.)
RightsAll items in eScholarship@McGill are protected by copyright with all rights reserved unless otherwise indicated.
Relationalephsysno: 002271545, proquestno: AAIMR22741, Theses scanned by UMI/ProQuest.

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