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Migration

2008

Articles 1 - 3 of 3

Full-Text Articles in Ecology and Evolutionary Biology

Spring Migratory Habits And Breeding Distribution Of Lesser Sandhill Cranes That Winter In West-Central New Mexico And Arizona, Gary L. Krapu, David A. Brandt Jan 2008

Spring Migratory Habits And Breeding Distribution Of Lesser Sandhill Cranes That Winter In West-Central New Mexico And Arizona, Gary L. Krapu, David A. Brandt

Proceedings of the North American Crane Workshop

Little information exists on the spring migratory habits and breeding distribution of lesser sandhill cranes (Grus canadensis canadensis) that winter in west-central New Mexico and southeastern Arizona. To address this question, we captured and attached a total of 6 Platform Transmitting Terminals (PTT) to adult lesser sandhill cranes at 2 sites each in west-central New Mexico and southeastern Arizona during December 2001 and monitored the birds’ movements to arrival on their arctic breeding grounds. After departing from their wintering grounds, 2 of the cranes stopped at Monte Vista NWR in south-central Colorado where they stayed for 17 and …


Behavior Comparisons For Whooping Cranes Raised By Costumedcaregivers And Trained For An Ultralight-Led Migration, Glenn H. Olsen, John B. French Jan 2008

Behavior Comparisons For Whooping Cranes Raised By Costumedcaregivers And Trained For An Ultralight-Led Migration, Glenn H. Olsen, John B. French

Proceedings of the North American Crane Workshop

The successful reintroduction program being run by the Whooping Crane Eastern Partnership using whooping cranes (Grus americana) trained to fly behind ultralight aircraft depends on a supply of these trained crane colts each year. The crane colts are hatched from eggs contributed by the various partners and trained to follow costume clad humans and ultralight aircraft at USGS Patuxent Wildlife Research Center, Laurel, Maryland, USA. After several seasons of raising small numbers of crane colts (7-14), we wanted to increase the number of birds being trained, but were restrained by limits in our facilities. By altering the established …


A Landscape Perspective Of Whooping Crane Migration Through Nebraska: Conservation And Management Implications, Felipe Chavez-Ramirez, Chris Helzer, Paul Tebbel Jan 2008

A Landscape Perspective Of Whooping Crane Migration Through Nebraska: Conservation And Management Implications, Felipe Chavez-Ramirez, Chris Helzer, Paul Tebbel

Proceedings of the North American Crane Workshop

Past and current discussions of conservation of whooping crane (Grus americana) stopover habitat in Nebraska have long been focused on the Platte River. We evaluated the distribution of whooping crane stopover sites in Nebraska in a broader context to (a) determine the distribution of whooping crane stopover sites on the Platte River relative to other landscapes and (b) use whooping migratory behavior data to systematically define and explain patterns of stopover clusters. The distribution of stopover clusters suggests rainwater basin wetlands and the Platte River may be used interchangeably by migrating whooping cranes. The Rainwater Basin and Platte River appear …