Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Ronald R. Bielefeld"'
Publikováno v:
Drones, Vol 7, Iss 9, p 584 (2023)
Unmanned aerial vehicles (hereafter drones) are rapidly replacing manned aircraft as the preferred tool used for aerial wildlife surveys, but questions remain about which survey protocols are most effective and least impactful on wildlife behaviors.
Externí odkaz:
https://doaj.org/article/7144540566e74642a7c5489256b22ea5
Publikováno v:
The Condor, 2014 Feb 01. 116(1), 134-143.
Externí odkaz:
https://www.jstor.org/stable/90008054
Publikováno v:
The Journal of Wildlife Management. 84:1515-1526
Autor:
Jamie C. Feddersen, Philip Lavretsky, Jeffrey M. DaCosta, Michael D. Sorenson, Jeffrey L. Peters, Ronald R. Bielefeld
Publikováno v:
Biological Conservation. 203:272-281
Large multi-locus data sets provide an unprecedented opportunity for detecting fine-scale population structure and identifying populations that warrant independent conservation and management. In this study, we used 3161 polymorphic loci obtained fro
Autor:
Ronald R. Bielefeld, Andrew Engilis, Jamie C. Feddersen, R. Joseph Benedict, John M. Eadie, Michael D. Tringali
Publikováno v:
Wildlife Society Bulletin. 40:446-455
The Florida mottled duck (Anas fulvigula fulvigula) is threatened by introgression through hybridization with feral mallards (A. platyrhynchos). An essential component in managing this threat is the ability to accurately distinguish mottled ducks fro
Publikováno v:
The Journal of Wildlife Management. 78:840-847
Florida will continue to undergo high rates of habitat loss, primarily the result of urbanization. In addition, invasive species are a major threat to Florida's biodiversity. The Florida mottled duck (Anas fulvigula), a bird unique to the state, is p
Publikováno v:
The Condor. 116:134-143
Continuing human population growth and urbanization in Florida may impact the survival of native birds, including the Florida Mottled Duck (Anas fulvigula fulvigula). Survival of adult females is an important vital rate that affects population growth
Publikováno v:
The Journal of Wildlife Management. 77:1002-1009
Habitat loss has negatively affected many species of upland-nesting waterfowl. Very few areas contain pristine nesting habitat in Florida because of conversion to agriculture and urban development. Although some species have acclimated to nesting in
Autor:
Emily C. Tucker, Alicia C. M. Roberts, Caitlin Curtis, Michael D. Tringali, Cecilia Puchulutegui, Richard J. Benedict, Ronald R. Bielefeld, Andrew T. Fanning, Seifu Seyoum, Vicki L. Villanova, Jamie C. Feddersen, Brandon L. Barthel
Publikováno v:
Conservation Genetics Resources. 4:681-687
Endemic Florida Mottled Duck (Anas fulvigula fulvigula) appear to be hybridizing introgressively with domesticated Mallards (A. platyrhynchos), which are frequently released or escape captivity and have established feral populations throughout Florid