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10 Titles Match Your Query
Showing 1 through 10 of 10
1. Big Bend National Park Bird Point Count [usgs_nwrc_bbendpt]
This data set contains unlimited distance point count data that was collected from 70 sites in Big Bend National Park, Texas. Sites were located by using systematic sampling with a random start. Each ...


2. Year-round Urban Raven Surveys in Fairbanks, Interior Alaska 2004-2006 [UAF-ravensurveys]
This dataset presents Raven (Corvus corax) survey data carried out for over two years at a supermarket parking lot (app. 300m*600m), strip mall, in Fairbanks, interior Alaska app. 120 ...


3. A New Approach for Analyzing Bird Densitiies from Variable Circular-plot Counts [brdpier0003]
An approach for calculating bird densities from variable circular-plot counts is described. The approach differs from previous methods in that data from several surveys are pooled and detection distances ...


4. Apapane, Characteristics of Hawaiian Honeycreeper [brdpier0002]
The Apapane is the most abundant species of Honeycreeper and is perhaps best known for its wide-ranging flights in search of localized blooms of ohia (Metrosideros polymorpha) flowers, its primary ...


5. Aspects of the Life History and Foraging Ecology of the Endangered Akiapolaau [brdpier0004]
Relative abundance, breeding ecology, annual survival, home range, and foraging ecology of the Akiapolaau (Hemignathus munroi), an endangered Hawaiian honeycreeper, were studied on the island of Hawaii. ...


6. Demography and Movements of Apapane and Iiwi in Hawaii [brdpier0005]
Density, annual survival, philopatry, and movements of two species of Hawaiian honeycreepers, the Apapane (Himatione sanguinea) and the Iiwi (Vestiaria coccinea), were studied at four sites on the ...


7. Demography and Movements of the Endangered Akepa and Hawaii Creeper [brdpier0006]
Populations of the endangered Akepa (Loxops coccineus coccineus) and Hawaii Creeper (Oreomystis mana) at four sites on the island of Hawaii. Mean monthly density (+/-) of Akepa was 5.74 +/- 0.87, ...


8. Demography and movements of the Omao (Myadestes obscurus) [brdpier0007]
Density, age-specific survival, timing of breeding and molting, and movements of the Omao or Hawaiian Thrush (Myadestes obscurus) were studied at four sites on the island of Hawaii. Mean monthly ...


9. Determining age and sex of Oma'o (Myadestes obscurus) [brdpier0008]
Methods to determine the age and sex of 'Oma'o (Myadestes obscurus) were developed on the basis of 66 museum speciments and 149 live 'Oma'o captured in mist nets on the island of Hawaii. 'Oma'o in ...


10. Persistent Environmental Contaminants in United States Fish and Wildlife [usgsbrdcerc_perscontam]
Contaminant concentrations in freshwater fish and birds were periodically measured. Fish were selected for monitoring aquatic ecosystems because of their tendency to accumulate pesticides and other ...


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