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Explore Search: prevalence

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Research
A gadwall duck with GPS transmitter in flight

Avian Influenza Spread, Prevalence and Persistence

Charts or Graphs
A map of several with selected areas shaded and a key of sorts down the right side and on the lower left

The prevalence of tillage conservation practices in select areas
Research
A small bird in a tree with a really curved beak

Prevalence, Distribution and Timing of Beak Deformities in Birds

Project
Flock of white geese at the water's edge with a few ducks

Identifying Spatial and Temporal Trends in Avian Influenza Prevalence in Wild Waterfowl Across the United States

Research
Nine ducks in flight above a grassy area

Avian Influenza Prevalence Correlated to Mercury Concentrations in Wild Waterfowl

Project
A mule deer buck stands in grey, icy shrubs, grey rocks in the background

Modeling chronic wasting disease prevalence through time to investigate mechanisms of spread in deer and elk in Wyoming

Project
Image Collage of Landsat, pollinator, and volcanologist

Biotic and Abiotic Drivers of the Prevalence of the Gulf Coast Tick and an Associated Vector Borne Disease in Arizona

Research
Night sampling of smallmouth bass (Micropterus dolomieu)

Endocrine Disrupting Chemicals and Prevalence of Intersex in Fish Populations in New Jersey

Research
Scientists collecting smallmouth bass

Endocrine Disrupting Chemicals and Prevalence of Intersex in Fish Populations in New Jersey

Charts or Graphs
A graphical depiction of species specific weekly avian influenza (IAV) prevalence rates in waterfowl

Spatial patterns in avian influenza virus (AIV) prevalence across the United States
Charts or Graphs
A graphical depiction of species specific weekly avian influenza (IAV) prevalence rates in waterfowl

Predicted avian influenza (IAV) prevalence for 30 waterfowl species by week of year
Research
Surface Tumor on White Sucker

Is White Sucker Tumor Prevalence in some Wisconsin Rivers Related to Environmental Contaminant Exposures or Other Factors?

Research
Illustration showing potential sources of pathogen contamination for Lake Michigan beaches

Human and Bovine Virus Prevalence in Some Great Lakes Tributaries Influenced by Watershed-Specific and Seasonal Characteristics

Research
snake fungal disease

Prevalence Rates of Snake Fungal Disease and Its Population-level Impacts in a Snake Assemblage in Southwest Louisiana

Research
FHL extracts DNR n RNA

Prevalence of novel, emerging hepatitis viruses in wild white suckers and their association with liver tumors in the Great Lakes region

Research
Photo of a bull elk with chronic wasting disease.

Effects of population density on prevalence of chronic wasting disease, physical condition, and vital rates of elk at Wind Cave National Park, South Dakota

Research
Brown Bullhead from the Ashtabula River Illustrating the External Tumors Observed

Prevalence of Malignant Melanoma in Brown Bullhead from Lake Memphremagog Greater than Expected—Linkages to Contaminant Exposure and Implications for Fish Population Health are Currently Unknown

Photography
Image: Amakihi Honeycreeper

Amakihi Honeycreeper
Research
North American Flyways

Understanding Circulating Avian Influenza Viruses and How They Spread

Research
Canvasback ducks in a wetland.

Pathogens in the Aquatic Environment – Waterfowl, Avian Influenza

Research
GIS data layers visualization

Deriving Spatial and Temporal Waterfowl Inputs for Disease Risk Modeling

Charts or Graphs
Chart of changes in smallmouth bass

Chart of changes in smallmouth bass
Science Theme
Zebrafish (Danio rerio)

Environmental Health
Photography
Wild celery, a stringy green aquatic plant growing in the water

Wild celery in Pool 13 of the Upper Mississippi River
Project
Mule deer munching on a shrub in the midst of a winter snow

Assessing the Ability of Incineration to Inactivate CWD Prions from Carcasses

Research
filtered microplastics

Innovative Sensor Development for Detecting Low-Micrometer Plastics in Freshwater Systems

Project
Elk in snow

Predicting the effects of supplemental feeding and chronic wasting disease in Greater Yellowstone Ecosystem elk

Photography
sucker eye with eye fluke parasite in middle

Eye Fluke Parasite in Klamath Sucker Eye
Research
Zebrafish (Danio rerio)

Study Finds PFOSA Can Suppress Immune Function in Developing Zebrafish (Danio rerio)

Research
Technician stands waist-deep in cobble-bedded stream.

Beyond the Usual Suspects: A Comprehensive Look at Agricultural Stream Contaminants

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