Topic Results: Water Quality

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Beaver Activity Increases Aquatic Subsidies to Terrestrial Consumers

Study on how beavers alter freshwater ecosystems and increase aquatic production to determine how these changes influence the magnitude and lateral dispersal of aquatic nutrients into terrestrial ecosystems

Beaver dams: A free conservation practice for water quality enhancement?

Beaver activity (i.e., damming of streamflow) holds significant potential to impact water quality, specifically in-stream nutrient processing.

Can the Mighty Beaver Save the Bay?

A 44 minute Baltimore Sun podcast by Dan Rodricks on beavers and their impact. He interviews beaver experts Frances Backhouse, Mike Callahan, and Scott McGill on the history, present management and future of beavers in North America. Recorded in Feb. 2, 2018

Qualitative and Quantitative Effects of Reintroduced Beavers on Stream Fish

Review of research about the positive and negative effects of beaver towards fish

The Economic Value of Beaver Ecosystem Services Escalante River Basin, Utah 2001

In-depth report on how beaver could provide benefits to local residents and visitors well into the millions of dollars per year in Utah.

Changes in Water Chemistry Associated with Beaver-Impounded Coastal Marshes of Eastern Georgian Bay

Study on how beaver dams affect coastal marshes and their Phosphorus and pH levels

Impacts of beaver dams on hydrologic and temperature regimes in a mountain stream

This study quantifies the impacts of beaver on stream hydrologic and temperature regimes, and highlights the importance of understanding the spatial and temporal scales of those impacts

A Critical Review of the Effects of Beavers Upon Fish and Fish Stocks

A review by the University of Southampton of how the reintroduction of beaver will affect fish in Scotalnd

The Effect of Beaver (Castor canadensis) Dam Removal on Total phosphorus Concentration in Taylor Creek and Wetland, South Lake Tahoe, California

The presence of beaver ponds in Taylor Creek could improve water quality by reducing the phosphorus load entering Lake Tahoe.

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Beaver Fever is Fake News

A well-researched video on the intestinal parasite Giardia. It is the most common waterborne pathogen in the world. It impacts 200,000,000 people annually, and beavers have gotten a bum rap.

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Beaver: Nature’s ecosystem engineers

This review summarizes how beaver impact ecosystem structure and geomorphology, hydrology and water resources, water quality, freshwater ecology, and humans and society.

Beavers and Conservation in Oregon Coastal Watersheds

Summary of the benefits of beavers, their conflicts with humans, and the policies and conditions that affect their survival

Effects of Beaver Impoundments on Dissolved Organic Matter Quality and Biodegradability in Boreal Riverine Systems

Assessment of the changes in dissolved organic matter quality and the biodegradation patterns in beaver systems across Sweden

Beaver Ponds – Resurgent Nitrogen Sinks for Rural Watersheds in the Northeastern United States

In rural watersheds of southern New England with high Nitrogen loading, denitrification from beaver ponds may remove 5 to 45% of watershed nitrate Nitrogen loading. Beaver ponds represent a relatively new and substantial sink for watershed Nitrogen.

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