The interplay between hydraulic structures and fish passage is a critical research area, particularly as engineered barriers such as dams and turbine installations disrupt natural river connectivity.

Just in time for the summer fishing season, the state Department of Natural Resources is adding more than 2,000 fish structure locations to the maps of lakes on its website. John Lorenzen, a fisheries ...

Most anglers will agree: Give fish some cover, and they are sure to come. This is especially true of crappie and bass in aging reservoirs where timber, brush and other natural goodies might have ...

Lake Eufaula got an infusion of new brush pile structures recently, including a new configuration regional fisheries biologist Danny Bowen had his crew constructing over the winter months. "I call it ...

Antibodies—proteins that are produced by our immune system to protect us—are crucial for recognizing and getting rid of unwanted substances, or antigens, in our body. Although their role is universal, ...

However, these materials have several drawbacks such as a lack of flexibility, high weight, and high energy consumption during processing. Several biological materials and structures that are found in ...

It has been quite a few years since DNR Fisheries Biologist Eric Altena and I first discussed the need for new laws concerning the sunfish in Minnesota. It has been even longer since the first ...

A small fossil reveals that the largest freshwater fish, Otophysans, emerged in the sea, not in rivers, changing the ...