Articles By Eva Lonneman

Photo of a salmon farm in Clio Channel, Broughton Archipelago, British Columbia, Canada,

Aquaculture

Monitoring Impacts of Farmed Salmon Escapes on Wild Salmon Populations

While salmon farming is a popular form of aquaculture, equipment failures, storms, and attacks by predators can lead to escapes. Because the farmed salmon differ from native species, researchers continually study escapees to understand their effects on the environment and wild salmon populations. Due to a lack of large-scale...

  • Posted October 22, 2024
dam

Aquaculture

Making Dams in California Fish-Friendly

Salmon and other native fish across California are threatened by inhospitable streamflows altered by some of the states thousands of dams. The controversial work of getting flows right for fish can't begin until managers know which dams might be causing problems. Luckily, a new screening tool has narrowed the...

  • Posted August 19, 2024
Close-up of the sharp teeth of a walleye held by a staff member of the Grand Junction Fish and Wildlife Conservation Office.

Aquaculture

Respecting Walleye Regulations for a Sustainable Fishing Future

Walleye sport fishing highlights the importance of following fishing regulations and sustainable fishing practices.

  • Posted July 15, 2024
Pelicans during the Pelican Festival at Saylorville Lake in central Iowa.

Aquaculture

Improving Iowa Lake Conditions with Restoration Program

Amid the sprawling farm fields that rank Iowa as among the most human-modified landscapes in the world, the state's lake restoration program is among the best in the nation at improving water quality creating more opportunities for fishing and boating.

  • Posted July 8, 2024
Pontoon boat carrying fish habitat structures on Monroe Lake

Fish Science and Species

Fishing Community Improves Lake Monroe Habitats

Lake Monroe is a popular fishing spot for all types of anglers, but especially bass anglers. Just this spring, an angler broke the state’s smallmouth bass record, held since the 70s, by an entire pound, weighing in at 8 pounds and 3.6 ounces. The lake hasn’t always had such...

  • Posted July 1, 2024