eDNA: An exciting new tool for fisheries research
Studying aquatic organisms is challenging. Unlike counting sheep in a pasture, counting fish in the water is much more difficult. The most effective method varies considerably among species. Fisheries scientists […]
Using imaging sonar to count migrating river herring
Alewives (Alosa pseudoharengus) and blueback herring (Alosa aestivalis), collectively known as river herring, are small, silvery fish native to the east coast of North America. They are anadromous, meaning they […]
