Researchers have found that tracking and quantifying herring DNA from the environment corresponded well to more traditional field methods and has great potential to assist future monitoring efforts of river herring abundance and habitat use.
Christina Goethel is a graduate student at the Chesapeake Biological Laboratory studying the changes in the populations of several clam species over the last 30 years in the Pacific Arctic Region (Alaska).
Researchers from the University of Maryland Center for Environmental Science laid underwater microphones on the bottom of the Atlantic Ocean to find out more about the ambient noise levels in the area off the coast of Maryland. They found that dolphins are simplifying their calls to be heard over noise from recreational boats and other vessels in nearby shipping lanes.
Researchers have found that global changes, including warming temperatures and increased levels of carbon dioxide in the atmosphere, are causing a decrease in the availability of a key nutrient for plants.