Samples can be taken from fish species in a variety of physical states. In rare circumstances, Scripps Institution of Oceanography at UC San Diego researchers catch a live fish and take a small piece ...

Silje Halvorsen bends down and fills a plastic bottle with water from Gillsvannet lake, a sheltered bathing spot just outside the center of Kristiansand. This is something she has done many times ...

Researchers use underwater visual surveys to assess the sizes of fish in marine communities and their associated habitats, but diver-based data collection is time-consuming and requires expertise, and ...