Techniques Used to Monitor Crater Lake Fish
Top panel shows the acoustic signature of the fish and the bottom of the lake. The bottom panel shows the acoustic sampler used by Crater Lake.
View of a gill net in Crater Lake.
Gill Net Sampling
Rainbow Trout from Crater Lake next to a measuring board. Note the partially digested salamanders found in the trout's stomach.
Weighing, Measuring, and Stomach Content Analysis
Learn about the fish found in Crater Lake.
Last Updated: 05/04/2015