Australian-based BE Surveys Group uses bathymetric survey boats and Airmar smart sonar depth sensors to complete underwater topography projects.

Creative methods and gear aid a study of biofilms on the walls of ship ballast tanks and the risk they pose for harboring Great Lakes invasives.

https://www.fondriest.com/news/report-toxic-blue-green-algae-pose-increasing-threat-to-drinking-and-recreational-waters.htm