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210111-N-NO204-005.JPG Photo By: U.S. Navy photo by Damien Josset

WASHINGTON - A U.S. Naval Research Laboratory echo sounder in preparation to be deployed at sea Feb. 2 in Homer, Alaska. The NRL Scientific Development Squadron (VXS) 1 and Ocean Sciences Division team will deploy two underwater echo sounders and fly over the same area for a test with NRLs new airborne lidar system. The NRL echo sounders are used to measure the acoustic backscatter profiles of bubbles.


This photograph is considered public domain and has been cleared for release. If you would like to republish please give the photographer appropriate credit.

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