Skip to main content
U.S. flag

An official website of the United States government

Lt. j.g. Edmonds is on the left collecting water samples from a CTD device on the right.

Working aboard NOAA Ship Reuben Lasker, U.S. Coast Guard officer Lt. j.g. Rebecca Edmonds collects water samples from a conductivity, temperature and depth device to measure the nutrient, chlorophyll and salinity content.

Credit: Bryan Overcash, NOAA