Image courtesy of the NOAA Office of Ocean Exploration and Research, 2017 Laulima O Ka Moana.
Probably the most unusual animal on today’s dive was a large (10.0 centimeters in length) brown nudibranch in the genus Bathydoris
. Opisthobranchs are seldom observed from abyssal depth, making this a very unusual occurrence. Download larger version (jpg, 1.2 MB).