Eubranchus rubropunctatus is known from several specimens shaken from masses of hydroids and Halimeda algae growing under a floating dock in Kwajalein Harbor. The animal below measured 4mm in length and was found on 20 June 2009.
An additional specimen was found under a rock on a large midlagoon pinnacle at a depth of about 8m on 24 October 2016.
Created 28 June 2009
Updated 15 January 2023