hopkinson
'to do the Hopkinson' is a term used to refer to serious wetland, shark-related activity (i.e. prowling), named after one of the two famous marine biologists, C. Hopkinson or B. Hopkinson
'He was really doing the Hopkinson last night', meaning 'on a prowling mission last night' / 'aligning his/her sights and acquiring a target' / 'looking to get his fin wet' / 'on a mission to be the motion in the ocean' etc.