Sean Sheldrake
![](https://webarchive.library.unt.edu/web/20161231034656im_/https://ocean.si.edu/sites/default/files/styles/230x210/public/collaborator/photo/sean-sheldrake.jpeg?itok=86P9mjlW)
Sean Sheldrake is part of the Seattle EPA Dive unit and is also a project manager working on the Portland Harbor cleanup in Oregon. He serves on the EPA diving safety board, responsible for setting EPA diving policy requirements.
Salmon Recycling: Waste Not, Want Not
A pipe on the seaflood discharges fish waste, such as bones and scraps, from processing factories that turn whole caught fish into filets that you buy in the supermarket. Credit: Bruce Duncan, USEPA As a research diver for...
Diving into the Sandstorm
A dredge from the U.S. Army Corps of Engineers can be seen removing a sandbar off of Virginia Beach, VA. Credit: U.S. Army Corps of Engineers, Flickr Diving can be a wild ride that evokes more than a little trepidation,...