USAV Essayons (1982 ship)
USAV Essayons is a hopper dredge of the United States Army Corps of Engineers. Her primary mission is to maintain the entrance bars, rivers, and harbors along the coasts of Alaska, Hawaii, California, Oregon, and Washington. In emergencies, she can also be deployed to the Mississippi River. She is assigned to the Portland District of the Army Corps of Engineers. Her homeport is Portland, Oregon. She was launched in 1982 and remains in service.