JMS Designs Fisheries Research Vessel for USGS Great Lakes Science Center


JMS Naval Architects (JMS) of Mystic, CT ( has completed the contract design for a Fisheries Research Vessel for the U.S. Geological Survey’s Great Lakes Science Center ( The FRV GRAYLING will replace the existing R/V GRAYLING and will be a member of a 5 vessel fleet owned and operated by the Great Lakes Science Center in Ann Arbor, Michigan. The Final Design, Construction, and Commissioning solicitation is currently out for bids.

The 78 foot GRAYLING will be a state-of-the-art, steel monohull research vessel capable of oceanographic research and fisheries assessment on the Great Lakes. The vessel will be based at the Cheboygan Vessel Base. It is designed to conduct lake-wide bottom trawl surveys, acoustic surveys, gill net surveys and a variety of over-the-side science operations and will operate year round across three state boundaries, Canadian waters and treaty waters in Lake Huron, Michigan and Superior.

Propulsion will be provided by twin Caterpillar 454 BHP C12 C-Rating Tier II diesel engines and a bow thruster for increased maneuverability and station-keeping. The design includes a Wet lab, Dry lab, retractable transducers, ample working deck areas, large pilot house with excellent visibility, and comfortable accommodations and working areas for a 3-man crew and 6 scientists.

About JMS:
JMS has extensive experience related to all aspects of research vessel design and operation and is a recognized expert on the subject. JMS brings this unique knowledge and depth of experience to every research vessel design project.


JMS Naval Architects is a specialty maritime engineering firm providing naval architecture, marine engineering, marine surveying, and marine casualty response services to a commercial and government client base representing all aspects of the maritime industry. JMS maintains a full-time staff of naval architects and engineers with practical experience. Their unique combination of high-end analytical engineering expertise and practical seafaring experience allows JMS to deliver rapid and innovative solutions to complex problems.

For more information:
Rick Fernandes
860.536.0009 ext 16

By Professional Mariner Staff