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USCG Certified / Research

Thank you for your interest in Wesmac Custom Boats. You can click on any of the thumbnails below for a larger photo. If you have any questions regarding any of the boats shown on our website please contact us.

SUPER 46' : OTTER

The 46’9”x17’1”x4’11” vessel displacing 20 tons can carry up to 78 passengers and two crew and serves as the Isle au Haut mailboat. Built of solid fiberglass laminate, OTTER is Subchapter T certified by the Coast Guard.
Propulsion comes from a C18 Caterpillar diesel developing 803 hp at 2,100 rpm, turning a 32” left-handed 5-blade Nibral propeller on a 3” double taper Aquamet shaft, through a ZF 500 gear with 1.964:1 ratio.
In sea trials the setup yielded 24.2 knots at 2,070 rpm.
Fuel capacity is around 700 gal. in two 350 gal. fiberglass tanks, with two 25 gal. poly tanks for potable water. .

Wesmac 42' Research Vessel : SHANNA ROSE

Wesmac 42' Oceanographic Research Vessel

Wesmac 46' Research/School Vessel: OSPREY

“Osprey”, a Wesmac 46’ solid fiberglass vessel is USCG certified to carry 38 people. She is powered by a C-15 850 HP Caterpillar engine.

“Osprey” was built for the College of the Atlantic in Bar Harbor, Maine and will be captained by Toby Stephenson who played a big part in her construction. Toby, Warren Kaericher & Corrie Roberts worked closely with Steve and his crew to be sure that controls, safety equipment, and electronics were placed to best suit the vessel’s needs and the needs of her passengers.

“Osprey” is used year round off the Maine Coast as a Marine Biology training and research classroom complete with a hydraulic crane, davit, and all of the necessary equipment for their research.

Wesmac 50' -: JOHN H. CHAFEE

The "John H. Chafee" is an oceanographic research vessel for the state of Rhode Island.

The State of Rhode Island, Department of Environmental Management- Division of Fish, Wildlife & Estuarine Resources - Marine Fisheries Section had the vessel built with a full galley, head with a shower enclosure, and sleeping quarters down forward. She is powered by a 3406E Caterpillar engine. She has over a 1200 gallon fuel capacity, 2 control stations, a computer center, a laboratory, and is rigged with net reels, hydraulic winches, and other gear that will be used for their research projects.

54' USCG Certified Research Vessel