National Fisherman

Propulsion

Eric Oransky and Willie Leathers, founding partners of Maine Ocean Farms, an oyster operation in Casco Bay. Jerry Fraser photo.

Jerry_Fraser

Electric workboats come to aquaculture

Jerry Fraser

Canadian fishing company Clearwater is building a new 134-foot lobster boat at the Hvide Sande Shipyard in Denmark, and powering the vessel with a Wärtsilä 6L20 engine, which will run on marine diesel fuel. Wärtsilä photo.

Wärtsilä delivers a power-dense engine for Clearwater lobster boat

NF Staff

Greg Sharrow studied to be in the music industry, but in an effort to make a quiet drone to use filming an orchestra, he realized the he need to eliminate the tips of the blades. He extended the blades and bent them back to the hub, and the sharrow propel

A new twist on propellers brings greater fuel efficiency

Paul Molyneaux

Photo courtesy of Alaska Longline Fishermen's Association

Hybrid-electric offers fuel savings for Alaska’s longline fleet

Carli Stewart

Gerry Foreman and Allan MacMillan watch as Paul Nosworthy of New England Marine Engineering and Supply works on repairs to a pressure dome. Photo courtesy of Flag's Up Facebook page

Does fishing have the potential for a quiet power shift?

Carli Stewart

Stone crabber rides out Helene aboard his boat

NF Aggregator

Yamaha collaborated with Roush CleanTech to develop the fuel system for the new outboard and partnered with boatbuilder Regulator Marine to construct a suitable vessel for testing the prototype outboard. Yamaha photo

Yamaha unveils first Hydrogen-powered outboard at Miami Boat Show

NF Staff

Ready for “Wicked Tuna,” charters and offshore trips, Paul Hebert heads of Milbridge, Maine, bound for the Wicked Pissah’s home port of Gloucester, Mass. Paul Hebert photo

Wicked Pissah: Maine’s H&H Marine launches a star-quality bluefin tuna hunter

Paul Molyneaux

A fleet of four Super Alia designs will be used to train new entrants into the fishery, as well as established fishermen, and to ensure the safety of the local commercial fishing fleet. ACI Boats image

Wash. yard wins $3 million contract to build government-funded commercial fishing boats

Jessica Hathaway

Caterpillar Marine has entered an agreement with California-based Pacific6 Enterprises to pilot a parallel battery hybrid propulsion system for a first-of-its kind aquaculture farming vessel. Caterpillar rendering.

Caterpillar designing battery hybrid vessel for California aquaculture

NF Staff

The Volvo Penta D4 hybrid installation for Hurtigruten Svalbard. Volvo Penta photo

Hybrid future? Volvo Penta diesel looks forward

Brian Hagenbuch