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The 2026 WorkBoat Diesel Directory is here. See engine specs and manufacturer listings for the U.S. commercial fleet. → Download Free

International WorkBoat Show co-located with Underwater Intervention

This year’s record-breaking WorkBoat Show was just the beginning—stay connected to learn what’s next in 2025.

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DMS plans $30M Chesapeake expansion for U.S. Wärtsilä engine manufacturing

Steve Mosco

August 12, 2026

Defense Maritime Solutions plans to invest more than $30 million at its Chesapeake, Va., operations to establish a U.S. manufacturing and testing capability for large Wärtsilä medium-speed marine engines.

Featured

Defense Maritime tech — A Defense Maritime Solutions technician works on shipboard equipment at the company’s Chesapeake, Va., operations. Defense Maritime Solutions photo.

Featured

Speaking last December, President Trump unveils plans for the USS Defiant, the lead vessel for a planned new Trump class battleship series. Navy photo.

CBO assesses cost of Navy’s new battleship, shipbuilding plan

Frank McCormack

August 10, 2026

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The Congressional Budget Office has released a report on the estimated cost for the Navy's Trump class battleship and its 2027 shipbuilding plan.

Featured

In August 2024, Austal USA launched the USS Pierre, the last ship of the Navy’s Independence-variant Littoral Combat Ship program. Austal USA photo.

Hanwha offers up to $1.2 billion for Austal USA

Ben Hayden

August 11, 2026

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Hanwha Group has offered to acquire Austal’s U.S. shipbuilding operations for as much as $1.2 billion, as the South Korean conglomerate looks to expand its presence in the U.S. defense shipbuilding market.

News

Defense Maritime tech — A Defense Maritime Solutions technician works on shipboard equipment at the company’s Chesapeake, Va., operations. Defense Maritime Solutions photo.

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DMS plans $30M Chesapeake expansion for U.S. Wärtsilä engine manufacturing

August 12, 2026

Left to right: Vidar Riise, CEO of Shorly, and Styrk Bekkenes, partner at Seacap. Seacap photo.

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Seacap, Shorly partner on port electrification projects

August 12, 2026

The NYC Ferry vessel White Sands operates in New York Harbor, where reliability, maintenance planning, and vessel uptime are key considerations for ferry operators. NYC Ferry photo.

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Fuel and lubricant choices take on larger roles for workboat operators

August 12, 2026

Vigor Marine Fabrication unveiled USAV Craney Island, the first production Maneuver Support Vessel (Light) for the U.S. Army, at its Vancouver, Wash., facility. Vigor Marine Group photo.

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Vigor unveils first production MSV(L) for US Army

August 11, 2026

The MSC Michigan VII docked after the June 2024 runaway accident. NTSB photo.

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Ship manager hit with $6 million fine in Charleston runaway case

August 11, 2026

Fleetzero's Leviathan marine battery system recently received a positive product design assessment from ABS, clearing the way for its use in future projects that would require a class-verified battery technology.

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ABS issues product design assessment for Fleetzero’s Leviathan battery system

August 11, 2026

A rendering of BC Ferries' Summit-class passenger-vehicle vessels. BC Ferries photo.

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Corvus Energy to supply battery system for BC Ferries’ Summit-class vessels

August 11, 2026

In August 2024, Austal USA launched the USS Pierre, the last ship of the Navy’s Independence-variant Littoral Combat Ship program. Austal USA photo.

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Hanwha offers up to $1.2 billion for Austal USA

August 11, 2026

An aerial view of the Portsmouth Naval Shipyard, Kittery, Maine. Navy photo.

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UMaine, Portsmouth Naval Shipyard partner on research, workforce training

August 11, 2026

A barge approaches the primary lock chamber at New Cumberland Locks and Dam on the Ohio River in Stratton, Ohio, Feb. 19, 2026. U.S. Army Corps of Engineers photo.

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Cooperative Ventures invests in OpenTug

August 11, 2026

U.S. Navy Sailors, assigned to the Arleigh Burke-class guided missile destroyer USS Roosevelt (DDG 80), stand watch during the sea and anchor detail, July 12, 2026. Navy photo by Mass Communication Specialist 1st Class Brandon Williams-Church.

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Air, Fathom5 partner on Navy maintenance software

August 11, 2026

Ring Power Strengthens Cox Marine Network Across the U.S. South

Sponsored by

ZALOPHUS, the sister ship of San Francisco Bay Ferry Karl

HamiltonJet Propulsion Drives the Next Wave of Ferry Innovation

Sponsored by

Revolutionary Permanent Fastener Offers Unmatched Vibration Resistance — Yet Removes Easily with Standard Torque Tools

Sponsored by

Duramax Infrastructure: The Smart Choice for Marine Infrastructure

Sponsored by

Viewpoints

A towboat pushes a barge in the Port of Long Beach, Calif. Shutterstock photo.

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Avoiding toxic culture helps safety

August 12, 2026

A recent federal court case from the Eastern District of Louisiana illustrated how the role of an expert can be a decisive factor in a maritime lawsuit. Shutterstock photo.

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The legal standard for expert testimony in maritime cases

July 30, 2026

Risks around lithium-ion batteries and thermal runaway are a growing concern for marine operators. Shutterstock photo.

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The human element of thermal runaway challenges

July 21, 2026

Corsair autonomous uncrewed surface vessels, manufactured by Saronic, have been deployed by the Navy in missions including the rescue of a downed helicopter crew and a strike on an Iranian naval facility. Saronic photo.

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The future of naval warfare isn’t coming. It has arrived at the water’s edge

July 15, 2026

Sunken tugboat in a river. Shutterstock photo.

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Total and constructive total loss

June 30, 2026

U.S.-flag vessels have been available for nearly all of the waiver voyages completed so far. Shutterstock photo.

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Jones Act flub

June 25, 2026

More Viewpoints

Videos

The Cowlitz was built to support dredging operations on the Columbia River. Glosten photo.

New Oregon dredge tender works harder and quieter

Saronic's 24-foot Corsair autonomous surface vessels (ASVs) were used in U.S. strikes targeting Iran's ability to continue attacks on commercial shipping, marking the first known combat use of U.S. sea drones. Saronic photo.

US built USV strikes Iran in first combat use

The characters of Grit City Workboats represent a range of working vessels operating in Tacoma, Wash. Silverback Marine photo.

Silverback Marine launches children’s animated workboat series

Did You Know?

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