Environmentally-minded ports and forward-looking tug operators are providing the key impetus to a new generation of electric tug boats that are starting to grow in number in different parts of the world.

In one of the last examples, Damen Song Cam Shipyard in Vietnam delivered the 353-gt Sparky (built 2022) — a ship with an operational life of about 25 years and a bollard pull of 70 tonnes — in early August.