The rush to pay the barnacle bill

New regulations mean that companies around the world are vying for a slice of the lucrative ballast water treatment market. Gord Cope asks whether it’s all just a flash in the pan.


Every year, tens of thousands of cargo ships ply the oceans of the world, carrying food, oil and automobiles to and from ports as far afield as Alaska and Zanzibar. During a voyage, large volumes of fuel are consumed, reducing the overall displacement of the vessel. Seawater is pumped into separate ballast tanks to lower the centre of gravity and ...

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