A single trip to sea now demands thousands of dollars in fuel, and fishers say the burden is pushing their livelihoods to the brink as regional plans for greener fleets take shape.

At sea, fishers are battling a relentless economic tide. As regional authorities launch a major push to decarbonise the Caribbean’s fishing fleets, operators say the crushing cost of traditional diesel is swallowing up to 40 per cent of their revenue.

While they welcome any technological lifeline that puts money back in their pockets, they warn that a lack of clear government support could stall any green transition before it even leaves the harbour.