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News and analysis
What the official emissions data shows about current passenger ferry services from Great Britain to France, Jersey and Guernsey, how we measure it, and what changes when each year's figures are published.

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Ferry Scores expands to Jersey and Guernsey for 2027
Four vessel services across four Channel Islands routes join our current ferry ranking ahead of the 2027 season.

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Portsmouth plugs in: shore power arrives for Brittany Ferries' hybrids
Brittany Ferries' two newest ships can now charge at the quayside in Portsmouth. Here's how they ranked on our data, and why Commodore Clipper was excluded at publication.