The Natural Environment Research Council's polar research vessel - RRS Sir David Attenborough - is in Channel Islands waters.
The £200 million ship is continuing sea trails ahead of its maiden voyage to Antarctica in November.
The 129 metre-long ship was named following a public poll in 2016.
Image Credit: Channel 103
The most popular suggestion of 'Boaty McBoatface' was instead used for one of its remote-operated submarines and the research vessel named after Britain's famous broadcaster and explorer.
She was launched in July 2018.
This morning the vessel passed off Guernsey's east coast and was sitting off Bouley Bay along Jersey's north coast.
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