A body discovered on the beach at Greve d’Azette is not believed to be missing L’Ecume II skipper Michael Michieli, police say.
However, they have confirmed that the body is male but his identity remains unknown.
An investigation into the death has been opened and the identification process has begun.
The Deputy Viscount has also been notified.

Fort Regent vision 'was never matched' by a budget that could deliver it, says JHA
Buzzing! Bears and Bees coming to Jersey
JCG Year 7 Choir learn and perform wartime song
Gas bills to go up by 5% in December
Second memorial plaque vandalised at Millennium Park
'They got our hopes up': Young islanders disappointed as Fort Regent plans stall
Electricity prices in Jersey to rise by 2.5%
Minister says he has been 'slated' and his family taken 'abusive' phone-calls over economic growth comments