The man's body was recovered from the bottom of cliffs in Porthcothan, Cornwall.
The crew members have suffered "significant" injuries and have been taken to specialist burns units.
Officials suspect the fires across two miles of Bodmin Moor were started deliberately.
Is the way in which the small fishing vessel industry regulated letting down our fishermen?
How collecting colourful washable nappies can become a costly and even somewhat addictive hobby.
Former Wales sevens scrum-half Rhodri Davies will join Championship side Cornish Pirates from Pro14 Dragons in the summer.
Sam Matavesi swaps Championship side Cornish Pirates for Top 14 leaders and Champions Cup semi-finalists Toulouse.
About these results
The gripping thriller returns for a second series
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