Coastguards began an extensive search overnight after the crabber was reported missing at about 18:00 BST.
Coastguards said the boat had no radio and they had to shout from the shoreline.
Coastguards then helped some of the injured as a helicopter landed on the beach, he added.
Coastguards and the police confirmed the wreckage of a vessel found near Sennen was the Seagair.
The islands' St Mary's lifeboat was launched and took an hour to reach him, coastguards said.
Map makers and coastguards are teaming up to collect "nicknames" for places to improve emergency responses.
Last week, America's coastguards repatriated around 500 Florida-bound Haitians they had intercepted at sea.
Enter speedboats, run by Florida smuggling rings, which are far harder for the coastguards to catch.
Coastguards have been dealing with a number of landslips and mudslides in Dorset and Devon.
The 60m (197ft) landslip between Port Isaac and Tintagel at Jacket's Point was reported to coastguards overnight.
Senior MPs have met coastguards in Falmouth to hear concerns over government plans to reform the service.
Police and coastguards have searched a river bed around a ferry for the body of a teenager.
Coastguards said the ship is in no danger after the incident off Mostyn port at about 13:45 GMT.
Coastguards have issued a warning after four people got stuck in mud in three separate incidents in Dorset.
He said one of the coastguards then jumped in and managed to stop the boat and take it away.
There was no indication of damage to the 1, 600-tonne vessel but coastguards said there were worries over its cargo.
The signs contain the place name and a map reference which people can give coastguards when reporting an incident.
He told Ms Ellman that he had instructed regular coastguards to decline the committee's invitation to give oral evidence.
The two men aged 41 and 54 alerted Falmouth Coastguards that they were in trouble at about 2020 BST.
The charity's attempt comes after coastguards called off their search on Monday afternoon.
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Search involving villagers, lifeboats, coastguards, helicopters, police divers and rescue dogs were launched.
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The Christos sent a Mayday call that was picked up by Brixham coastguards who have been co-ordinating the rescue.
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Coastguards will privately admit that some fishermen here still catch whales for money.
Some surfers defied coastguards as police attempted to enforce warnings at Mevagissey, Porthleven on the Lizard Peninsula and at Penzance.
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The 500th location sign in a network which coastguards believe will save people's lives has been installed on the Devon coast.
Mrs Ellman also expressed disappointment that shipping minister Mike Penning had "instructed regular coastguards not to give evidence to the committee".
Coastguards in the UK acted after they picked up the SOS signal.
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Police said they were alerted by coastguards at 08:40 BST on Sunday.
The Fishguard-bound ferry turned around on Sunday when the emergency was reported and coastguards from Dublin and Swansea launched a major rescue operation.
Yemen's president has called on Iran to stop backing armed groups in his country after coastguards seized a ship carrying missiles and rockets.
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