Published Monday, 28 November 2011
The rescue operation began on Sunday after a cargo vessel sank just off north Wales - it is understood it was hit by an "enormous wave".
Two men from the eight-strong crew were previously airlifted to safety by an RAF helicopter co-piloted by Prince William, while another person was later recovered from the sea and pronounced dead.
However the remaining five seamen are yet to be found.
They have been named as Captain Yury Shmelev, 44, Chief Engineer Gennadiy Meshkov, 52, Second Engineer Mikhail Starchevoy, 60, Able Seaman Sergey Kharchenko, 51, and ship's cook Able Seaman Oleg Andriets, 49.
Holyhead Coastguard Watch Manager Ray Carson said: "Sadly we still have not been able to locate the missing seafarers.
"We will carry out one final search at low water today."
The ship, managed by Grimsby-based Torbulk Ltd, had been transporting a cargo of limestone from Llanddulas, near Abergele, to Cowes on the Isle of Wight.
Two merchant vessels which initially responded to the alarm discovered two life rafts and some floating debris.
They were able to provide shelter from the winds before helicopters from RAF Valley and the Dublin Coastguard arrived.
The search operation also involved helicopters from RAF Chivenor and the Irish Coastguard, three coastguard rescue teams, lifeboat crews from RNLI Phwllehi, Porthdinllaen, Abersoch and Trearddur Baym and a fixed-wing aircraft from Ireland.
Combined, they combed an area of 300 square miles but the only sign of the missing seafarers were the two life rafts, a lifebuoy from the 81-metre vessel and a survival suit.
All eight members of the Swanland's company were Russian citizens.
The Duke of Cambridge became involved in the search after the Swanland issued a mayday call at around 2am on Sunday when its hull cracked.
The Ministry of Defence confirmed he later returned to base at RAF Valley in Anglesey.
Russia's ambassador to the UK Alexander Yakovenko sent a letter to Prince William which thanked the search and rescue teams for their efforts.
Mr Yakovenko said: "We know that you took an active part in the rescue and the two seamen were saved thanks to your selfless effort under the bad weather conditions.
"Let me express to you and your colleagues my deepest gratitude for saving the lives of the Russian citizens."