Oli Haukur took this spectacular photo of the volcano erupting in the early hours of Sunday morning. " I was near Fljotshlid looking towards the Eyjafjalla glacier."
Bent Marinosson travelled to Hvolsvollur, the town nearest to the erupting volcano. "The authorities have set up a roadblock to prevent people travelling closer." Photo: Bent Marinosson.
"There was a lot of wind from the north which means that the ash will get blown south." Photo: Bent Marinosson.
"I was about seven kms from the crater itself, it was a pretty impressive sight." Photo: Bent Marinosson.
Flights may be grounded all over Europe but Kari Brekason flew a small plane near the volcano. "You can see the trace of water where the floods took place on the northern side of the glacier." Photo: Kari Brekason
Biological sciences research fellow Sandra Wilks is stuck in Iceland. She says: "The ash cloud from the volcano was clearly visible and changed in colour as I was taking photos - going from white to dark grey at times.
Dan Snow returns to Dover after picking up stranded travellers from Calais. Photo: Ian Hill
Steven Turner climbed Mount Snowdon in Wales "The day was clear but on one side of the mountain you could see a heavy smog which was the ash in the atmosphere." Photo: Steven Turner
Michael Connor says: "The sunset over the Tyne Valley is more watery than usual. Could it be a consequence of the volcanic ash?"
Low cloud hanging over Canary Wharf and City of London. Volcanic ash or the usual city smog? Photo: Julian Tollast
Mathew Leeke was surprised to see dust appear overnight on his car in Kenilworth, Warwickshire.
Geography research student Mark Grosvenor collected a shard of volcanic ash from his car and examined it under a microscope. It looks rather typical of volcanic glass with some bubbles, fracture lines and scratches.
Queuing passengers waiting to board the Pride Of Bilbao in Santurtzi, Bilboa. Photo: Eugene Sully.
In a scene reminiscent of a wartime air raid shelter, stranded passengers bed down at Schiphol airport, Amsterdam. Photo: Cerys Duffty
A plane at Manchester airport with protective plastic sheeting on its jet engines. Photo: Carl Silver.
The ash cloud has been a positive experience for Keith Mosely: "The evening sky is not marred by aircraft contrails." To see your picture featured please send it to email@example.com. For terms and conditions please see: www.bbc.co.uk/yourpics