Joseph Birch, also known as Joe Birch, is wanted following an attack in Marine Road Central on February 26.
Police believe the 42-year-old could now be in South West Scotland, but he may have also travelled to the Glasgow area.
Birch is described as white, 5ft 4in tall, of stocky build with a bald head.
He has links to Bury, Salford, Rochdale, Morecambe, Blackpool and the Lanarkshire area of Scotland.
Anyone with information should call 101, quoting log number 271 of February 26.
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Joseph Birch, also known as Joe Birch, 42, is wanted by police following an attack in Morecambe. (Credit: Lancashire Police)
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