Is this a yellow slug?

Is this a yellow slug?

Observation - Is this a yellow slug? - UK and Ireland. Description: A slug found in my garden when looking for wildlife for the 2012 Garden Bioblitz. I've checked some ID charts and think it could be a yellow slug? Any expert confirmation most welcome!

A slug found in my garden when looking for wildlife for the 2012 Garden Bioblitz. I've checked some ID charts and think it could be a yellow slug? Any expert confirmation most welcome!