The Border Terrier, named Ginny, was seen being picked up by a man between Shobnall Marina and B&Q on Friday 23rd January.
According to sightings, the man, described as around 5'9 with dark hair and in his thirties, then drove off with the family pet.
Ginny's desperate owners have offered a 'generous reward for her return with no questions asked'.
Celebrities Andy Murray and Lorraine Kelly have also tweeted for the safe return of Ginny.
If you have any information regarding her whereabouts, please call 07581624934 or 07870143695.