Writing under a pen name

I have a BlogSpot page that is devoted to a Steampunkesque, alternate 19th century series of short stories.
http://lockhartdoppler.blogspot.co.uk/ are a mother and daughter duo; treasure hunters, thieves, scoundrels. People who have read these stories seem to quite like them.
I’m going to devote this site to all the other stuff I write – and try not to allow the dastardly duo invade here too…