I've done some preliminary searching for academic research related to Photoblogs (http://www.urbandictionary.com/define.php?term=photoblog&r=f) and MoBlogs (http://www.urbandictionary.com/define.php?term=moblog&f=1) and

so far have come up pretty short. Any references published or otherwise would be most appreciated.

Have you considered the literature on words, images, and gestures in making sense? There is a lot of interesting material spanning a wide range of disciplines. For an idea of what's out there, flip through "Sense in Communication" at www.galbithink.org Douglas Galbi