As far as internet sites go, I've only seen Fiona at FTV Girls and her own official site. On FTV Girls she just does solo stuff, and on her own site the most she does is make out with girls. No b/g for Fiona.
Here's a sample of a pictorial from her website:
To the best of my knowledge, Fiona hasn't made any b/g or g/g movies. My guess is she isn't going to either. Fiona has done solo movies for G. D. Douglass:
FTV Girl pictorials:
FTV Girl video clips:
[Link]