Originally Posted by
Raffles
Try this. Go into Google Analytics / Audience / Custom / User Defined.
Click on 'Secondary Dimension' and type in or select 'Screen Colours'.
This shows your bot traffic clearly as '0-bit' and '8-bit' colour. See here. I still had 1,070 out of 197,000 sessions last week from bot traffic but I can live with 0.5%.
Hey, VERY cool.
Thanks, I just learned something interesting and useful. ^