Oh, don't get me wrong. I do think it's probably spider mites, and I'd be doing something proactive to control them. Insecticidal soap spray, Neem, etc. Then watching to see if more later appeared. I agree with ya on that part, OT. If I mislead the OP into thinking not mites, my apologies!
__________________ Caveat: Everything suggested is based on my environment and culture. Please adjust accordingly.