Quote Originally Posted by neuroanatomist
Personally, with my 7D andEF 100mm f/2.8<span style="color: #ff0000;"]LMacro IS, I generally try to keep the aperture at f/11 or wider.

That is my limit to. I will normally take multiple pictures at various F stops of the same subject, especialy if it is an insect that is pointing toward or away trying to get the complete bug in focus, and trying to get the right DOF to catch it. The pics that are keepersmostcommonlyfall between f8 and f11