depends on the situation
Harmless means that it cannot be hurt in any way, or abused in aany way. Harmless means safe.
no
NOT to your bait! The freshwater varieties are fun to catch, but it takes 3 or 4 of 'em to fill a frying pan. Most anglers just throw 'em back.There are (at least) 27 species of freshwater sunfish,...
Only if you dont make them to harm you.