....

to go about it that way....besides, they all seem to die within a few
hours
if you collect them using electricity.

....
That lie alone is enough to discredit any advice you may give. I used to
sell worms, from reddies to earth, and guess what method I used to get them
to be up where they were easy to pick without turning much soil? Other than
seined minnows, they're all we used to fish with; they were always as lively
when we put them back in the tubs as when we took 'em out, long's we cared
for the containers in between.
What you rationalize isn't necessarily reality.

Pop