It doesn't have to be peeled- the shell actually gives the fish a bit of calcium and other nutrients. You may want to take the tail spines off before feeding though.
Yeah she don't
sein fish them,
handle them in holding,
let them die before they are eaten'
or
individual quick freeze them, dead with the heads twisted off...
And I'm not too sure but i don't think there is any saltwater shrimp in the freshwater rivers and flood plains on the equatorial belt