Dropping the bomb troubles

Can we please get a higher drop rate on the bomb caskets from the brine crabs? I've been fishing forever and haven't even gotten one, and then on top of it, apparently most of them are duds. I feel like I'm going to be stuck in miseroux for the rest of my life :(

Eh, was an obnoxious, gimmicky quest, but you only have to do it once and then never again. Plus it was fun to watch people die to that boss fish while I just stood there fishin'