Worse things supposedly happen at sea — and when they do, they're usually litigated in South Florida, the nation's main hub for cruise ship litigation.

About two months into 2019, Royal Caribbean Cruises Ltd., Norwegian Cruise Line and Carnival Corp. & PLC have collectively faced more than 50 legal challenges in the Southern District of Florida from passengers hailing from California, Philadelphia, Colorado, Ohio, Canada, Argentina and beyond.

But none of those are crew member lawsuits, which have been pushed out of court by contract clauses compelling arbitration.