Conference Paper (PDF) by ResearchGate: International Seminar on Safety and Security of Autonomous Vessels (ISSAV) and European STAMP Workshop and Conference (ESWC) 2019, At Helsinki, Finland
Fewer vessels in voyage mean less pilotage and this means less income for many Pilots. Not every Pilot is an employee and many pilots are self-employed and organised in a brotherhood per example. They are earning only money if they are piloting a vessel. No vessel – no money.