An expert discussion on the seafarer crisis has revealed a reversal on recent progress from governments on allowing crew change has put workers' well-being and safety at increased risk.

A decision by Singapore, Hong Kong and Malaysia to tighten immigration procedures amid an increase in coronavirus infections and cases of fake medical certificates has been major setback on efforts to relieve crew on ships.

Speaking at the Capital Link webinar on the crew challenges, Euronav Shipmanagement general manager Stamatis Bourboulis said the difficulties were already becoming apparent.