Seaspan, the world’s largest boxship lessor, says it might consider scrapping some of its midsize vessels amid a market glut for containerships. But it still sees a limited role for panamax-size ships outside of mainline trade routes.

Gerry Wang, chief executive of the Vancouver-based company, said on the company’s second-quarter conference call that, while its fleet of panamax-size ships is still seeing good utilisation, the outlook is dire as the new set of locks on the Panama Canal pushes down freight rates on those vessels.

“The