Clarksons Platou Securities is calling on beleaguered OSV owners to step up merger efforts to boost the sector.

In a somewhat tongue-in-cheek reference to the US declaration of independence, its managing director of equity and credit research, Turner Holm, urged shipping companies to take his "oath of consolidation".

It runs thus: "In an age of low dayrates, we hold this truth to be self-evident: consolidation is badly needed.