Tonnage shortage sends supramax spot rates surging to near 11-year high 9 June 2021 Supramaxes and ultramaxes are now the most expensive kinds of bulkers to hire in the spot marketAuthor: Capt. Johnhttps://www.tradewindsnews.com/bulkers/tonnage-shortage-sends-supramax-spot-rates-surging-to-near-11-year-high/2-1-1022857