From 2012 to 2022, nearly 30,000 commercial vessel arrivals brought 430 sq km of submerged hull surface to Alaska; biofouling habitat grew 50%, increasing invasive-species risk

• The study, published in Frontiers in Marine Science, examined 29,799 commercial vessel arrivals to Alaskan ports over the 11-year period, Frontiers Media SA reported.
• It looked at six major vessel types inlcuding bulkers, container ships, general cargo ships, passenger vessels, tankers and roll-on-roll-off (RoRo) ve