There hasn’t been an invasives species introduced to the Great Lakes from ballast water since 2006. So, what’s the problem now?As far as Transport Canada is concerned: “Scientific sampling to date consistently shows that ballast water management systems (BWMS) used in the Great Lakes reduce organism densities in ballast water discharges by over 99%, consistent with global evidence.
The Great Lakes iron ore trade lost momentum in July, with shipments totaling 5.1 million tons — a 10.9% decline compared to the same month in 2024, according to the Lake Carriers’ Association (LCA). The July volume also came in 1.7% below the five-year average, signaling that weaker conditions are not just a one-month anomaly.The year-to-date picture is similarly soft.