
A new study reports adult sea lamprey populations have declined in four of the five Great Lakes in 2026, signalling progress in long-running binational control efforts. The findings are significant for Northern Ontario communities like Sault Ste. Marie, where lamprey management in Lake Superior directly affects local fisheries.
A new study reports adult sea lamprey populations have declined in four of the five Great Lakes in 2026, signalling progress in long-running binational control efforts. The findings are significant for Northern Ontario communities like Sault Ste. Marie, where lamprey management in Lake Superior directly affects local fisheries.
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