GoKawiilGreat Lakes lake sturgeon may live up to 400 years, new study finds
A study led by Michigan fisheries scientist Ed Baker analyzed over 40 years of catch-and-recapture data on lake sturgeon in the Great Lakes, concluding that some individuals could be as old as 400 years — far beyond previous estimates of around 150 years. Despite their remarkable lifespans, lake sturgeon populations remain endangered in the region, having been decimated by overfishing and habitat destruction over the past century.
GoKawiil's interpretation of the reporting above, not reported fact.
If sturgeon truly live for centuries, their populations grow and recover far more slowly than assumed, meaning conservation and hatchery programs may need to plan on much longer timelines than currently used. The finding also complicates existing methods for aging fish, since traditional techniques likely underestimate true lifespans and reproductive cycles.
- New data suggests some lake sturgeon could be up to 400 years old, far older than prior 150-year estimates.
- The species remains endangered in the Great Lakes due to historic overfishing and habitat loss.
- Longer lifespans imply slower population recovery, requiring longer-term conservation strategies.
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See National Geographic Freshwater Fish Field Guide on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: cbc.ca — Colin Butler Is Based In London, 2026-09-09
Published there as: “Great Lakes sturgeon may be 400 years old:Scientists rethinking how to save them”
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