Capture of Illinois muskie first tagged in 2006 leads to questions on age, growth rates for the species

Debates over what age puts a fisherman – or a fish scientist –  over the proverbial hill will never be solidly settled.
But knowing when to call a muskie “old” is elementary. Or is it? The specific questions, “What makes a muskie old?” and “How long can the toothy predator live in Illinois waters?” became topics of discussion recently when DNR netted one with a significant history.

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