Update on North Branch Trout Population

Although there have not been any definite conclusions to the cause of the reported trout population decline, this foundation and some other dedicated groups have been diligently investigating it. Monitors for chemical pollution were installed and initial reading showed no significant chemicals of concern. The recorders have been sent to U.S. Fish and Wildlife scientists for additional evaluation. Insect surveys conducted later in 2018 also showed no measurable decline in the number or health of the insects that are the primary food source for North Branch trout. The Michigan DNR fish biologists also conducted a survey in September to determine if disease pathogens were adversely impacting t

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The AuSable North Branch Area Foundation
PO Box 2524
Grayling, MI 49738