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Mark Manthey

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About Mark

I started diving in 2003, mostly in the great lakes and pit mines of Minnesota and Wisconsin. I earned my divemaster certification in 2013, and transitioned into technical diving (with TDI of course) in 2016. I enjoy mentoring newly certified divers, and watching them grow and master their skill set. In the future, I plan on being a technical diving instructor. Lofty goals……..

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