Cal Fremling Boat Staff


Captain Larry Passot

Captain Larry Passot is a long time resident of LaCrosse, Wisconsin. Larry is an avid boater and holds a 100 ton Master's license. He is very knowledgeable of the Mississippi River as a result of navigating it for over forty years.


Captain Jon Borreson

Captain Jon Borreson is a Wisconsin native and holds a 100 Ton Masters and 200 ton towing endorsement. He is the owner of BOR Outdoors LLC doing European Taxidermy and Hydrographics.

Borreson is an avid bass tournament fisherman and enjoys many other outdoor activities including hunting and trapping. He is a private pilot and scuba diver as well.


Nikki Herold

As Boat Manager, Nikki is responsible for the operational management, staffing, marketing, and oversight of the Cal Fremling Floating Interpretive Classroom.

In addition, she is the Administrative Assistant to Vice President Jon Olson in Advancement, located in Somsen 204.

You can reach her at