SUPERIOR — Fire can be an important component of a healthy ecosystem, and that is true for Wisconsin Point. Wyatt Buckner / Duluth Media GroupIn the case of Wisconsin Point, red pine trees depend on fire to regenerate, allowing seedlings to germinate. Callie Grones and Jayd Canfield walk through the red pine trees on Wisconsin Point looking for plots of planted blueberries. Wyatt Buckner / Duluth Media GroupCallie Grones uses a GPS to locate a site of planted blueberries on Wisconsin Point. Callie Grones, left, and Jayd Canfield, right, search for a site of planted blueberries on Wisconsin Point.