To restore this part of the river, the DNR will soon begin dredging up the wood - project coordinators estimate they’ll remove about 17,000 dump trucks full. “It maybe doesn’t get as much attention as a toxic, polluted site, but losing these valuable habitat types is something that’s happened as this area’s been industrialized and developed,” said Sjolund. So by rebuilding the bottom of that chain, they hope to restore the aquatic ecosystem to full health. The little fish eat plants and macroinvertebrates. That’s important because those plants and microscopic bugs form the base of the aquatic food chain. And it goes down so deep that it doesn’t allow for those sorts of plants to grow on it." Courtesy of Duluth Public Library via Minnesota Department of Natural Resourcesīut “none of that is growing here,” Collins said.
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