Dams connecting Little Pine, Big Pine, Rush and Otter Tail lakes to the Otter Tail River have all been replaced, with the final ramp having finished construction Dec. 1.
Dams connecting Little Pine, Big Pine, Rush and Otter Tail lakes to the Otter Tail River have all been replaced, with the final ramp having finished construction Dec. 1.
What s the relationship between walleyes and zebra mussels? It s complicated
Research shows that in some lakes the invasive species appeared to have a serious negative effect on walleyes because of increased water clarity. In other lakes, zebra mussels seem to have had little or no effect on walleye populations and size structure. 6:34 am, Mar. 7, 2021 ×
The effects of zebra mussels on walleyes is variable from lake to lake, a University of Minnesota researcher said. It s complicated and it depends, Gretchen Hansen said. Forum News Service file photo
FERGUS FALLS, Minn. Zebra mussels first invaded Minnesota lakes three decades ago, causing biologists and anglers to sound the alarm on the damage they could do to the state s fisheries. The thumbnail-sized creatures filter food particles out of the water, upsetting a lake s food chain and starkly increasing water clarity.
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