Tuesday, March 4, 2014

Aerators help prevent low oxygen levels in lakes

RHINELANDER - Fish could die if oxygen levels in lakes get too low. Heavy ice and snow on the lakes can lead to low oxygen levels, but many lakes here are doing fine for now with the help of aerators.

Aerators use underwater air lines to pump air and create bubbles. These bubbles create an open area on the surface to allow in sunlight.

Full Story: WJFW TV-12

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