Winterkill in area streams hits fish numbers
DNA biologist Doug Erickson warns winterkill occurs in west central Wisconsin streams as low water and cold temperatures reduce oxygen. He notes funds are insufficient to monitor over winter mortality, which silently affects trout and game fish beyond lakes.
MENTIONED IN THIS ARTICLE
Wisconsin Lakes
Doug Erickson
Erickson
DNR
Mr. Erickson
McCann Creek
Chippewa County
Wissota
Chippewa Falls
Elk Creek
Dunn County
Winter trout survival driven by flow, temperature and beaver dams
Trout biologist Mr. Erickson explains cold winter water temperatures and low groundwater flows reduce trout metabolism and increase mortality. He notes deeper holes and spring-fed flows help stabilize populations, while beaver dams and crowded streams limit food and space.
MENTIONED IN THIS ARTICLE
Mr. Erickson
DNR to hold hearing on St. Croix water use rules
The Wisconsin DNR will hold a public hearing at 2 p m March 28 in the St. Croix County Courthouse county board room to consider new rules regulating surface water use on the lower St. Croix River. Written comments to Richard Henneger Box 7921 Madison WI 53707 by April 5 carry equal weight to oral statements.
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Wisconsin Dnr
County Board
St. Croix County
St. Croix River
Richard Henneger
Bureau of Legal Services
Madison
Robbins
Milwaukee Public Museum
Wisconsin
Country Today
Eau Claire
Winter pollution threatens trout and birds historic spread
Winter streams face higher pollution risk with lower flows, potentially lethal concentrations and severe winters wiping out age classes. The article notes rare bird smuggling cases, invasive species like house sparrows and starlings expanding through Wisconsin, and local ornithology insights from L. A. Nelson and Milwaukee Public Museum.
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