|
|
Article: Prey fish dwindling in Lake Michigan; Population halved as invasive mussels rule
- Article from:
- The Milwaukee Journal Sentinel (Milwaukee, WI)
- Article date:
- January 13, 2008
- Author:
-
|
Copyright informationCopyright 2008 The Milwaukee Journal Sentinel. Provided by ProQuest LLC. (Hide copyright information)
|
Water isn't the only thing disappearing from Lake Michigan.
The federal government's annual lakewide prey fish survey shows
the volume of little fish that sustain big fish such as salmon and
lake trout has dropped by half in just the last year. Meanwhile --
and perhaps not coincidentally -- the volume of invasive mussels has
ballooned to levels that biologists never would have predicted even
five years ago. Those mussels make their living on the plankton upon
which the lake's fish species directly or indirectly depend.
The situation has scientists flummoxed and anglers fretting about
the future of a fishery that helps sustain a multibillion-dollar
Great Lakes fishing industry.
"We may not be ...
Related newspaper, magazine, and journal articles:
|