23分
What Happened to the Great Lakes Perch? Aquaculture and You
-
- 自然科学
Human impact on the Great Lakes has forever changed the original ecosystem and has led to profound changes in the fisheries that have developed there. The history of the yellow perch fishery and many others is detailed, in particular the mysterious decline of the once-massive stocks of yellow perch.
Human impact on the Great Lakes has forever changed the original ecosystem and has led to profound changes in the fisheries that have developed there. The history of the yellow perch fishery and many others is detailed, in particular the mysterious decline of the once-massive stocks of yellow perch.
23分
University of Wisconsin Sea Grant Instituteのその他の作品
Aquifers and Watersheds
University of Wisconsin Sea Grant Institute
On Fellowships
University of Wisconsin Sea Grant Institute
Sea Grant and Lake Michigan
University of Wisconsin Sea Grant Institute
UW Sea Grant Videos
University of Wisconsin Sea Grant Institute
Sea Grant and Lake Superior
University of Wisconsin Sea Grant Institute
UW Sea Grant in the News
University of Wisconsin Sea Grant Institute