- Date
- 1988-07
- Kind
- Conservation
- Where
- Beaver Island
- Eras
- Modern era
- Concepts
- environmentfishconservationcommunication
- Within
- Beaver Island
Summary
The July 1988 Beaver Beacon reports two Great Lakes environmental concerns: the river ruffe, a non-native fish found in Duluth–Superior harbor, and airborne pollution reaching Lake Michigan from distant sources.
Evidence limits
This is a newspaper summary of scientific concerns, not a species survey, contaminant inventory, causal finding, or current environmental assessment.
Sources
- Reports river ruffe in Duluth–Superior harbor, its possible ballast-water introduction and competition with perch, and research estimating that more than half of Lake Michigan pollutants are airborne. The holding institution's portal restricts automated access; the archive holds a copy of this issue and can provide it on request.data1 · beaver-island-archive · beaver_beacon · 1988-07_Beaver-Beacon
- The held eighteen-page July issue PDF is paired with the canonical OCR source.data1 · beaver-island-archive · scans · beaver_beacon · issues · 1988-07_Beaver-Beacon
Added 4 August 2026. Recent changes
Cite this article
Beaver Island Archive, “Beaver Beacon reports river ruffe and airborne pollution threats to the Great Lakes, 1988”, https://beaverislandarchive.org/events/beaver-island-river-ruffe-great-lakes-threat-1988/, accessed [date], citing “A New Junk Fish Is Threatening the Great Lakes” and pollution note, Beaver Beacon, July 1988. (and 1 further source listed on the page).
Last revised 2026-08-04. Fill in [date] with the date you read it — this page is static and cannot know that.
BibTeX for “Beaver Beacon reports river ruffe and airborne pollution threats to the Great Lakes, 1988”RIS for “Beaver Beacon reports river ruffe and airborne pollution threats to the Great Lakes, 1988”