High-resolution (1m) bathymetry from the Stamp Sands of Lake Superior collected using a Norbit iWBMSh multibeam echosounder during 2021 (GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88)
The erosion and active transport of legacy mine tailings (called “stamp sands”) are impacting native fish species and aquatic habitats on a shallow water rocky reef complex along the Keweenaw Peninsula of Michigan called Buffalo Reef.  Stamp sands are spreading from an old mill site at the Town of Gay and settling on …