Sections

Weather Forecast

Close
Advertisement
Bernard Sietman prepares to submerge in search of freshwater mussels in the Chippewa River downstream of the Minnesota Trunk Highway 40 bridge. Sietman and co-worker Mike Davis of the Minnesota Department of Natural Resources devoted three days to surveying mussels and marking over 100 locations on the riverbed for future monitoring. Tribune photo by Tom Cherveny

Freshwater mussels really matter to river's ecosystem

Email News Alerts

MONTEVIDEO -- As far back as the turn of the century, there were "clammers" who dug freshwater mussels in the Minnesota and Mississippi Rivers in search of pearls.

Advertisement

Later, they raked the upper Minnesota River to harvest mussel shells in quantities large enough to fill rail cars. They shipped the shells to Muscatine, Iowa, to be made into buttons.

Get the full story
Subscribe or Log In

Are you a newspaper subscriber but you don't have a Digital Access account yet? Activate your account.

You will need your subscription account number and phone number. Not sure if you have an account? Email us or call 320-214-4364 and we can help you.

Advertisement
Advertisement