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Strategic plan targets invasive species
The Superior Daily Telegram (11/17)
Douglas County’s Land Conservation Committee is forwarding a plan to the county board that takes aim at invasive species.

Mich. Clean Marina Program: Public-private partners work together to improve water quality
Grand Rapids Environmental News Examiner (11/9)
Partners from the public and private sector in Michigan are working together in a voluntary program to improve the quality of the Great Lakes.

Researchers seek funding for wind test site in Lake Michigan
Grand Rapids Environmental News Examiner (11/7)
In a recent article in The Muskegon Chronicle, it was reported that researchers at Grand Valley State University’s Michigan Alternative and Renewable Energy Center (MAREC) cited a lack of year-around data (on wind platform testing) needed by prospective development companies.

COMMENTARY: Senate needs to pass clean energy act to help Michigan
The Grand Rapids Press (10/26)
Senate Majority Leader Harry Reid was absolutely correct with his recent proclamation about the current condition of the Great Lakes State: "The State of Michigan," Reid declared from the Senate Floor, with a copy Time Magazine in his hand, "is in trouble."

First Nation women 'walk the environmental talk'
WeNews (10/23)
Tomorrow's global day of climate activism aims for media and political attention. First Nation women have another way. Since 2003, they've walked the shoreline of a Great Lake or major river, meditating on the needs of an unborn generation.

City making big push for water school
The Business Journal (10/23)
The push is on to convince the University of Wisconsin-Milwaukee that the best location for its new School of Freshwater Sciences is near the university’s existing Great Lakes Water Institute on East Greenfield Avenue.

TEACH Calendar of Events
What's going on in your neighborhood this month? Meet other people and learn together at recreational and educational events! Our new dynamic calendar is updated daily with current educational events.
TEACH Questions & Answers

Where are all of the locks located in the Great Lakes?
from Anita in New York, New York, Age 37

There are nineteen separate locks located in the Great Lakes and rivers that make up the St. Lawrence Seaway. They routinely raise a variety of ships up to more than 180 meters above sea level. These locks are located in the following canals:

  • The South Shore Canal contains two locks that lie 14 nautical miles from the Port of Montreal to the Port of St. Louis
  • The Beauharnois Canal contains two locks that link Lake St. Louis to Lake St. Francis
  • The Wiley-Dondero Canal contains two locks that provide access to Lake St. Lawrence
  • The Iroquois Canal contains one lock that connects the St. Lawrence River to Lake Ontario
  • The Welland Canal contains eight locks connecting Lake Ontario to Lake Erie
  • The St. Mary's Falls Canal contains four locks linking Lake Huron to Lake Superior at Sault Ste. Marie.

Related references:
TEACH: Great Lakes Ports and Shipping -- To the ocean and beyond
Great Lakes-St. Lawrence Seaway System: Locks, Canals, and Channels
Great Lakes Atlas, 3rd ed.: People and the Great Lakes -- Canals, Shipping, and Transportation
Photo Tour of the St. Lawrence Seaway

Thank you for your question!


Answered on July 20, 2001

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