Why was Lake Erie a dead lake?
Why was Lake Erie a dead lake? During the 1960s, Lake Erie was declared a “dead lake” due to eutrophication and pollution. The children's book, The Lorax, written by Dr. Seuss, actually included the following line referring to fish: “They will walk on their fins and get woefully weary in search of some water that isn't so smeary.
What causes a dead lake?
Dead zones are generally caused by significant nutrient pollution, and are primarily a problem for bays, lakes and coastal waters since they receive excess nutrients from upstream sources. Excess nitrogen and phosphorus cause an overgrowth of algae in a short period of time, also called algae blooms.
Is Lake Erie still biologically dead?
Lake Erie is the smallest of the Great Lakes by volume and also the shallowest. It warms quickly in the spring and summer and cools quickly in the fall. The shallowness of the basin and the warmer temperatures make it the most biologically productive of the Great Lakes.
Is Lake Erie man made?
Lake Erie occupies a basin that was carved out of Earth's crust over millions of years by rivers and glaciers. The oldest rocks from which the basin was carved are about 400 million years old and formed in a tropical ocean reef environment.
How long will Lake Erie last?
Lake Erie has a lake retention time of 2.6 years, the shortest of all the Great Lakes. The lake's surface area is 9,910 square miles (25,667 km2). Lake Erie's water level fluctuates with the seasons as in the other Great Lakes.
Why is Lake Erie so blue?
Cyanobacteria blooms (blue-green algae) are a frequent occurrence in the Great Lakes, particularly in Lake Erie, Green Bay, and Saginaw Bay. These blooms may cause fish kills and discolored or foul-smelling water, affecting both human and ecosystem health.
Why is Lake Erie so famous?
Why is Lake Erie so important? Erie is the most biologically productive and diverse of all the Great Lakes due to its warm shallow waters. Alongside this astounding biodiversity, more than 11 million people get their drinking water from the Lake Erie watershed.
Was Lake Erie once an ocean?
Since there was no channel linking Lake Huron to prehistoric Lake Erie, researchers believe Erie was in inland sea, with its water level controlled by the balance between the inflow from rivers draining into it, as well as precipitation and evaporation.
Can you dive to the bottom of Lake Erie?
With an average depth of just 62 feet and a maximum depth of 210 feet, the wrecks of schooners, barges, tugs and sidewheel steamers are mostly accessible to SCUBA divers. How did you get involved in Lake Erie shipwreck diving?
Is Lake Erie the nasty lake?
Lake Erie and Lake Michigan are ranked the third and fourth most polluted lakes in the United States, according to nature website AZ Animals.
Why did the Americans want Lake Erie?
The lake was also an important strategic defense because of possible British invasion from the North. The Great Lakes and the St. Lawrence River offered avenues of assault if the British controlled them, making Lake Erie a vital link in America's plans to win the war.
How many ships have sunk on Lake Erie?
Lake Erie has an astonishing 2,000-plus shipwrecks which is among the highest concentration of shipwrecks in the world. Only about 400 of Lake Erie's wrecks have ever been found. There are schooners, freighters, steamships, tugs and fishing boats among them.
Has a ferry ever sunk in Lake Erie?
The SS Marquette & Bessemer No. 2 was a train ferry that sank with the loss of between 30 and 38 lives on Lake Erie on December 8, 1909.