Middle island sinkhole

Middle Island (Lake Huron) Facts for Kids

The sinkhole is about 75ft deep and is a site available for divers to explore. The sinkhole has been studied by the NOAA Great Lakes Environmental Research ...

The submerged Middle Island Sinkhole in Lake Huron is where cold groundwater rich in sulfur and poor in oxygen seeps out of the lake bottom.

Middle Island WOW! That's the size of a football field! Hey, cool! I can see what the ROV is seeing on this computer! R.O.V. Remotely Operated ...

Underwater image showing purple cyanobacterial benthic mats thriving in a 2 m layer of dense sulfur-rich groundwater in Middle Island Sinkhole, Lake Huron ( ...

Observations of the Middle Island Sinkhole in Lake Huron – A Unique Hydrogeologic and Glacial Creation of 400 Million Years.

New theory: Earth's longer days kick-started oxygen growth

... Middle Island Sinkhole in Lake Huron, Mich. Small hills and fingers like this one in the mats are caused by gases like methane and hydrogen ...

Middle Island Sinkhole is about 2 miles offshore in about 70 feet of water. It's an area of lakebed that was an underwater limestone cavern that ...

Klatt worked together with a team of researchers around Greg Dick from the University of Michigan. The water in the Middle Island Sinkhole, ...

The water in the Middle Island Sinkhole, where groundwater seeps out of the lake bottom, is very low in oxygen. “Life on the lake bottom is ...

... Middle Island Sinkhole in Lake Huron, Michigan. PHOTO BY PHIL HARTMEYER/ NOAA THUNDER BAY NATIONAL MARINE SANCTUARY/ VIA AP. Scientists have ...

Submerged Sinkhole Ecosystems in Northern Lake Huron

Observations during expeditions in 2002 and 2003 revealed groundwater actively seeping into three of the sinkholes, including the Middle Island, Misery Bay and ...

... Middle Island sinkhole for most of its history.” The sinkhole had created an environment that was “rich in sulfur and low in oxygen.” Living ...

Middle Island, Lake Huron, Great Lakes N 45.19843°N, W083.32721°W ... Diver image of microbial mats in Middle Island Sinkhole, Lake Huron.

sinkholes of Lake Huron, conduct both oxygenic and anoxygenic photosynthesis ... Middle Island Sinkhole, Lake Huron. Yellowstone National Park (Eric Boyd).

Anhang: Ein Taucher beobachtet die violetten, weißen und grünen Mikroben, die die Felsen im Middle Island Sinkhole des Lake Huron bedecken. Quelle Phil ...

Lake Huron sinkhole surprise: The rise of oxygen on early ...

The water in the Middle Island Sinkhole is rich in sulfur and low in oxygen, and the brightly colored bacteria that thrive there are considered ...

Purple microbial mats in the Middle Island Sinkhole in Lake Huron, June 2024. Small hills and “fingers” like this one in the mats are caused by gases like ...

... Island sinkholes; (B) analysis of an integrated sediment sample from a depth of 0 to 2 cm in the Middle Island sinkhole. Images in this ...

Aug 6, 2024 - A diver checks out the Middle Island Sinkhole about two miles off Alpena in Lake Huron. -Photo by LUKE CLYBURN Scientists and divers have ...

... Middle Island Sinkhole in Lake Huron, Mich. … Read More This June 19 ... Middle Island sinkhole for most of its history,” Klatt said. Divers ...

A Huge Sinkhole Just Opened Up in Front of Van Andel ...

Weird Stuff Found in the Middle Island Sinkhole · MIDDLE ISLAND · YOU CAN BARELY SEE THE SINKHOLE · AT THE BOTTOM · STRANGE OBJECTS RESEMBLING SHARK ...

Samples of a microbial mat at the bottom of a 75-foot-deep sinkhole off the north shore of Middle Island, near Rockport State Recreation Area in ...

... Middle Island Sinkhole.” “This is one of those rare places that we ... Judith Klatt scrapes a sample of a Middle Island Sinkhole microbial mat ...

Sinkhole 75 Feet Under the Lake Huron Surface! · GPS Location : N45° 11.898' W83° 19.668' · Depth: 75 Feet · Description: Underwater explorations have revealed ...

... Middle Island Sinkhole in Lake Huron, Mich. (Phil Hartmeyer/NOAA Thunder Bay National Marine Sanctuary via AP). by: Associated Press. Posted ...