Sentences with phrase «bottom of the lake»

«This involves using boats and planes using sonar and LiDAR to map the 3 - dimensional bottom of the lake in tremendous detail, to about 0.5 - m resolution in the water.

«The water is crystal - clear, the salt and nutrient content is low and it's extremely oxygen - rich — even at the very bottom of the lake,» says Dr Till Luckenbach, an ecotoxicologist at the Helmholtz Centre for Environmental Research (UFZ).

Hydrostor's proprietary technology is based on a simple idea: Anchor a low - cost air cavity to the bottom of a lake or ocean floor, and store energy for use when it is most needed.

Does locking one rock up for sinking to the bottom of a lake do anything at all to deter other rocks from doing the same?

However if someone told me that their was a giant sea monster at the bottom of this lake and I could never find it or prove that it exists then I would know for sure that it in fact does not exist.

If someone told me that their is a giant sea monster at the bottom of a lake I couldn't say for sure that it did not.

Usually, constitutional law builds like the sediment at the bottom of a lake, with each layer affecting but not dictating the shape of the next.

My feet hit the bottom of the lake with an unexpected and jarring crash.

Indeed, Sunday's scripted reunion between Rory McIlroy and his recalcitrant 3 - iron — thanks to the beneficence of Donald Trump — capped a weekend of chuckling, attaboys, and figurative high - fives celebrating the fit of pique that landed the world No. 1's Nike stick at the bottom of a lake on Trump's Doral Blue Monster course.

But over the course of the week, I watched as the circle around each of those «bouquets» grew to include rocks that Annabel had brought up from the bottom of the lake, a little bit of loose moss from Adelaide's walk in the woods, and the bluejay feathers that Ezra found on the ground (after watching a majestic eagle swoop down to capture that beautiful bird).

The Christmas trees are cabled to a cinder block to sink them to the bottom of the lake.

We launched the boat in Gravenhurst at the bottom of Lake Muskoka, and travelled about an hour to Port Carling where we would need to take the boat through a locks system.

Denning said that the clay pigeons and lead shot that had settled to the bottom of the lake pose relatively little or no hazards to wildlife or lake water quality in relation to other deposits.

Not only does it detect water depth and temperature, it will also tell you approximate fish locations, where the weeds are, and if there's any debris or obstacles on the bottom of the lake, river, or sea.

You can use this line just about anywhere and don't have to worry about it being damaged from scraping on rocky shores or logs and plants on the bottom of the lake.

It's strong and great for dragging bait along the bottom of the lake.

There's less resistance, too, which allows it to more effectively get to the bottom of the lake, ocean, or wherever you're fishing.

Christine Lane of the University of Oxford and her colleagues were looking for clues to past climate change in the sediments at the bottom of Lake Malawi when they came across a layer of ash from the Toba eruption.

In a large room full of aquaria, the striped, pinkie - size swimmers flit past fake green plants, white plastic tunnels, and multicolored marbles that may remind them of the bottoms of lakes and streams.

The remains of fish, algae, molluscs and small arthropods are preserved in the annual layers of sediment deposited in the bottom of Lake Tanganyika.

By examining cores from the bottom of the lake, Cohen and his colleagues reconstructed a decade - by - decade profile of the lake's biological history going back 1,500 years.

In this study, Tanaka and his colleagues wanted to find out if the size of the cavities at the bottom of the lake relate to the abundance of food available in the area, and if the presence of helpers influences the size.

Today, the team announced that they have the first evidence of microbial life in subglacial Antarctic waters, shown here just as the team's underwater camera reached the bottom of the lake.

The men on the ice are researchers from the Limnological Institute in nearby Irkutsk, and the treasure they are after, hidden at the bottom of Lake Baikal, is a trove of white, ice - like chunks called methane hydrates.

These zebra - striped fish feed mainly on shrimp and other invertebrates found along the bottom of the lake.

He's known this for years because of his almost weekly trips out to his research station on the bottom of Lake Michigan.

The first day of June 1988 was sunny, hot and mostly calm — perfect weather for the three young researchers from Canada's University of Windsor hunting for critters crawling across the bottom of Lake St. Clair.

The proposed marker is billions of microscopic black balls found from the high arctic to the bottoms of lakes in Chile.

The Water Authority is finishing a $ 1.4 billion tunnel and pumping station that amounts to a drain hole in the bottom of Lake Mead, a project Mulroy describes as «a survival policy,» that would allow the city to continue taking water even after the generators and pumps in the Hoover Dam stop operating and California, Arizona and Mexico, which is also entitled to the tail end of the Colorado's water, are completely cut off.

Because the Sea of Galilee is a tectonically active region, the bottom of the lake, and therefore the structure, may have shifted over time.

While using sonar technology to survey the bottom of the lake, they observed a massive pile of stones in the midst of the otherwise smooth basin.

Within the muck lies a forensic record of what fell, washed or otherwise settled onto the bottom of this lake: fungal spores, fragments of plants, ancient pollen, volcanic ash, the remains of tiny crustaceans — and maybe even DNA from the mammoths themselves, shed while wallowing in the water.

Florensky instead believed the lake was older than the Tunguska event, based on having found loose sediments as thick as seven meters below the bottom of the lake.

They took measurements, checked the females for eggs, then «bonked them over the head, cut their air bladder and sunk them to the bottom of the lake,» Muhlfeld says, both to return the nutrients to the system and to keep from attracting grizzlies.

Bullock agrees: «I think there must have been limited times and limited places on Mars where carbonate rocks could have formed, perhaps at the bottom of a lake that persisted for a while.»

Editor's Note: This article was updated on June 9, 2017, to correct a statement about rising methane production at the bottom of lakes when temperatures rise.

With layers stagnating, nutrients that used to rise from the bottom of the lake become trapped down low, Hampton says.

Other potential explanations for the reported trend in bloom susceptibility are increasingly calm summer weather conditions, which can also promote cyanobacteria dominance, and a growing reservoir of Microcystis seed colonies at the bottom of Lake Erie.

Suspension - feeding mussels living on the bottom of lakes and streams help to clean water used for everything for drinking to fishing and other recreation.

Intrigued by his fishing hooks getting caught on mysterious underwater objects, Kleppe sent down a submersible and discovered medieval trees that had started growing when the Magna Carta was written, some still standing upright at 100 feet tall on the bottom of the lake.

Having multiplied on the bottom of the lakes, the mussels are straining the lake water of most of its plankton.

Gill examined data on sediment cores from the bottom of lakes, tree rings and cores from speleothems in caves.

«If there's a direct connection between the environment at the bottom of the lake and the Hg in the ducks, you'd think you'd see a corresponding reduction of Hg in biota,» Johnson says.

That community — creatures living on, near, or below the bottom of the lake — is «fundamentally changed from its past,» according to a paper published online in the current journal of the Journal of Great Lakes Research.

The breach is wider than the old culverts, and researchers are now waiting to see whether the anoxic deep brine layer re-establishes itself, and whether another «methylmercury factory will lurk at the bottom of the lake» Johnson says.

«When we collect sediment from the bottom of the lake, we can recognize sequences of plants that grew in a given area based on the shape of the fossil pollen left behind,» Shuman explains.

In the feature «In hot water» (SN: 5/13/17, p. 18), Science News reported that bacteria at the bottoms of lakes release methane, which bubbles up to the surface and adds to the atmosphere's greenhouse gas load.

At the bottom of a lake.

He and others say there is a risk that by disturbing the waters near the bottom of the lake, CO2 could bubble uncontrollably to the surface.