Sentences with phrase «lake floor»

Because the fossils were originally entombed in lake floor sediments, the researchers suggest that Pappochelys spent a lot of its time in the water and around the lakeshore — a lifestyle similar to that of today's marine iguanas, Sues says.

However, instead of digging into the soil, they look for clues about our planet's climate history by studying coral reefs, digging into ocean and lake floor sediment and drilling deeply into glaciers and ice sheets.

Could dislodge toxins that settled to the lake floor and have a disastrous environmental impact

It measures depth up to 328 feet and it will alert you to a bunch of other things, too: fish, weeds, sand, and debris on the lake floor.

The imagery and other data from the mini-sub were used to survey the lake floor and help the WISSARD team verify that the rest of their instruments could be safely deployed into the lake.

They'll place an array of small seismometers called geophones around the perimeter of the lake, and also place an array of special waterproof seismometers on the lake floor.

Decaying organic matter on the lake floor sucked all the oxygen out of the briny layer, forcing microorganisms to find something else to «breathe.»

Dinosaur swim tracks have been controversial in the past; a swimming animal may touch down on a lake floor while fully or partially afloat, leaving irregular foot and stride patterns that make it difficult to say which animal made the markings.

Sand deposits on the lake floor show evidence of the influx of fresh water, which spread out over the salty lake water before the sand sank to the bottom.

The park's most famous attraction is the crystalline Five - Flower Lake — the startling blue water offers a window - like view to the bottom where fallen trees make a lace - like pattern on the lake floor.