Fine sediment suspended in the water scatters sunlight, creating its famous shade of blue, while turtles and stingrays are clearly visible gliding along the sandy floor.
Not so China's poorer interior, where the dark colour of colas is associated with the dark tea traditionally used to mask the sediment in the local water.
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Clams also soften the sediment by expelling jets of water from between the valves of their shells.
In other words, instead of regulating the sediment directly, EPA decided that water was a pollutant.
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Moncayo drove a stick into the creek bed and churned the mud until the water grew clouded by sediment.
"It is important to note that based on water, soil and sediment testing already conducted, there is no indication of any risk to the public health or public safety, " the FBI said.
"It could be acidic water, it could be briny water, it could be water carrying all kinds of sediment, it could be slushy, but H2O is involved, " Edgett said.
United Utilities said this was caused by harmless sediment which normally lies at the bottom of water pipes and which can get stirred up due to the changes in pressure when a main bursts.
In the deep water, large swaths of Wilcox sediment slumped over the side of the continental shelf and were swallowed by a layer of salt that dates back to when the American continents pulled away from Europe and Africa.
The phosphates and nitrates stimulate it whereas the extra sediment suppresses it by trapping nutrients in the beds of such bodies of water.
As water moves through affected areas, it picks up both nutrients and sediment that would otherwise be held in the permafrost's icy grasp.
One risk is that the mining operations could generate huge plumes of sediment that could drift through the sea - choking any marine life that feeds by ingesting water and filtering out its food sources.
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That will then be followed by the water sampling device - its descent captured live by HD cameras - and then the sediment corer.
Sediment-carrying rivers have been diverted, sea level has risen (increasing the volume of water in the lagoon), a deep-water channel has been dredged for shipping, and turbid waters are killing the eel grass that stabilises mud flats.
The Aswan high dam, for example, is often cited as a cautionary example, a quixotic construction that now reduces the mighty Nile to a dribble before it trickles to the sea, leaving behind an explosion of water hyacinth, outbreaks of bilharzia, polluted irrigation channels and a build-up of sediment inland that would otherwise compensate for coastal erosion from Egypt to Lebanon.
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