Anglais example sentences with "Reef"

The ship was wrecked on a sunken reef.
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I went snorkeling in a beautiful coral reef.
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Dynamite fishing is extremely destructive to reef ecosystems.
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The coral reef is the region's prime attraction.
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Scientists say more than half of Australia's Great Barrier Reef has been destroyed in the past 30 years.
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One could not guess that the setting of that film was Australia's Great Barrier Reef.
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The Belize barrier reef is the largest barrier reef in the northern hemisphere and is also famous for the Great Blue Hole, a popular diving spot.
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Australia's Great Barrier Reef is in danger.
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Acidification of the ocean will, in time, threaten the very existence of the Great Barrier Reef.
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Tom has a reef aquarium.
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Tom has a reef tank.
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Visible from space, the Great Barrier Reef is the largest structure on Earth made by living organisms.
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The Great Barrier Reef, located off the northeast tip of Australia, is one of the natural wonders of the world.
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Sadly, almost all climate models show that meaningful recovery of corals along the Great Barrier Reef may be very difficult, if it is even possible at all.
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Australia's Great Barrier Reef is threatened by climate change.
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The protected waters of Florida Keys National Marine Sanctuary are home to the third-largest barrier coral reef in the world and beckon millions of visitors each year.
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The famous white-sand beaches of Hawaii, for example, actually come from the poop of parrotfish. The fish bite and scrape algae off of rocks and dead corals with their parrot-like beaks, grind up the inedible calcium-carbonate reef material (made mostly of coral skeletons) in their guts, and then excrete it as sand.
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The corals benefit, in turn, as the algae produce oxygen, remove wastes, and supply the organic products of photosynthesis that corals need to grow, thrive, and build up the reef.
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Climate change and ocean acidification can result in mass coral bleaching events, increased susceptibility to disease, slower growth and reproductive rates, and degraded reef structure.
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Many coastal and island communities depend on coral reef fisheries for their economic, social, and cultural benefits.
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Unsustainable fishing on coral reef areas can lead to the depletion of key reef species in many locations.
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The state of Hawai‘i is developing management options to promote coral reef recovery from widespread bleaching events caused by warmer waters that threaten tourism, fisheries, and coastal protection from wind and waves.
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Tom snorkeled around the reef.
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Tom and Mary snorkeled around the reef.
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The Great Barrier Reef off Australia is facing one of its most widespread coral bleaching events on record, as water temperatures soar.

Scientists are calling on UNESCO (United Nations Educational, Scientific and Cultural Organization) to declare a unique coral reef system off the Egyptian coast a Marine World Heritage Site.

So far, the coral reef has resisted the effects of climate change bleaching coral reefs around the world. But, experts say visitors are now threatening the reef’s existence.

The marine conservation group educates local communities on how to protect coral reef ecosystems.

Tom really wanted to see the Great Barrier Reef, so he booked a ticket to Austria.

Australia’s Quantas airline charged almost $800 for an economy seat on a flight that offered views of attractions such as the Great Barrier Reef. The flight sold out in 10 minutes.

Australia’s Great Barrier Reef lost more than half of its coral populations between 1995 and 2017.

The Great Barrier Reef stretches across 2,300 kilometers down Australia’s northeastern coast and is home to a wide variety of marine life, making it the world’s largest coral reef ecosystem.

Researchers in Australia say a jelly-like sea sponge found along the Great Barrier Reef could provide clues about an elusive part of the human DNA.

In a study published Wednesday in the science journal Nature, Laurentian University geologist Elizabeth Turner detailed how she found fossilized three-dimensional structures that resemble modern sponge skeletons in thin sections of rocks taken from the remnants of a prehistoric ocean reef.

How would you do a reef knot that is difficult to untie?

Found in the water column above the reef, this is usually one of the first species a diver or snorkeller will see upon entering the water.

Reef habitats have already shrunk an estimated 30% to 50% since the 1980s, and experts say they could vanish almost completely in the next 20 years.

On a moonless summer night in Hawaii, krill, fish and crabs swirl through a beam of light as two researchers peer into the water above a vibrant reef.

And, while they found the pathogen Serratia marcescens in these other animals, the genetic analysis showed that only the strain from human sewage matched the strain found in white pox diseased corals on the reef.

One of the most pervasive species is the lionfish, a voracious predator from Asia that is depleting native coral reef fish in the Caribbean.

Researchers found that the worst pollutants on the Great Barrier Reef were not tiny bits of plastic, but microfibers containing synthetic polymers nylon and polyester.

The annual reconnaissance of the Great Barrier Reef off northeastern Australia has produced tens of thousands of images.

The Great Barrier Reef is a fragile ecosystem that is under threat from climate change.

The Great Barrier Reef is a crucial breeding ground for many marine species.

Parrotfish bite and scrape algae off of rocks and dead corals with their parrot-like beaks; grind the inedible calcium carbonate (reef material made mostly of coral skeletons) which is excreted as sand back onto the reef.

In response to the warning, Australian authorities say they are heeding the report's call for "ambitious, rapid and sustained" action to protect the reef.

Gabor noticed some reef sharks in the area.

Removing nuisance and invasive species will let the growing corals avoid expending energy competing for reef space.

He was well satisfied to be bashaw of an atoll, unused to greater comfort as he was, and enamored of reef and palm, and the lazy, unstandardized life of the South Seas.

The corals’ requirement for high light also explains why most reef-building species are restricted to the euphotic zone, the region in the ocean where light penetrates to a depth of approximately 70 meters.

Today was also the first day the scientists were able to get in the water. This is my first cruise to the monument and I was beyond excited to hear I would get a few hours to snorkel the maritime archeologist’s field sites. The archeology team and I were launched from one of the Hi’ialakai’s small boats and were soon hovering over a wreck that is thought to be an American whaling ship. It was particularly intriguing as a marine mammal scientist to be able to see large pots used to render oil from the whales, blubber hooks, and other whaling paraphernalia scattered along the reef. Marine mammals played such an important role in the human history of these islands, it is exciting to be able to return to these sites as a scientist and simultaneously learn about whales’ past and present influence on this area.

As their numbers have grown, much about the humpback, a species famous for its song, remains a mystery. Scientists do not know exactly, for example, where on Australia’s Great Barrier Reef they mate and calve.

Professor Peter Harrison from Southern Cross University has been collecting the coral spawn off Heron Island on Australia’s Great Barrier Reef. It is then placed into tanks, where it matures.

The Great Barrier Reef Marine Park is about the size of Japan and is so big it can be seen from outer space. It is home to more than 3,000 types of mollusks and 1,600 species of fish.

The reef is arguably Australia's greatest natural treasure. It stretches more than 2,300 kilometers down north-eastern Australia, and faces many threats, including climate change and pollution.

Millions of coral larvae are then placed back onto damaged areas of the reef that may not otherwise regenerate naturally. The larvae are put into large enclosures where their growth can be monitored. Early results are encouraging. It is estimated that 100 juvenile coral have survived, and are settling into their new home.

Kaplan says the low cost recorders can revolutionize how and how often we monitor reefs, and how we determine their health. He says this tool can help gather critical information, regulate boat traffic and even aid in rebuilding the reef ecosystem, by broadcasting sounds that will attract new denizens.

Kiessling, who is also a professor at Germany's Humboldt University, said in an interview that he was surprised to find that this idea of the reef as a cradle of evolution even applies to species not known as reef-dwellers.

They went on a snorkeling adventure in the coral reef.

A brightly colored school of fish was swimming together along the reef.

We spotted a school of fish swimming together near the reef.