Sentences with phrase «over a reef which»

This dive begins with a drop down over a reef which meets a sandy floor of 30 + metres.

Not exact matches

Romeo was the first device to be tested on a barge over open water instead of on a reef, as the US was quickly running out of islands upon which it could test nuclear weapons.

The data collected on the Palmyra reef is part of the 100 Island Challenge, the goal of which is to create a global perspective on how coral reefs are changing over time.

Rather than spreading out over the ocean floor, these cone - shaped creatures lived in crowded colonies, which hid their vulnerable body parts from predators — an ecological dynamic that occurs in modern reefs.

These waves propagated freely over the reef flat and even steepened at the beach into a turbulent breaking wave, which destroyed the town's seawall and many houses behind it.

Habitat refugia in which coral reefs have remained stable over time played a key role in preserving tropical marine fish biodiversity, a study highlights.

This would mean that, compared to other living coral systems, such as the Pacific atolls of Enewetak and Bikini, which have accumulated over more than 45 million years, the Great Barrier Reef is an infant in geological terms.

From the obtained data, we can estimate the total uptake of oxygen by the reef community, which expresses how much carbon is turned over within a defined area of the reef.

Australian scientists have been in open disagreement since 1991 over whether nutrients washed into the sea in fertiliser runoff and sewage pose a danger to the reef and, if so, which nutrients cause the most damage.

Coral skeletons are the building blocks of diverse coral reef ecosystems, which has led to increasing concern over how these key species will cope with warming and acidifying oceans that threaten their stability.

Over the past five years AIMS researchers have been studying the area, which is the only known CO2 seep site in coral reef ecosystems in the world.

Increased levels of atmospheric carbon dioxide could also significantly alter ocean temperatures and chemistry over the next century, which could lead to increased and more severe mass bleaching and other stressors on coral reefs.

«These temperatures are particularly extreme in regions when the tidal range is large when compared to the water depth over a reef, which can cause shallow water to «pond» within reefs for extended periods of time each day,» Lowe said in a statement.

They include Emily Callahan and Amber Jackson, who are using their skills and intellect to turn oil rigs into coral reefs; Nate Parker, the activist filmmaker, writer, humanitarian and director of The Birth of a Nation; Scott Harrison, the founder of Charity Water, whose projects are delivering clean water to over 6 million people; Anthony D. Romero, the executive director of the ACLU, who has dedicated his life to protecting the liberties of Americans; Louise Psihoyos, the award - winning filmmaker and executive director of the Oceanic Preservation Society; Jennifer Jacquet, an environmental social scientist who focuses on large - scale cooperation dilemmas and is the author of «Is Shame Necessary»; Brent Stapelkamp, whose work promotes ways to mitigate the conflict between lions and livestock owners and who is the last researcher to have tracked famed Cecil the Lion; Fabio Zaffagnini, creator of Rockin» 1000, co-founder of Trail Me Up, and an expert in crowd funding and social innovation; Alan Eustace, who worked with the StratEx team responsible for the highest exit altitude skydive; Renaud Laplanche, founder and CEO of the Lending Club — the world's largest online credit marketplace working to make loans more affordable and returns more solid; the Suskind Family, who developed the «affinity therapy» that's showing broad success in addressing the core social communication deficits of autism; Jenna Arnold and Greg Segal, whose goal is to flip supply and demand for organ transplants and build the country's first central organ donor registry, creating more culturally relevant ways for people to share their donor wishes; Adam Foss, founder of SCDAO, a reading project designed to bridge the achievement gap of area elementary school students, Hilde Kate Lysiak (age 9) and sister Isabel Rose (age 12), Publishers of the Orange Street News that has received widespread acclaim for its reporting, and Max Kenner, the man responsible for the Bard Prison Initiative which enrolls incarcerated individuals in academic programs culminating ultimately in college degrees.

For two hundred years, fleets of treasure galleons stuffed with silver and gold and emeralds had plied the Caribbean Sea, crisscrossed it every which way, from Key West down to Cartagena, from the Yucatán over to the Windward Islands, and every so often, one of those unpredictable West Indian cyclones would come spinning across the Caribbean and slam half the fleet onto shallow reefs, which ripped open the hulls and spewed that treasure all over the ocean floor.

With over 30 species of coral, some of which are listed as endangered, Olowalu Reef plays an important role in the local ecosystem.

The waterfall was originally a single stream, but gold hungry Scotsmen, hoping for an easier grasp of the reef over which the river streamed, and therefore an easier grasp of the precious gold the reef contained, dynamited the river in an attempt to divert its flow.

Within the country are some 185 miles of coastline, over 200 islands or cayes, (the largest and most populated of which is Ambergris Caye) thousands of acres of rainforest, mountains, mangroves, numerous rivers, waterfalls, and caves, and the world's second largest barrier reef.

Other available activities include tubing, exploring ancient ruins, fly - fishing and diving the Blue Hole, which is a natural limestone cave over 400 feet deep in the Belize Barrier Reef.

The Liberty shipwreck is not only completely encrusted in colourful corals, she is now a healthy living reef which is home to over 400 species of fish.

Croatia boasts over 3500 miles of coastline, two thousand of which belong to islands, cliffs and reefs.

There is a choice of two unique cruises (three or four nights), which can be combined over seven glorious nights, (in either order) for the ultimate Great Barrier Reef Cruise.

Because of the combination of northerly and southerly swells the Galapagos has a high degree of consistency over 70 % during the season, although some of the breaks are deepwater volcanic rock reef waves which take a moderate to strong swell to go off.

The white sand beaches are lined with mangroves and the brilliantly deep blue waters are home to the Colombia's largest coral reef, which is home to over a thousand different tropical critters.

Nicaragua, known as the «Land of Lakes and Volcanoes,» is home to more than seven active volcanoes, which over the years have provided the southern Pacific beaches with dramatic rock cliffs, numerous coves, velvety sand, and numerous reef breaks.

Victoria Bay is a popular spot for surfers, as the area has right - hand, reef - like waves which roll over small boulder - like rocks for about 200 m.

It is home to Hawai`i's LONGEST BEACH, the world's HIGHEST SEA CLIFFS, the LARGEST REEF SYSTEM found anywhere in the United States, and the state's HIGHEST WATERFALL, which cascades over a mesmerizing 1,750 feet.

Advanced surfers should head out to Roca Loca, which is quite a challenging point with clean breaks in deep water over the reefs.

In Indonesia, other contenders for the best dive sites are that which can be reached from liveaboard diving in Raja Ampat and in liveaboard diving in the Komodo Islands, avid divers from all over the world flock to Pulau Weh for the chance to explore their reefs.

Poseidon is a fast comfortable catamaran which will take you to the very edge of the Great Barrier Reef in just over one hour so you have five hours «out there» to swim, snorkel, dive or simply relax, at three magnificent sites.

Over the years many shells and hard and soft corals have attached themselves to the hull, which has become an artificial reef and naturally attracts large schools of fish from the flat, sandy seabed.

Reef fishing is also excellent and the reef system, which is only one - fourth to one - half mile offshore, runs over 180 miles along the coast of BelReef fishing is also excellent and the reef system, which is only one - fourth to one - half mile offshore, runs over 180 miles along the coast of Belreef system, which is only one - fourth to one - half mile offshore, runs over 180 miles along the coast of Belize.

There has been considerable controversy over the construction of this course, as some environmentalists believe that a golf course — which typically requires large applications of fertilizer and pesticides — could pose a danger, though run - off, to the ecologies of the barrier reef and sea.

There are four types of diving environments in the archipelago: first are the shallow inshore fringing island reefs where visibility is often poor but the diversity of marine life is unsurpassed; second are the offshore fringing reefs where the visibility is considerably better, and the coral much healthier; third are the pinnacles and small rocky islands which rise from the depths and attract larger marine life such as sharks and rays; and fourth are the banks which rise up from depths of over 300 meters and attract different types of marine life altogether.

That afternoon we headed out in the small safari boats into the breath - taking Danube Delta UNESCO Reserve, which boasts the third largest biodiversity in the world with over 5,500 species of flora and fauna and is exceeded only by the Great Barrier Reef and the Galapagos archipelago.

The wave, which is sucked over the reef, builts up to a hollow wave at both spots.

While ostensibly a sandbar beach break, the unique bottom configuration of sand over rock reef gives form to the consistently breaking peaks for which Santa Teresa is famous.

They nearly all break over coral reef which means very few are suited to complete beginners.

One of over 7,000 islands which make up the Philippines, this 125 acre tropical island is covered in part by jungle, edged with white sand beaches and surrounded by coral reefs and azure waters.

The surf which is breaking over reef (reef - breaks) can be challenging at about 5 foot plus for more inexperienced surfers, who need to be competent in surfing these type of breaks.

Synergy II sails over one of the seven natural wonders of our planet — the Great Barrier Reef — which has been created over millions of years with pristine waters teeming with marine life.

Rydges Esplanade Resort Cairns is the perfect hotel from which to explore the Great Barrier Reef, go skydiving over the mountains or beach or simply to go for a stroll along the promenade and to the Cairns Marina.

It has wonderful views and during low tide you can walk over the rocks to a large lagoon which is protected by a rocky reef.

Dylan's Right Is a hollow fast prefect right barrel, which breaks over shallow reef on the inside of a large southwest facing bay.

Waves make the long journey over the open Atlantic only to meet the steep Continental Shelf, which jacks up the swell as it rumbles across the reefs to create world class waves that are for the more experienced surfer.

Thanks to its tropical climate and the 300 - meter - long reef fish diversity is very large, from barracuda and triggerfish over rainbow mackerel and grouper to tarpon, further out, tuna, sailfish, bonito and pompano, which is very hard to catch.

Not really suitable for beginners because of the reef however there is a wave over in the middle of the beach which breaks over sand.

For guests who wish to see the iconic Great Barrier Reef there is no better departure point than Port Douglas as this is the closest you can get to the most pure body of water in the world which is home to over 1,500 species of reef fish, 411 types of hard corals, 30 species of marine mammals, six types of sea turtles, 134 species of rays and shaReef there is no better departure point than Port Douglas as this is the closest you can get to the most pure body of water in the world which is home to over 1,500 species of reef fish, 411 types of hard corals, 30 species of marine mammals, six types of sea turtles, 134 species of rays and shareef fish, 411 types of hard corals, 30 species of marine mammals, six types of sea turtles, 134 species of rays and sharks.

As well as this cultural beauty you can also enjoy the incredible physical beauty of the north east coast of Bali which offers all of the Balinese themes of countryside from towering volcanoes and mountains covered with rainforest and jungle down across the hills where memorizing patterns are carved into the landscape by the rice paddies and then coconut groves and other plantations lead up to the black and white sand beaches where there is crystal clear water which is flat over the coral reefs which are home to all kinds of unreal wildlife.

This boutiqe liveaboard dive and snorkel sailing boat is cosy and relaxing and features an onboard dive compressor which will make tank switch over's fast and easy so you can get back into the depths of the Cairns Great Barrier Reef quickly (nitrogen levels permitting).