How to use seabed in a sentence

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Sentence Examples Caught by bottom-trawling, which causes damage to the seabed, and is part of a complex mixed fishery, and so discards are a problem. Unlike the stern, the seabed at the bow is at 34m, with virtually no scour. At the top is the steering quadrant, while at the bottom the rudder lies flat against the seabed. The wreck lay intact on its port side, its masts and crane jibs spreading themselves across the sand and gravel seabed. Continue until the seabed drops, and when you reach the boulder-strewn sea floor, follow your compass bearing until you reach some angular rocks. At the midships section the keel is suspended above the seabed and there is plenty of space to swim through. Below us the seabed was strewn with small boulders and overgrown with beds of brown kelp. The clean seabed here aids visibility and light reflection across the site. The wreckage of the vessel was found last week on the seabed over 130 feet below the waves. It was possible to swim alongside the side of the wreck and look down towards the seabed. The source of the oil is unknown and is thought to have possibly sprung from an old wreck lying on the seabed which has rusted away. Salvors plan to install a rig on to the seabed next to the vessel to speed up the clearance process. We weren't going to disturb the seabed any more at that point but we brought it up. On the seabed, the ship looked massive, listing slightly to starboard and perfectly placed in a sand-chute which plunged over a wall. But a subsequent ministry study found arsenic levels in the seabed were 100 times higher at the dumping site than in other parts of the bay. Fish the two-hook rig on the seabed but lift the rod repeatedly to make the lures and bait work like swimming fish. Over the stern the rudder rests folded towards the seabed at 30m, but the propeller was salvaged soon after the ship went down. In the process it swung in the tide and broke its back as it settled across its own previous scour in the seabed. Some experts believe man-made global warming could trigger methane on the seabed to escape into the air again. Only recently have oceanographers been able to map the seabed in something near the detail possible on land. Show More Sentences Dropping down to the seabed, the smaller barbettes and guns could be seen, and huge 13.5in projectiles lay scattered on the sand. The reef peters out in 25m or so on a dark, sandy seabed where there is a healthy scallop bed. It is easy to imagine the shape of the seabed by looking at the bedding planes of rock in the nearby cliffs. Ministers have made it clear that such issues are separate from the seabed and foreshore legislation. My job is to follow clues left behind on the seabed of disasters that may have taken place hundreds of years ago. The Alcione C, a 54m Italian supply ship torpedoed by the Allies in 1943, stands upright on a 34m seabed. Adjacent coastal states have sovereign rights over the seabed mineral resources of the shelf. Oysters were harvested in Scotland as long ago as the stone age when the shellfish were gathered from the seabed close to the coastline. The seabed here is made up of heavy granite pebbles and shingle, so the visibility is often very good. Another problem with trawling for deep-sea fish is the damage that is done to the uncharted seabed. When I dived the Borgny, an old trawl net was draped round the stern along the seabed. The seabed images were used by the Navy in deciding which areas of shoals and reef needed careful investigations using the ship's echosounder. This due to the bill that sits deep in the seabed, making the anchor rotate around this. The flukes will be buried into the seabed. The very tip of a fluke is sometimes called the bill. The north and south moles connect to the shore and the seabed ascends from 30m to nothing along the length of them. Two blades of the propeller are buried in the shingle seabed, with the hub just clear. Other cabins and superstructure have long since rotted and crumpled to the seabed. It shows a car from below as it sinks toward the seabed amid a swirling shoal of silvery fish. These moorings can be used in most seabed situations, but commonly used in rocky areas where mushroom anchors cannot be used. At 10m the reef of boulders and rock gave way to a soft silt seabed covered in large patches of eelgrass. Show More Sentences Much of the island is an ancient limestone seabed that has been upthrusted by tectonic forces. Like the stern, the bow itself is upside-down, its line rising just off the vertical from the seabed with keel uppermost. The seabed is a combination of volcanic ash, black sand and mud, strewn with the detritus of a million passing boats. The creatures play an important role in the changing shape and composition of the ocean floor, as they sluggishly spring-clean the seabed. I could just pick out enormous square shapes on the seabed below, seemingly arranged in a regular pattern. Experts said they had been washed ashore by exceptionally strong north-easterly winds which had churned up the seabed off north Norfolk. The government is stalling on the estuary while it tries to find a way through its foreshore and seabed dilemma. They acted as an anchorage for the stanchions which, standing on the seabed, supported the harbours. With this bill it ignores a court decision, yet on the seabed and foreshore issue it heralds a court decision. The museum here is home to a famous statue, the Dancing Satyr, which was retrieved from the seabed by chance, in a fishing net. During the select committee process many submitters sought a longer conversation on the foreshore and seabed issue. Ten percent of the foreshore and seabed is owned down to the mean high water spring by Maori under Maori title. The foreshore and seabed being owned by a subset of New Zealanders instead of all New Zealanders is what the billboard is about. Down the years we did hear from time to time that it was being planned to raise the wreck from the seabed and recover much valuable property. The seabed is explicitly called the common heritage of humankind and cannot be claimed by any one country. The gun pintle stands securely in the centre of the platform but there is no sign of the gun, either on the platform or on the seabed below. The only signs of the burrowing molluscs are their water intake and outlet openings, just visible at the surface of a muddy seabed. The foremast had broken and sloped down to the seabed, but the funnel still stood and the wooden planking of the stern deck was intact and clean. We live on a small island that stands on the continental shelf, a shallow area of seabed that joins Britain to mainland Europe. The continental shelf is a relatively shallow area of seabed over which a great deal of marine life is found. Show More Sentences The water around a fish farm can become so heavily contaminated that no life can survive on the surrounding seabed. Further forward, the wreck is flat to the seabed, just a few curved plates rising above the sand, some with flanges and valves projecting. It usually takes between 15 and 30 minutes to get one of these big flatties to give in and move off the seabed. As this edition of Navy News was going to press a number of pontoons and moorings were being secured to the seabed around the warship. Having said that, on the seabed to the port side of the bows lies a large iron pendant, perhaps the remains of an anchor with broken flukes. The sandy seabed is popular with photographers seeking flying gurnards, flounders and cuttlefish. Access to our beaches, our foreshore, and our seabed is a basic right for New Zealanders. I come from Marlborough, and the line in the sand is the Marlborough foreshore and seabed. The National Party agrees that the foreshore and seabed should be Crown land. It was hard for the full-dress diver to walk across the seabed carrying the weight of the lead. The rocky seabed is covered in jewel anemones, dead man's fingers and hydroids. Still 8m off the 42m seabed, we finned over the deck gratings above the pressure hull. At the stern a large deckhouse containing cabins has collapsed, the steel roof now resting between the stern deck and the seabed. The propshaft protrudes from the keel, but the propeller has been salvaged and, as already noted, the rudder lies on the seabed below. One crew-diver controlled its height using a line that passed through a pulley fixed to the seabed and another at the vessel's stern. Seabed trawling destroys the structure and devastates the communities on the seabed, many of which take a long time to recover. The boilers and engine are the only parts of the Longwy that really stand out on an echo sounder, rising to 22m from a 27m seabed. The wreck of the vessel was located, 40 metres down on the seabed, later that morning. Scallop, oyster and crab dredges consist of steel frames and chain-mesh bags that plow through the seabed to sift out target species. Scuttling teams hope she will settle upright, as have sister ships Perth in Western Australia and Hobart off South Australia, on the sandy seabed. Show More Sentences The model was more sensitive to leaf orientation than leaf optical properties, seabed reflectance, or the average cosine of downwelling irradiance. So the 10m ropes provide an ideal home where they can remain suspended above the seabed and out of reach of starfish, crabs, whelks and other predators. Large searchlights that had festooned the foremast lay collapsed beneath it on the seabed and her main fore guns were still trained menacingly to port. The seabed is at 40m, but the upright wreck stands a good 12m proud. Near the seabed, an interesting feature is a large power capstan. The seabed under the arch is covered in large boulders 18m below, all covered in an algal fuzz that is home to large numbers of wrasse, bream and spiny starfish. Searchers reported seeing a large shadow on the seabed, suggesting the crashed jet has been located. Tunicates can overgrow sea scallops and mussels, and they may affect other species of clams and worms that live in the seabed below the tunicate colony. The gang spent several hours using quad bikes to speed along the seabed at low water as the rest filled hundreds of sacks of the winkles to load into waiting vans. Many of the Northwest Islands are joined together by tunnels carved through the solid rock of the seabed, the still unconnected islands are accessed by car ferries. It is in waters that can be very hostile and is 3,000m below the seabed which, itself, is at a depth of 350 metres making recovery of the gas a difficult and expensive task. The wind blew dry, salty air from the former seabed far to the south and east. This device, looking rather like a bloated torpedo, is equipped with lights and cameras that scan the seabed for debris. Each 6000kg sculpture is lowered to the seabed where it is drilled into the substrate to lessen the effects of turbulent weather. He is concerned the pressure tests will find other leaks in the seabed around the well. As we dropped off the tip of the bow to seabed level and swam along the wreck, we could see numerous portholes, all with heavy-duty deadlights securely fixed shut. We watched a yellow margined triggerfish as it scoured the seabed below. Astern of the engine-room area is a short gap where the ship broke her back, then you reach the propshaft, suspended above the seabed by the remains of the donkey engine. The deck here used to be intact but now it has peeled off and fallen to the seabed, leaving a tangle of debris from below the deck and exposed ribs poking up from the hull. The seabed generators consist of an array of massive propellers that are spun around as the tidal flow rushes past and drive a dynamo that produces energy. Show More Sentences Everybody was given certainty about that, and there was no fuss or bother, so why did the Government not do the same with regard to the seabed issue? If the rig could be damaged and its contents lost, a spokeswoman for the agency asked, could not DU shells be swept away or moved from the seabed too? It details every stage in the painstaking process of lifting a damaged, nuclear-armed submarine off the seabed in one of the most unwelcoming stretches of water in the world. If the cable is severed then the submersibles are designed to sink to the seabed before the ballast in their tanks is jettisoned so that they rise to the surface. She's in very good condition, in an upright position on the seabed. Swimming forward of the bridge, the wreckage resembles that of the stern decks, except that the anchor machinery and forward masts have fallen to the seabed. I noted, as we went through the consultation hui on the foreshore and seabed, that we were graced in some way with the presence of several members of the National Party. Since then, the wreck must have been salvaged, because the deck and sides of the hull have collapsed and most of it is only a metre or two above the seabed. Original photographs show arched cable guides over the deck here and big Samson posts, all now buried beneath the debris of the deck on the seabed. Studies off northwest Africa found they favor areas where the seabed slopes steeply, creating strong currents and upwellings, which tend to support higher prey densities. The wreck lies on an even keel, but is mostly broken down to the seabed. Skipper Dave dryly remarks that he isn't so sure about this one, as it lies on a flat sandy seabed close to a small reef and he doesn't have it buoyed. Scientists are currently investigating life on the seabed across the whole Marine Park as part of the Great Barrier Reef Seabed Biodiversity Project. Shrinking sea ice is significantly increasing the rate at which icebergs scour the Antarctic seabed, taking away large swathes of marine organisms in the process. Standing 15 metres in height, the turbine support frame uses hydrofoils which use the down-thrust from tidal currents to hold the structure firmly on the seabed. The method destroys or disturbs delicate, slow-growing seabed communities. The fact is that neither in the Treaty of Waitangi or anywhere else did Maori ever agree to relinquish their guardianship or rights over the foreshore and seabed. A little further aft, pintles and ammunition for machine guns and rapid-firing anti-aircraft guns lie on the seabed, with a gun and its armoured shield among the debris. At Zephyros, in 30m of water, the flukes of a sizeable anchor are visible, the chain running along the base of a cliff which rises spectacularly some 10m off the seabed. If the dry land is inseparable from the wet, then the East Coast is where the government's new foreshore and seabed law is going to hurt most, like a bomb in a crowded room. Show More Sentences He said an attempt would be made to raise the submarine from the seabed and that financial assistance will be offered to the families of the dead. Steel jackets are structural sections made of tubular steel members, and are usually piled into the seabed. Wells in which no radiotracer is found are separated by fault lines under the seabed. Orange roughies, some born when Ned Kelly was a boy, gather to spawn around submerged mountain peaks that rise a kilometre from the seabed. Known as ghais in Arabic, these men used to dive without any breathing equipment to collect pearl oysters from the seabed. This occurs by sand eroding from the coast and filling out the seabed just off the beach. Marine researchers now say such trawling worldwide destroys a seabed area twice the size of the contiguous United States each year. The boundary determines the ownership of seabed oil deposits and other ocean resources. These devices typically have one end fixed to a structure or the seabed while the other end is free to move. This is a bar or blade which is pulled over the seabed behind any suitable ship or boat. Fishing dredges are used to collect various species of clams, scallops, oysters or crabs from the seabed. With the centuries long heavy international seatraffic of Skagerrak, the seabed also holds an abundance of shipwrecks. In shallow water the base of the wave is decelerated by drag on the seabed. The young cod then move to the seabed and change their diet to small benthic crustaceans, such as isopods and small crabs. They result from seawater becoming heated after seeping through cracks to places where hot magma is close to the seabed. These units are usually moored to the seabed through a spread mooring system. The jetton is identical to six found on Henry VIII's flagship Mary Rose when she was raised from the seabed off Portsmouth. A GBS can either be steel or concrete and is usually anchored directly onto the seabed. Spars are moored to the seabed like TLPs, but whereas a TLP has vertical tension tethers, a spar has more conventional mooring lines. From each developer berth, the subsea cables follow back along the seabed and then pass under the beach and into an onshore substation. Show More Sentences An area of seabed is also available for rehearsal of deployment techniques. In 1928 he received his doctorate with a thesis on the geology of the seabed of the English Channel. Later, the American antenna mine was widely used because submarines could be at any depth from the surface to the seabed. A steel cable connecting the mine to an anchor on the seabed prevents it from drifting away. After reaching its destination, it sinks to the seabed and operates like a standard mine. The processes of orogeny can take tens of millions of years and build mountains from plains or from the seabed. A member of the Russian team that descended to the North Pole seabed in August 2007 reported seeing no sea creatures living there. At a spreading center basaltic magma rises up the fractures and cools on the ocean floor to form new seabed. In this model, the seabed height is determined by the oceanic lithosphere temperature, due to thermal expansion. Extending from the bottom of the photic zone down to the seabed is the aphotic zone, a region of perpetual darkness. The team sailed across the Chukchi Sea and recorded meteorological and astronomical data in addition to taking soundings of the seabed. As it drifts into shallower waters, it may come into contact with the seabed, a process referred to as seabed gouging by ice. This is most evident on the north coast between St Just and Zennor where the remains of the ancient seabed of the Pliocene era are visible. The ship is also designed to have a shallow draft and can sit on the seabed when there is insufficient water. After the frame was properly attached to the hull it was slowly jacked up on four legs straddling the wreck site to pull the ship off the seabed. As part of this process, the East Pacific Rise propagated up the middle of the Gulf along the seabed. The surrounding elevated seabed is called the Rockall Bank, lying directly south from an area known as the Rockall Plateau. Trawl performance measures considered were door and wing spread and the contact of the footrope and lower bridles with the seabed. However, a lot of wildlife also depends on the cliffs, salt marshes and sand dunes of the adjoining shores, the seabed and the open sea itself. The seabed southwest of the Isle of Man is particularly noted for its rarities and diversity, as are the horse mussel beds of Strangford Lough. Show More Sentences However, many animals of the seabed, the open sea and the seashore spend their juvenile stages as part of the zooplankton. The seabed under the Celtic Sea is called the Celtic Shelf, part of the continental shelf of Europe. The Convention covers the whole of the Baltic Sea area, including inland waters and the water of the sea itself, as well as the seabed. In 1971, the remains of Henry VIII's flagship, the Mary Rose, was rediscovered on the seabed. Silurian rocks form the Southern Uplands of Scotland, which was pushed up from the seabed during the collision. An agreement was made with other seabed mining nations and licenses were granted to four international consortia. This behaviour had a profound and irreversible effect on the substrate which transformed the seabed ecosystems. All of these early vertebrates lacked jaws in the common sense and relied on filter feeding close to the seabed. This device floats on the surface of the water, held in place by cables connected to the seabed. Benthos is the community of organisms which live on, in, or near the seabed, the area known as the benthic zone. The seabed has been explored by submersibles such as Alvin and, to some extent, scuba divers with special equipment. On and under the seabed are archaeological sites of historic interest, such as shipwrecks and sunken towns. The side of the body without the eyes, facing the seabed, is usually colourless or very pale. Nephrops norvegicus adults prefer to inhabit muddy seabed sediments, with more than 40 percent silt and clay. The Russian Federation is claiming a large swath of seabed along the Lomonosov Ridge but confined to its sector of the Arctic. In addition, it is believed that the Arctic seabed may contain substantial oil fields which may become accessible if the ice covering them melts. The S notation refers to the shape of the pipeline as it is laid onto the seabed. Alternatively, the soil excavated from the seabed during trenching can be used as backfill. The latter are best representations of the actual seabed, as in a topographic map, for scientific and other purposes. The focus of the tremblor was at a depth of 40 km beneath the seabed. Show More Sentences A leadline, also known as a footrope, is the weighted line that extends between the doors along the bottom of the net and helps to keep the net close to the seabed. At the other extreme, a rocky seabed is expensive to trench and, at high points, abrasion and damage of the pipeline's external coating may occur. When filled with thousands of pounds of marine organisms, rocks, and mud, and dragged for miles across the bottom, the trawlnet itself can also disturb the seabed. Recent storms had exposed seabed that had lain under two metres of sand. In the March 11 NATURE, they describe shrimp with chalky-white eyes, indicating degraded photopigments, at two fields of hydrothermal vents on the Atlantic seabed. As the first tank rolled forward onto the ramp, its weight would tilt the forward end of the ramp into the water and push it down onto the seabed. However, the groupings of animals present depend to a large extent on whether the seabed is composed of rock, boulders, gravel, sand, mud or even peat. The company said the well was shut in on Wednesday and the flowline on the seabed has been isolated and depressurised, considerably reducing the leakage. They feed on the corals, sponges, and bryozoans that litter the seabed. Necessary data includes water depth, currents, seabed, migration, and wave action, all of which drive mechanical and structural loading on potential turbine configurations. Nodules lie on the seabed sediment, often partly or completely buried. This made it virtually impossible to pass cables under the hull and required far more lifting power than if the ship had settled on a hard seabed. They were not able to land, but dredged the seabed for geological samples. As tide current pulled the boat, the spikes scraped seabed material loose, and the tide current washed the material away, hopefully to deeper water. Overlaps between the two groups were resolved, but a decline in the demand for minerals from the seabed made the seabed regime significantly less relevant. These are usually used to recover useful materials from the seabed. Dangeard's main focus of research was the investigation of the seabed. In separate statements, both girls described how grooves on the seabed combined with sudden crashing waves and a rip tide had left them unable to touch the floor. Before the start of the Cambrian, their corpses and droppings were too small to fall quickly towards the seabed, since their drag was about the same as their weight. On the seabed the abundance of nodules varies and is likely controlled by the thickness and stability of a geochemically active layer that forms at the seabed. Show More Sentences Brine pools are another seabed feature, usually connected to cold seeps. Drawback can exceed hundreds of metres, and people unaware of the danger sometimes remain near the shore to satisfy their curiosity or to collect fish from the exposed seabed. In recent years satellite images show a very clear mapping of the seabed, and are used extensively in the study and exploration of the ocean floor. The Persian Gulf averages about 35 metres in depth and the seabed between Abu Dhabi and Qatar is even shallower, being mostly less than 15 metres deep. This type of mine had a copper wire attached to a buoy that floated above the explosive charge which was weighted to the seabed with a steel cable. The benthic zone or seabed provides a home for both static organisms, anchored to the substrate, and for a large range of organisms crawling on or burrowing into the surface. The most recent layers of sedimentary rock were formed as the seabed of the ancient Champlain Sea at the end of the last ice age about 14,000 years ago. This discontinuous set of data points was obtained by the simple technique of taking soundings by lowering long lines from the ship to the seabed. Strong intertidal currents wash the 'seeds' around on the seabed, where they accumulate layers of chemically precipitated calcite from the supersaturated water. Examples from Classical Literature Sea pig Pink and about five inches long, they gather in large numbers to feed on whales' bodies on the seabed. These trawls have chains, teeth and steel wires on the bottom to stir the fish and shellfish off the seabed and into the net. Once settled on the seabed the vessel can then close to remove the DWEMLB using an ROV and prepare for placing the countermining charge. Find more words! 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Words that rhyme with seabed What is the plural of seabed? What is the noun for seabed? Use our Sentence Generator Nearby Words seabeach seabass seabags seabag SEA Sea seabird seabirds seaboard sea-born seaborne seabreeze 6-letter Words Starting With s se sea seab seabe