How to use SONAR in a sentence

Looking for sentences and phrases with the word SONAR? Here are some examples.

Sentence Examples Heading aft towards the stern, we found the mizzenmast collapsed, which was why it had not shown up on the sonar. Lidar is a remote sensing technique that uses laser light in much the same way that sonar uses sound or radar uses radio waves. Whilst sound carries better in water than in air, that hasn't stopped mammals from using sonar in the air too. The ship lost its sonar dome and the starboard stabiliser in the grounding. A closed-circuit television and close-range sonar provides for viewing objects already detected by the shipboard sonar. Before the wells were dug, surveys and seismic testing had to be undertaken using sonar equipment, to find the best site for digging. At the time 14 beaked whales became beached on the same day that U.S. Navy destroyers where engaged in a sonar exercise. The sonar that will be used has a frequency of 170 kilohertz and is considered safe for the animals. Using echolocation, its sophisticated sonar system, each bat may catch and eat several stomachfuls of insects in a single night. New moves will be made this weekend by divers armed with sonar scarers used on fish farms to return him to the wild. But Balcomb said he is fighting, nonetheless, to prove that sonar is dangerous to orcas too. The search began with methodical, round-the-clock sonar scans of the predetermined search zone. The system also has three flank arrays on both the port and starboard sides and an intercept sonar. The bow planes are positioned close to the midship to improve the performance of the sonar. This area was last surveyed in 1949, before most of the modern sonar technology was available. Sonar technology, bioacoustics science to be used to detect manatees, alert boaters. The helicopter settled into a hover seconds later and dropped its dipping sonar into the water. Now, video footage and sonar data proves conclusively that the wreck is not Centaur. We were chasing an underwater target and having a good time, using sonobuoys before moving in for the kill with the dipping sonar. The ship carries two small hydrographic survey launches, equipped with high-frequency sonar to operate in depths of 10 to 260 feet. Show More Sentences Sonar surveying is the counterpart of photogrammetric mapping of the land surface. With radar, sonar, fish-finders and echograms she could pinpoint and capture whole schools of fish with chilling effectiveness. Like bats, dolphins use echolocation, an internal sonar system, to help them navigate, avoid predators and find food. Most bats emit sonar at ultrasonic frequencies around 20-60 kilohertz, and this is the range at which hearing moths are most sensitive! The incident happened in waters where the navy was conducting a massive sonar exercise. For instance, he said, its active and passive sonar systems are aging, thus shortening the range of its monitoring. The SUNS system can determine positions underwater by the use of small buoys which broadcast the position and time references by sonar signals. The knowledge the researchers gain about bat sonar is tested out on dolphins and applied to human sonar systems. While the animals lack sonar, they do posses superb directional underwater hearing and the ability to see in near-darkness. Sonar and sounding rods are relatively inexpensive and simple devices, but each has its own limitations. The parliament called upon member states to immediately restrict the use of high intensity active naval sonar in waters under their jurisdiction. The MHSS emulates tactical and sonar displays and provides a high fidelity simulation of the underwater acoustic environment and sonar image formation process. And evidence that sonar kills whales goes way beyond coincidence. Out in the Atlantic, vast Japanese factory ships work nonstop, using modern sonar detection to spot the tuna shoals they sweep the ocean clean of fish. Experimental Low Frequency Active Sonar, at peak level, produces a noise equivalent to standing five feet from the space shuttle on take-off. Some nets are even outfitted with sonar to allow fishermen to steer their nets around obstacles and keep fishing lines at the same depth as their target. On a project in Norway involving sonar work and diving in extreme conditions, Spencer drove for some 50 hours from Newcastle to Scandinavia with a vanload of equipment. Humpback recovery looks strong, but threats such as boat traffic, entanglement in fishing gear, sonar noise, and disruption of habitat and food supply remain. Performance options include GPS, echosounder, Broadband Radar, StructureScan Sonar Imaging, SonicHub marine audio and SIRIUS weather. High-resolution bathymetric data and side-scan sonar surveys of pockmarks, depressions up to 300 m long, were obtained by using an autonomous underwater vehicle. Show More Sentences On this occasion, despite her capable sonar system and the on-board diving team which can work to depths of up to 80 metres, the ship was unable to locate the mine. The towed sonar and towed decoys are launched from the stern of the ship. The Navy concluded that the presence of the whales in an ocean channel with calm water, which amplifies sound, caused the sonar to damage their ears. Royal Navy minesweepers have been competing for the award of excellence since the 1970s when it was inaugurated by the original sponsors, Thomson Marconi Sonar Ltd. She noted that government scientists investigating a number of cetacean beachings had attributed them to naval exercises involving mid-frequency sonar. You can almost hear the popping of rivets and the pinging of the sonar. Police, who are using sonar equipment and specialist diving teams, and coastguards are continuing to search the river and nearby areas of coastline. And who can forget Jatayu in his film Sonar Kella brandishing a kukri? The new study showed for the first time that bats catch insects by sonar as it is far more efficient than using vision, even during twilight. The truth is that LFA Sonar may have much worse consequences for whales and other marine life than the sonar used in the Bahamas incident. The sounds made by mid-frequency sonar are within the hearing range of humans as well as whales. Active sonar uses the reflection of sound emitted from the search equipment to detect submarines. The Navy already uses precision-machined electromechanical gravity gradiometers to help submarines navigate without noisy sonar. Another concept that affects safe navigation is the sparsity of detailed depth data from high resolution sonar systems. It was believed by the scientific community that sonar was leading to mass stranding of Hooded Seals. Environmentalists speculate that advanced naval sonar endangers some whales. Some scientists suggest that sonar may trigger whale beachings, and they point to signs that such whales have experienced decompression sickness. Meteor was equipped with early sonar equipment with which it produced the first detailed survey of the south Atlantic Ocean floor. Three vessels will be towing the underwater vehicles equipped with sonar and multi-beam echo sounders to search the plane. On board instrumentation included a high-precision cesium magnometer, a fathometer, side-scan sonar and a StrataBox. Show More Sentences The coauthor of the interim report stated that animals killed by active sonar of some Navy ships were injured. The military and resource extraction industries operate strong sonar and blasting operations. Naval exercises with sonar regularly results in fallen cetaceans that wash up with fatal decompression. The bats' sonar spies the amphibians' ballooning vocal sac, turning a sexual display into an invitation for lunch. We couldn't take the boat into the shallows near the reef because our sonar pinger was broken. The detected submarine was tracked by sonar, it was easy once they knew where to look. Healthy bats fly by echolocation, a sort of natural sonar, which helps them avoid contact with objects, including humans. The submarines carry the Thales Underwater Systems Type 2054 composite sonar. The military and geologists employ strong sonar and produce an increases in noise in the oceans. A team of international researchers has documented evidence for the first time that sonar altered the behavior and movement of beaked whales. Scout debuted its 350 LXF at the Miami International Boat Show with a Garmin GPSMAP 8000 Helm Series MFD, sonar and radar. Then they close in using sophisticated sonar to track the shape of the shoal. Tergiversator transmitted into the water carrier and escort propulsion noises and active sonar transmissions. Sonar was originally developed during World War II to locate enemy submarines, but was later applied to locating schools of fish. This turned out to be due to millions of marine organisms, most particularly small mesopelagic fish, with swimbladders that reflected the sonar. For months before his dive, Goddio scoured Abu Kir Bay using thousands of sonar readings to map the size, shape, and elevation of the seafloor. Sonar reflects off the millions of lanternfish swim bladders, giving the appearance of a false bottom. Additionally, civilian vessels produce sonar waves in order to measure the depth of the body of water in which they are. Dolphins search for prey primarily using echolocation, which is similar to sonar. The schnorchel also had the effect of making the boat essentially noisy and deaf in sonar terms. Show More Sentences Hull mounted sonar is employed in addition to the towed array, as the towed array can't work in shallow depth and during maneuvering. Since 2000, whale strandings frequently occurred following military sonar testing. Fugro will use two vessels equipped with side scan sonar, multibeam echo sounders and video cameras to scour the seafloor, which is close to 5,000 m deep in places. In addition, sonar technology gave an edge to detecting and catching fish. In the July 2 NATURE, Thorpe and Hallreport on a new means of monitoring this mixing process by using sonar and thermistors to track the movement of clouds of bubbles. The existence of such a ridge was confirmed by sonar in 1925 and was found to extend around the Cape of Good Hope into the Indian Ocean by the German Meteor expedition. After WWII, with the development of the homing torpedo, better sonar systems, and nuclear propulsion, submarines also became able to hunt each other effectively. Underwater noise is generated from shipping, the oil and gas industry, research, and military use of sonar and oceanographic acoustic experimentation. By following horseshoe bats in Tunisia and Bulgaria, Dr Teeling and her team found their sonar calls were closely connected to their chances of getting lucky. Accurate 3D position of the pipeline crossing location using the magnetometer, echo sounders, subbottom profiler, sidescan sonar and DGPS positioning. Rear Admiral Kenneth M Perry, Vice Commander, Naval Mine and Anti-Submarine Warfare Command, said a new hi-tech Kingfish sonar device was used in the drill. Beaked whales have stranded on beaches during sonar training exercises, prompting concern that sonar disrupted their behavior and precipitated the strandings. Bathymetric, side scan sonar, reflection and refraction surveys, and sub-bottom profiling will also be conducted to assist in developing an integrated site model. Birmingham's Supersonic festival is set to double the number of international visitors this year by taking inspiration from Barcelona's Sonar Festival. Passive sonar is a set of sensitive hydrophones set into the hull or trailed in a towed array, normally trailing several hundred feet behind the sub. Examples from Classical Literature The boys were familiar with sonar because of the Spindrift work on the Submobile. He adjusted the sonar pickups, turned the amplifier to maximum, and listened intently. He listened for code on the sonar equipment, but heard only the weird and nameless sea-sounds. But what good would it do anyone to stick a sonar device on an island like this? For instance, there must have been a sonar unit near where we swam at St. Thomas. The device features sonar and camera gear that enables it to detect protrusions on a ship's bottom. The fishermen are using VHF radio reports, thermal sensors, sonar and other gadgetry to tell them exactly where the tuna are. Amar Sonar Bangla was hosted by Bengali cultural organisation Saraswat Sangha and highlighted the best of Bengal, including its geography, history and food. Find more words! 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What is the plural of SONAR? Use our Sentence Generator Nearby Words sonar sonant Sonam Sona SON Son sonars sonata sonatas sonatina sonatinas Sonderweg