Sentences with phrase «researchers from shark»

Basically like a modern version of a suit of armor, this steel mesh suit is designed to protect researchers from shark bites as they swim among sharks.

Not exact matches

Other researchers have suggested that the head acts as a hydrofoil to help the shark swim, or that the shark benefits from having chemical, electrical, and pressure sensors spread out along the head's leading edge.

When the frightened creatures froze in place and covered the cavity leading to the gills with their tentacles, the voltage in the water nearby dropped by about 80 %, the researchers report online today in the Proceedings of the Royal Society B. Subsequent lab tests on two types of sharks revealed that the tactic works beautifully: When the researchers generated voltages to simulate the presence of a resting cuttlefish, the sharks could detect the electronic equipment from a distance of 20 centimeters and struck at it 62 % of the time.

Measures including the current prohibition of commercial fishing from large vessels within 50 nautical miles from the coast have resulted in some protection, but the researchers say that this new information highlights that hammerhead sharks may still be in danger, due to their use of both coastal and offshore waters during early life stages.

Normally, radiocarbon dates have error ranges of several centuries, but the researchers could improve the estimates because the smallest sharks measured showed the «bomb pulse» — a huge increase in global radiocarbon released from the hundreds of nuclear weapons tested in the 1950s and»60s.

However, an uneven electric field neatly pulls the liquids apart at lower field strengths and a wider range of temperatures, physical chemist Ludwik Leibler and colleagues at the City of Paris Industrial Physics and Chemistry Higher Educational Institution (ESPCI) report in the 29 July issue of Nature.Using a pair of indium tin oxide electrodes painted onto a glass slide, the researchers separated a mixture of silicone oil and paraffin derived from shark liver oil.

Within a day or so, the shark researchers in California would receive an automatic e-mail notification from POST regarding their subjects» recent whereabouts.

The mere presence of filter feeders as large as Tamisiocaris suggests that Cambrian ecosystems were much more productive than previously recognized, the researchers contend: As seen in modern species as diverse as fish, sharks, and whales, large animals can successfully exploit small prey only when they can be sieved from the environment in great concentrations.

Brown - banded bamboo sharks can sense these fields even before they've hatched from their egg cases, researchers report today in PLOS ONE.

To begin to answer these questions, researchers from Conservation International and the Georgia Aquarium have placed satellite tags on whale sharks in various locations around the world, including Cenderawasih Bay.

Researchers from The University of Western Australia and Australian Institute of Marine Science, (AIMS) and collaborators across the Indian Ocean have completed a huge photo - identification study to assess the seasonal habits of whale sharks in the tropics.

To construct the growth curve, researchers combined recently published information on white shark longevity with a further look at band pair counting on vertebral samples from 77 white sharks (Carcharodon carcharias), 41 male and 36 female.

In a paper published Monday in Scientific Reports, Chuck Bangley, a postdoctoral researcher at the Smithsonian Environmental Research Center, and his colleagues analyzed data from the North Carolina fisheries» department, which compared the temperature, oxygen and salinity of the water to the number of sharks near Pamlico Sound, part of the stretch of water between the islands of the Outer Banks and the rest of the state.

Researchers found that due to warming waters, the edge of the sharks» range could shift as much as 40 miles poleward per decade, pushing the sharks away from the warming oceans near the equator into different habitats.

Just a short «jalan jalan» from the beautiful shark researcher oasis of Villa Nangka, Oceans 5 dive center bustles with organized vivacity.

The BRUV project is part of a collection of researchers from Florida International University (FIU) to estimate and compare the relative abundance of predator fish species, including sharks and rays, inside and outside marine protected areas (MPA's).

Global FinPrint is a three - year survey of reef sharks and rays throughout the world and is led by researchers from FIU in collaboration with Australia's James Cook University, Curtin University and the Australian Institute of Marine Science, as well as Canada's Dalhousie University.

According to a press release from FIU, researchers deployed baited remote underwater videos (BRUVs) to monitor the abundance and distribution of sharks and rays, and surprisingly found thriving populations of rays after analyzing the hundreds of hours of video footage.

From the photographs collected of individual sharks» dorsal fins, which have unique marks and jagged edges, the researchers estimate that there are 219 adult and sub-adult white sharks in the region.

In June 2016, shark researchers from the environmental group Beneath the Waves and the University of Miami affixed satellite transmitters to the dorsal fins of 10 blue sharks in the northwest Atlantic and collected data on their location over a 110 - day period.

By combining that data with records from shark fin trading houses, the researchers determined that the volume of shark fins represented in the trade is three to four times higher than reported catches.»

However, that might change with a new method for using the «zip code» found in shark DNA, which helps researchers know exactly what part of the coastline a fin came from.

A new project from researchers at Stanford University uses a wave - powered, gliding robot to track tagged great white sharks off the coast of San Francisco.

By looking closely at the «zip code» embedded in the DNA of the fin, the researchers can pinpoint from which population that shark came, and therefore get a step closer to finding out who is exploiting the species.