Sentences with phrase «from seawater samples»

Environmental DNA from Seawater Samples Correlate with Trawl Catches of Subarctic, Deepwater Fishes.

We have applied «whole - genome shotgun sequencing» to microbial populations collected en masse on tangential flow and impact filters from seawater samples collected from the Sargasso Sea near Bermuda.

[Philip Francis Thomsen et al., Environmental DNA from Seawater Samples Correlate with Trawl Catches of Subarctic, Deepwater Fishes]

Not exact matches

The team used samples of seawater to determine how nitrogen is removed from the oceans.

Björn Olsen of Uppsala University in Sweden and colleagues took seawater samples between 10 and 300 metres away from Chile's Antarctic research stations, Bernardo O'Higgins, Arturo Prat and Fildes Bay.

Toward that goal, scientists have scooped samples of seawater from a variety of latitudes and studied the rich broth of microorganisms they contain in simulator tanks built into the decks of ships.

A flow meter measured seawater volume, which was pumped through external ports at predetermined times, and multiple 200um - mesh filters retained the plankton from separate samples.

A flow meter measured seawater volume, which was pumped through external ports at predetermined times, and multiple mesh filters retained the plankton from separate samples.

But monitoring mercury levels in the oceans has proven a challenge for researchers because the metal is present only in tiny concentrations in seawater, and gathering samples from different oceans requires time and resources.

For the first time, scientists from the University of Hawai'i at Mānoa (UH Mānoa) and the Monterey Bay Aquarium Research Institute (MBARI) will deploy a small fleet of long - range autonomous underwater vehicles (LRAUVs) that have the ability to collect and archive seawater samples automatically.

«The combination of water and halogens found in the volcanic glasses enables us to preclude local seawater contamination and conclusively prove the water in the samples was derived from the mantle,» Dr Kendrick said.

The team analysed samples of volcanic glass from the Atlantic, Pacific and Indian oceans that contained traces of seawater that had been deeply cycled throughout Earth's interior.

By employing a technique they developed that involves collecting methane from roughly ten thousand gallons of seawater per sample, they made a surprising discovery: ancient - sourced methane is indeed being released into the ocean; but very little survives to be emitted to the atmosphere, even at surprisingly shallow depths.

A tough, clever device called a hydrocast carousel can autonomously gather seawater samples from a mile down.

Using a process called metagenomics, DeLong catalogued all the genes he could find in a sample of seawater from the north Pacific.

Buesseler says that during his own sampling survey in waters 30 to 600 kilometres from Fukushima in June 2011, three months after the meltdown, the highest levels he found were 3 Bq of caesium - 137 per litre of seawater.

Oceanographers studying the chemistry of seawater in three dimensions need samples from various depths.

From samples of seawater, Jota Kanda of Tokyo University of Marine Science and Technology estimated last year that about 0.3 terabecquerels (TBq) of radioactive material are leaking into the sea each month.

In order to solve this question, the team took samples from the seabed, from the boundary layer between the seabed and seawater, as well as from different water layers in the tropical oxygen minimum zone during the Expedition M92 with the German research vessel METEOR in January 2013.

Cesium - 134 was detected in samples of seawater taken from Oregon - is there reason for Americans to panic?

The shallow coral reefs off Kahekili, West Maui, are exposed to nutrient - enriched, low - pH submarine groundwater discharge (SGD) and are particularly vulnerable to the compounding stressors from land - based sources of pollution and lower seawater pH. To constrain the carbonate chemistry system, nutrients and carbonate chemistry were measured along the Kahekili reef flat every 4 h over a 6 - day sampling period in March 2016.

Iris Hendriks of the Mediterranean Institute for Advanced Studies recently analyzed data from a wide sample of research into how individual organisms respond to increased carbon dioxide in their seawater.

The scientists collected seawater from various depths and measured the ratios of certain oxygen and nitrogen isotopes in the samples.