نتایج جستجو برای: bottom trawling
تعداد نتایج: 60372 فیلتر نتایج به سال:
It is estimated that within the UK exclusive economic zone (UK EEZ), 524 Mt of organic carbon (OC) stored seabed sediment. However, stability and potential vulnerability OC in these sediments under anthropogenic stressors, such as bottom trawling activity, remains poorly quantified. To improve our understanding areas where sedimentary likely to be at greatest risk from events, we have developed...
Unusual peaks in turbidity were detected in two branches of the Whittard Canyon in June 2013. Enhanced nepheloid layers (ENLs) were defined as layers with concentrations of suspended particulate matter exceeding those of nepheloid layers typically observed in a given region. Here, ENLs had peaks in turbidity and elevated suspended particulate matter concentrations exceeding ~1 mg L(-1) with the...
S U M M A R Y Inhomogeneous noise sources surrounding stations produce asymmetric amplitudes in crosscorrelation functions that yield preferential source directions. Here we show that preprocessing biases the dominant source direction estimate towards the source producing long-duration signals by down-weighting high-amplitude signals. Tests with both synthetic data and observations show that co...
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