Waterways, Maintenance Dredging, and Contaminated Sediment Removal Dredging is essential for creation or maintenance of navigation channels, as well as for removing contaminated sediments. The contamination of water by dredged sediments is regulated...
Scintillation is what makes stars twinkle. It is what causes mirage in deserts or on hot surfaces. It is what causes shimmer underwater in the vicinity of hot vents in oceans. These effects result from temperature fluctuations in air or water. The same...
For the LISST-100X and LISST-Portable particle sizers, the user has an option to choose between two different shape models for inverting the scattering pattern into a size distribution. The two models are called Spherical and Randomly shaped particles. The...
LISST-Portable used by USGS in stormwater research [Sequoia, May16, 2012] Sequoia’s LISST-Portable is used for stomwater research by Bill Selbig with the USGS Water Science Center in Wisconsin. He is featured in an article...
Updated 29 April, 2016 The loss of accuracy, i.e. error in concentration can be caused by a number of factors. Overall, the accuracy of LISST instruments is demonstrated by this vertical profile taken in a river by USGS scientists. The black points are...