…Wherein we’ll learn about the LISST-ABS and the LISST-200X (Part XI can be found here: https://www.sequoiasci.com/article/the-history-of-sequoia-part-xi/) In 2013 Yogi came up with an idea for a point sensor for measuring suspended sediment concentration;...
O-rings are so ubiquitous today – at least for all of us building underwater instrumentation for the underwater technology industry – that we generally think of them as something that has always been around. But that is not the case. The other night...
New release of LISST-ABS software v2.1 – improved LISST-AOBS capability! To accommodate the growing number of LISST-AOBS customers, the LISST-ABS software now also handles LISST-AOBS data. The LISST-ABS software v2.1 will now connect to a LISST-ABS...
Since 1995, Sequoia Scientific, Inc. has been the global leader in technologies for submersible and field measurements of particles and particle size distributions. This article shows a few examples where our instruments have been used for various dredging...
The USGS has evaluated Sequoia’s LISST-ABS at 10 streamflow-gaging stations, collecting LISST-ABS and suspended sediment concentration (SSC) data between January 2016 and February 2018. The evaluation also compared the LISST-ABS to standard turbidity...