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Floc and Turbulence Studies with LISSTs

August 29, 2024

Sequoia’s Laser In Situ Scattering and Transmissometry (LISST) particle size analyzers have significantly advanced the understanding of flocculation in aquatic environments. Since the mid-1990s, LISSTs have often replaced or supplemented older technologies...

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LISSTs and microplastics

June 18, 2024

In 2019 Sequoia published a short note on our website regarding the feasibility of measuring plastic particles in situ. Two main conclusions were drawn: If one considers the number concentration of plastic particles (α), and the sampling volume (SV)...

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LISST Instruments in Benguela Upwelling System

February 1, 2023

Sequoia Scientific LISST Instruments in Benguela Upwelling System In May of 2022 the French research vessel Tara sailed northward along the Western coast of Africa as part of the multi-year Microbiomes mission. Several instruments from Sequoia Scientific...

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Are all bubbles spherical?

October 24, 2022

Bubbles in water are studied intensively. For modeling and measurement purposes it is sometimes assumed that bubbles are spherical, but this is only true up to a certain size: When the hydrostatic pressure difference from top to bottom of the bubble is...

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