Water Quality Sampling

Harmful Algal Blooms/Algae

Why Monitor for Algae

August 17, 2020

ALGAE Let's talk about why people monitor for algae. The amount and type of algae can tell...

Water Quality Continuous Monitoring

Why Monitor for Dissolved Oxygen

June 18, 2020

DISSOLVED OXYGEN Why do we monitor for dissolved oxygen in water? Let’s talk about why people...

Water Quality Sampling

YSI ProSwap Multiparameter Instrument Overview

February 12, 2020

Swap one smart sensor for another with the ProSwap digital water quality meter! Featuring...

Water Quality Sampling

ProSolo Winners Drawing - And Enter to Win One!

January 27, 2020

Here are the Enter to Win a ProSolo winners from the January 2020 drawing! Congrats! Of course,...

Water Quality Sampling

YSI ProSolo Optical DO Overview

December 11, 2019

The ProSolo ODO is YSI’s most advanced optical dissolved oxygen field meter. Paired with the...

About YSI

Thornton Creek Restoration | Urban Watershed

December 04, 2018

A wilderness teems just out of sight in rivers, actually below the rivers in the saturated soils,...

Harmful Algal Blooms/Algae

Total Algae Sensor

February 27, 2018

Check out the new YSI total algae sensor! The ProDSS Total Algae sensor is a dual-channel...

Water Quality Continuous Monitoring

YSI Surface Water Solutions & Capabilities

January 08, 2018

YSI Surface Water solutions and capabilities for monitoring, sampling and testing. Check out our...

Water Quality Sampling

Water Quality Meters - Measure Water Quality...

January 04, 2018

Whether measuring water quality in a remote location or in a laboratory, you should be able to...

Water Quality Sampling

YSI ProODO Optical Dissolved Oxygen Meter Video

January 04, 2018

ProODO optical dissolved oxygen meter has been replaced with the YSI ProSolo ODO.