Use of limited discharge recirculating aquaculture systems can reduce disease introduction and the potential negative environmental impact created by traditional pond culture where extensive water exchanges are being utilized. 

Due to advances in technology, water quality monitoring instruments can stay deployed in the field for longer intervals. Improved power management and battery life performance plus improved anti-fouling technologies to keep the submerged sensors clean translate to fewer trips to the field for maintenance of equipment by staff.

Are you getting the latest software and firmware releases to keep your YSI product running smoothly? Your instrument is only as good as you keep it.  Proper and routine maintenance is essential, just as much as having the most up to date software installed and running on your YSI instrument.  Having trouble downloading or installing new software?  Have no fear; a step by step guide is below to help you do this as quickly and as easily as possible!

Dissolved Oxygen Management and Related Costs in Pond Aquaculture

The different types of dissolved oxygen sensing technologies include optical, polarographic, and galvanic.  These differences can affect which DO meter you choose.

A variety of control strategies, varying in levels of complexity, are currently utilized for process control of activated sludge in wastewater applications.  The primary incentives for control and automation of wastewater treatment plants are compliance with effluent standards and cost reduction.  Several control strategies are described below including application, implementation, and advantages and disadvantages.

April 22, year after year, since 1970, has been celebrated around the world as a day to channel our focus and our energy towards the environmental concerns all around us. 
More than one billion people around the world, Monday, April 22, 2013 will be taking part in the festivities, will you be one of them?  There are hundreds of ways you can contribute to the cause; we have listed 10 easy ways you can here for the love of water.

Researchers in the eastern province of India are hard at work tracking changes in water quality in Chilika Lake, the second largest estuarine lake in the world. The scientists and government are formulating plans to protect and conserve this hotspot of biodiversity and a protected Ramsar Convention site.

You want good pH data.  Who doesn’t?  You deserve good data, but for good pH data you need to calibrate.  You need to calibrate well and calibrate often.  For more precise pH measurement, you should calibrate before each measurement, but a good rule of thumb to follow is to calibrate your pH meter at the beginning of each day.

Real-time Stormwater Monitoring System with Alerts Helps County Track Watershed Health and Maintain NPDES Compliance