Sentences with phrase «of microcystins»

Release and removal of microcystins from microcystis during oxidative -, physical -, and UV - based disinfection.

One possibility is that the spread of invasive quagga and zebra mussels in the lake has promoted the dominance of microcystin - producing cyanobacteria and has altered the lake's phosphorus cycle.

This tiny chip can detect minute amounts of microcystin in water — as little as one part per trillion.

Stumpf, whose research group monitors blooms in Lake Erie, measured extremely high concentrations (1,000 micrograms per liter) of microcystin in Lake Erie during the summer.

Not exact matches

The evidence of widespread contamination of the bay with microcystins from freshwater sources, for example, has caught the attention of inland water agencies and led to increased efforts to identify the sources.

But neither microcystins nor Dinophysis shellfish toxins have been included in the routine monitoring of California shellfish.

Since the detection of the toxin microcystin left nearly half a million Ohio and Michigan residents without drinking water for several days in early August, discussions of ways to prevent a recurrence have largely focused on the need to reduce the amount of phosphorus fertilizer that washes off croplands and flows into western Lake Erie to trigger harmful cyanobacteria blooms.

Like pea soup, a thick mat of toxic microcystins cyanobacteria on Lake Taihu in China gets stirred up in the wake of a boat.

In a high - light, oxidizing environment, microcystin - producing cyanobacteria have a survival advantage over other forms of cyanobacteria that are not toxic.

In 2009, one of her colleagues noticed a report that nearby Pinto Lake harbored a particularly nasty blue - green algae called microcystin.

microcystins A class of toxins produced by some algae.

This study is the first to document the presence of dissolved microcystin, anatoxin - a, cylindrospermopsin, and β - N - methylamino - L - alanine in Jordan Lake, a major drinking water reservoir in North Carolina.

The impacts of harmful algal blooms (HABs) in the Great Lakes are being assessed using a range of economic metrics capturing the loss of services provided by the lakes (e.g. increased drinking water treatment costs, property value losses, beach closures), as well as the direct effects of toxic microcystin on public health (Bingham et al 2015, IJC 2013)-- such events are expected to increase in frequency and severity in a changing climate (Michalak et al 2013).