With the Great Marsh, New England’s largest salt marsh, snaking through Newbury, many residents are regularly drawn to the water for boating, clamming, and other activities.
“Our Board of Health sent out a recommendation that after-dusk activities be curtailed,” Story said, “but our commercial clam diggers aren’t governed by dusk to dawn. They are governed by the tides.”
In Cambridge, city officials are discussing canceling nighttime outdoor activities, the first time that has happened since 2000, when West Nile arrived here and little was known about how it was spread, said Sam Lipson, the city’s director of environmental health.
As West Nile makes more and more people sick in Massachusetts and across the country, disease trackers fear the infections may be a harbinger.
The virus has the ability to mutate and adapt, Dr. Robert Haley of the University of Texas Southwestern Medical Center, wrote in an article Friday in the Journal of the American Medical Association. West Nile virus, he said, “is likely to remain a serious threat into the foreseeable future.”
Kay Lazar can be reached at firstname.lastname@example.org.