Zebra mussels have been a problem in the Great Lakes region for morethan a decade. The fingernail sized invasive species has threatenednative plant and animal populations. It has also wreaked havoc withwaterfront industries and commercial fishing. But the pest has recentlydisappeared from one of the main rivers in the region. The Great LakesRadio Consortium’s Jonathan … Continue reading River Zebra Mussel Population Dwindles