Free Republic

CHICAGO (STMW) – A bizarre scene is evolving on the Chicago lakefront, with Canada geese and mallard ducks gulping down dead or dying gizzard shad. A major die-off of what appears to be the 2010 class is happening in Chicago harbors. Thousands, perhaps far more than that, of dead gizzard shad in the 3- to 5-inch range are frozen in the ice of Chicago harbors or floating around in open patches of water. “Gizzard shad are pretty sensitive,’’ Lake Michigan Program biologist Dan Makauskas said. “On the toughness scale, the herrings are pretty soft.’’ Gizzard shad, members of the herring...

Gov. Janet Napolitano has permanently reinstated the Arizona Invasive Species Advisory Council, a group that addresses threats from non-native species such as the roof rat, the yellow star thistle and the recently discovered quagga mussel... the quagga mussel, which has caused extensive damage in the upper Midwest, was found in Lake Mead, Lake Havasu and Lake Mohave along the Colorado River... the Game and Fish Department announced that an invasive fish thought to have been eradicated in Arizona, the bighead carp, has been found in Tucson's Lake Kennedy. It grows quite large and can damage ecosystems. The department also said...