Chicago in the 90s experienced something quite drastic one summer--thousands of dead fish were washed ashore as a result of the relatively new freshwater critters in town. Zebra and Quagga Mussels had been making there way through the Great Lakes system since the late 1980s and while the end results for a breach goer meant stunningly crystal clear water, the ecosystem was shifted. Come January 17th, 2007, the first of these mussels in California were found in Lake Havasu. more ›