158278 quagga-invade0417

158278 quagga-invade0417 — 04/16/2009 — Three-year-old Quagga (cq) mussels about the size of a dime that were removed from Lake Pleasant. Arizona Game and Fish, and SRP unveiled a new public campaign aimed at slowing the spread of quagga mussels in Arizona’s lakes and waterways during press conference at Lake Pleasant, AZ. (Rob Schumacher/The Arizona Republic)