Agreement ends decade-long fight to preserve north Collier wetlandsBy ERIC STAATSWednesday, August 22, 2012NORTH NAPLES —A longstanding fight between developers and environmental groups over saving key wetlands in a northern Collier County slough has come to an end.The final piece of the preservation puzzle fell into place when a coalition of five environmental groups reached a deal with landowner IM Collier Joint Venture over plans for Mirasol at the northwest corner of Immokalee Road and Collier Boulevard, the groups announced Tuesday.