TY - RPRT TI - Aquatic Community, Hydrologic, and Water-Quality Data for Apopka, Bugg, Rock, and Wekiva Springs, Central Florida, 1931-2006 AU - Stephen J. Walsh AU - Sharon E. Kroening PY - 2007 DO - 10.3133/ofr20071135 UR - https://pubs.usgs.gov/publication/ofr20071135 ID - ofr20071135 ER -