Florida Keys National Marine Sanctuary Steering Committee Meeting WATER QUALITY MONITORING Demonstration of Remediation Methods Florida Keys Canals Summary Report # 1 8/14/2013 Henry O. Briceo, Joseph Boyer Jeff Absten Sandro Stumpf Vicki Absten-McGee Nicolas Jaffe Florida International University Southeast Environmental Research Center SELECTED CANALS FOR REMEDIATION AND CONTROL Control canals highlighted in yellow Reduction of weed wrack loading Installation of culverts and/or pumps Removal of accumulated organic sediments Backfilling of canals ACTION Reduction of Organic Matter Load Increase Water Exchange and Flushing Reduce Bottom Water Hypoxia Reduce Excessive Depth to Improve Circulation Reduction Benthic Flux Higher Seawater Contribution Bacterial Population H2S Reduction DOM & POM Nutrient Load Mixing Rate Stratification Benthic Community GOAL PROBABLE CHANGES TOCDOH2S pH N & P qPCR SALTUR INDEX Algae Bloom PROFILES DEPTH Kd TEMP SAL DO TUR pH DOM KdDOM CHLa CDOM Parafax PAM Enteroc Toolkit Profile measurements (cast) (YSI and Seabird) T, DO, depth, Cond, Sal, pH, Turbidity, PAR, CDOM Diel cycles (24 10 min sampling rate) DO, Turb, Cond, Sal, Temp, pH Water Quality analysis Nutrients TN, TP and DIN Enterococci bacteria analysis (Enterolert) Outreach Contrasting systems Canal 29-Profile A (Seabird data) Profiles (CTD & YSI) Diurnal series (Diel cycle) C Surface Diurnal series (Diel cycle) C Bottom Comparing Canals to rest of Keys Average salinity of water column Whats next Preliminary data interpretation and characterization Second Survey: August 2014 Tuning toolkit and methodologies Range of variability assessment (seasonality) Further comparison WATER QUALITY MONITORING Demonstration of Remediation Method Summary Report # 1 THANKS..!!!! Henry O. Briceo Joseph Boyer Jeff Absten Sandro Stumpf Vicki Absten-McGee Nicolas Jaffe Florida International University Southeast Environmental Research Center WATER QUALITY MONITORING Demonstration of Remediation Method Summary Report # 1 THANKS..!!!! Henry O. Briceo Joseph Boyer Jeff Absten Sandro Stumpf Vicki Absten-McGee Nicolas Jaffe Florida International University Southeast Environmental Research Center Culvert 277C 277 C only for cast no water samples 277B Pump site ? Canal 278 F A CB D E