1. Fig.1

2. Fig. 2 Hydrologic Profile of the LM Floor media

3. Fig. 3 LM Floor Plan

4. Fig. 4 Typical Sample Port Floor Media

5. Fig. 5 Map of Initial Planting Key J- Juncus, spp. Jt- Juncus (tropical) I- Iris, spp. S-Sedge (Carex languinosa) B- Bullrush (Scirpus, spp.) OA1 OA2 OA3

6. %U %U %U %U %U %U %U %U %U %U $Z $Z $Z $Z $Z $Z $Z $Z $Z $Z$Z $Z $Z $Z $Z $Z $Z $Z$Z $Z $Z $Z$Z $Z $Z $Z $Z $Z $Z $Z $Z $Z $Z N N N N N N N N N N # # # # # # # # # # # # # %U Sedge.shp $Z Iris.shp N Juncus.shp # Grass.shp Fig. 6 Vegetation Distribution as of 4-10-03. Grass Juncus Iris Sedge OA1 OA2 OA3

7. Fig. 7 Linear Range of Dye R = 0.9953 0 100 200 300 400 500 600 700 800 900 1000 00.511.522.53 Concentration (ppm) Fluoroescence (fsu)

8. Fig. 8 Early and Late T-series from 8-6-02 showing slug Time 1 Time 6 Dye Conc. (ppm) OA1 OA2 OA3

9. Max Concentration for 8-6-02 Max Concentration for 7-26-01 Fig. 9 Max Concentration Maps Dye Conc. (ppm) OA1 OA3 OA2

10. Fig. 10 Difference in Concentration (8-6-02 – 7-26-01) Standardized Standardized Conc. Dimensionless

11. ########## ########## ########## __ 0.011 - 0.235 0.235 - 0.459 0.459 - 0.683 0.683 - 0.907 0.907 - 1.131 1.131 - 1.355 1.355 - 1.579 1.579 - 1.803 Dye Conc. (ppm) 1 2 3 4 5 6 7 8 9 10 Depth Column 1 2 3 4 5 6 7 8 9 10 Depth Fig. 11 Depth Profiles 8-6-02 7-26-01 Column Influent Sump Flow direction Influent Sump

12. Time of Peak for 8-6-02 Time of Peak for 7-26-02 Fig. 12 Time of Peak Maps Hours

13. Fig. 13 Difference in Time of Peak from 8-6-02 and 7-26-01 Standardized Standardized Time (dimensionless)

14. Fig. 14 Effluent Diffusion Curves 0 0.5 1 1.5 2 2.5 05101520253035 Time (hours) Dye Conc. (ppm) 6/12/01 8/6/02 1/29/03 Max Concentration Time of Peak

15. 8-6-02 D7 0 0.5 1 1.5 2 0102030 time(hrs) ppm dye Fig. 15a Integration Technique Etc. Area under curve = (∑ )

16. Fig. 15 Time of Peak and Max Concentration in Effluent Time of Peak Arrival in Effluent 0 1 2 3 4 5 6 7 8 9 Time of Max (hr) Time (hrs) 7/26/01 8/6/02 1/29/03 Max Concentration in Effluent 0 0.5 1 1.5 2 2.5 1 Dye Concentration (ppm) 7/26/01 8/6/02 1/29/03

17. Fig. 16 D7 Auto sampler 8-6-02 D7 0 0.5 1 1.5 2 0102030 time(hrs) ppm dye

18. Percentage Dye recovered 0 50 100 150 200 Percentage recovered Percent dye 1/15/01 6/12/01 8/6/02 1/29/03 Fig. 17

19. Fig. 18 Initial Concentration Initial ppm R 2 = 0.8859 0 0.002 0.004 0.006 0.008 0.01 10/1/004/19/0111/5/015/24/0212/10/0 2 6/28/03 Date ppm dye

20. NO3 in effluent on 1-29-03 0 100 200 300 400 500 600 700 010203040 Time (hrs) mg/L NO3 Series1 PO4 in Effluent on 1-29-03 0 5 10 15 20 25 05101520253035 Time (hours) mg/L PO4 PO4 Fig. 19 Effluent Nutrients

21. NO3 in D port on 1-29-03 0 100 200 300 400 500 600 700 0510152025 Time (hrs) mg/L NO3 Series1 PO4 in D Port 1-29-03 0 5 10 15 20 0510152025 Time (hrs) mg/L PO4 Series1 Fig. 20 Nutrients in D7 port

22. Fig. 20a Ratio of nutrients / dye in marsh transect Ratio of PO4/Dye in transect R 2 = 0.1388 0 50 100 150 0246810 Time (hrs) Ratio Ratio of NO3 / dye in transect R 2 = 0.0494 0 1000 2000 3000 4000 0246810 time (hrs) ratio

23. Fig. 21 Nutrient Recovery % Nutrients recovered in Effluent for 1-29-03 0 500 1000 1500 2000 2500 1 % Nutrient % PO4 % NO3 % Dye

24. NO3 8-6-02 NO3 7-26-01 Fig. 22 Nutrient Depth Profile 1 2 3 4 5 6 7 8 9 10 Mg/L NO3

25. PO4 8-6-02 PO4 7-26-01 1 2 3 4 5 6 7 8 9 10 Mg/L PO4 Fig. 23 Nutrient Depth Profile