1. Figure 1 : 26 of June 2002 laboratory flux experiment 300m TON non - stirred experiment 5 (µ M) 4 (µ M) 3 2 TON y = 0 . 7836 x - 29331 1 ) / l 2 R = 0 . 9703 0 26 - יוני 27 - יוני 28 - יוני 29 - יוני 30 - יוני 01 - יולי Time PO 4 PO 4 stirred experiment non - stirred experiment 0 . 5 0 . 3 y = 0 . 0822 x - 3077 . 5 y = 0 . 1224 x - 4582 . 8 (µ M) 0 . 4 (µ M) 0 . 2 2 2 R = 0 . 9782 0 . 3 R = 0 . 9813 / 4 4 0 . 2 0 . 1 PO PO 0 . 1 0 . 0 0 . 0 26 - 27 - יוני 28 - יוני 29 - יוני 30 - יוני 01 - יולי 26 - יוני 27 - יוני 28 - יוני 29 - יוני 30 - יוני 01 - יולי Time Time

2. Table 2:Flux calculations, 300mJune 26 2002, 3 days incubation

3. Figure 2: Flux Experiment with sediments from 600m, July 2002 (µ M) (µ M) 12 days incubation (open) (µ M) (µ M)

4. Table 3: Flux calculations 600mJuly 15, 2002, 12 days incubation

5. Figure 3: Flux Experiment with sediments from 400m, July 2002 (µ M) (µ M) 12 days incubation (open) (µ M) (µ M)

6. Table 4: Flux calculations 400mJuly 15, 2002, 12 days incubation

7. Figure 4: Flux Experiment with sediments from 200m, July 2002 (µ M) 12 days incubation (open) (µ M)

8. Table 5: Flux calculations 200mJuly 15, 2002, 12 days incubation

9. Figure 5: Fluxes of cores from 56m and 609 on Oct 2003

10. Table 6: Flux 56m Fish FarmsOctober, 2003, 7 days incubation

11. Table 7: Flux 609 mOctober, 2003, 7 days incubation

12. Table 8: Flux Summary

13. Fig. 6: Pore water concentrations of reactive phosphate and ammonium in the N. Gulf of Eilat. Red squares represent the bottom water concentrations.

14. Fig. 7: Si/N ratio in l Flux experiments in the N. Gulf of Eilat

15. Fig. 7: Si/N ratio in l Flux experiments in the N. Gulf of Eilat