Table 14. Comparative risk assessment for Rosslyn Bay State Boat Harbour based on modelling results (figure 23 to figure 37). Hazard Sensitive Receptor Site Likelihood Consequence Risk Rating An increase in TSS concentration and Coral Reefs Current Site Rare Minor Low turbidity in waters surrounding the Model Case 1 Rare Minor Low material placement site. Model Case 2 Unlikely Minor Low Seagrass. Current Site Unlikely Minor Low Model Case 1 Unlikely Minor Low Model Case 2 Unlikely Minor Low Fish Habitat Areas Current Site Rare Insignificant Low Model Case 1 Rare Insignificant Low Model Case 2 Unlikely Minor Low Non-general Use Zones Current Site Likely Minor Medium Model Case 1 Likely Minor Medium Model Case 2 Unlikely Minor Low Commercial fisheries Current Site Unlikely Minor Low Model Case 1 Unlikely Minor Low Model Case 2 Unlikely Minor Low Tourism and recreational Current Site Rare Insignificant Low values Model Case 1 Rare Insignificant Low Model Case 2 Unlikely Minor Low Increase in the rate of sediment Coral Reefs Current Site Rare Insignificant Low deposition on the sea bed in areas Model Case 1 Rare Insignificant Low surrounding the material placement Model Case 2 Rare Insignificant Low site. Seagrass. Current Site Rare Insignificant Low Model Case 1 Rare Insignificant Low Model Case 2 Rare Insignificant Low
Table 14. Comparative risk assessment for Rosslyn Bay State Boat Harbour based on modelling results (figure 23 to figure 37). Hazard Sensitive Receptor Site Likelihood Consequence Risk Rating An increase in TSS concentration and turbidity in waters surrounding the material placement site. Coral Reefs Current Site Rare Minor Low Model Case 1 Rare Minor Low Model Case 2 Unlikely Minor Low Seagrass. Current Site Unlikely Minor Low Model Case 1 Unlikely Minor Low Model Case 2 Unlikely Minor Low Fish Habitat Areas Current Site Rare Insignificant Low Model Case 1 Rare Insignificant Low Model Case 2 Unlikely Minor Low Non-general Use Zones Current Site Likely Minor Medium Model Case 1 Likely Minor Medium Model Case 2 Unlikely Minor Low Commercial fisheries Current Site Unlikely Minor Low Model Case 1 Unlikely Minor Low Model Case 2 Unlikely Minor Low Tourism and recreational values Current Site Rare Insignificant Low Model Case 1 Rare Insignificant Low Model Case 2 Unlikely Minor Low Increase in the rate of sediment deposition on the sea bed in areas surrounding the material placement site. Coral Reefs Current Site Rare Insignificant Low Model Case 1 Rare Insignificant Low Model Case 2 Rare Insignificant Low Seagrass. Current Site Rare Insignificant Low Model Case 1 Rare Insignificant Low Model Case 2 Rare Insignificant Low
gbr-dredge-material-management-appendixf.docx