BEN SCHOEMAN DOCK BERTH DEEPENING Specialist ... - Transnet

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Van Erkom Schurink C. and C.L. Griffiths 1990. Marine mussels of southern Africa – their distribution patterns, standing stocks, exploitation and culture. J. Shellfish Res. 9: 75-85. Velimirov B., Field, J.G., Griffiths, C.L. and P. Zoutnedyk 1977. The ecology of kelp bed communities in the Benguela upwelling system: analysis of biomass and spatial distribution. Helgo. Wiss. Meeresunters. 30: 495-518. Whiteside P.G.D., Ooms, K. and G.M. Postma 1995. Generation and decay of sediment plumes from sand dredging overflow. Proceedings of the 14 th World Dredging Congress. Amsterdam, The Netherlands: World Dredging Association (WDA): 877-892. Wickens P. 1994. Interactions between South African fur seals and the purse-seine fishery. Mar. Mamm. Sci. 10: 442-457. Woodborne M.W. 1983. Bathymetry, solid geology and Quaternary sedimentology of Table Bay. Joint GSO/UCT Mar. Geol. Prof. Tech. Rep. 14: 266-277. Geology Department, University of Cape Town. 111
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BEN SCHOEMAN DOCK BERTH DEEPENING S
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the test organisms. The EC 5 is usu
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Turbidity Upwelling Vulnerable Wrac
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Another important issue is the poss
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6.2.1.3 Settlement of material susp
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2 METHODOLOGY For the assessment tw
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The proposed deepening of the Ben S
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4.3 Cumulative effects Table Bay re
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undetectable in 80% of the measurem
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5.1.3 Biological communities The ma
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Supralittoral fringe (Littorina zon
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Niambia sp. Coleoptera Diptera Tylo
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Midlittoral zone - The intertidal o
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Fish - Nearshore and in the sandy b
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2000 at Robben Island revealed furt
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Table 2: Common whales and dolphins
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Table 3: Site, time, mean count (co
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150000 125000 100000 Kg 75000 50000
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sensitive because of its conservati
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Schoeman Dock occurred in 1971 (Pro
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Table 7: Hydrocarbon distributions
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care concentration ranges for cadmi
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SS mg/l Boxplot for TSS 80 60 40 20
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The mean values calculated above ar
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o o possibility of the dredge spoil
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The gravel sized component of the s
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Table 12a: London Convention Annex
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Benthos distributions in Block #1 -
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40 40 30 Site 1A 30 Site 1B % Speci
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2 Cluster Dendrogram and MDS ordina
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the well developed ripples in the c
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6 IMPACT IDENTIFICATION AND ASSESSM
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Accordingly the potential environme
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Impact Assessment Table No Mitigati
Page 69 and 70: are summarised in the table and it
Page 71 and 72: Figure 21b: Predicted number of day
Page 73 and 74: considered to be low. Further, the
Page 75 and 76: A A B B B Figure 23a and b: Predict
Page 77 and 78: dependent on these include the harm
Page 79 and 80: structures. The apparent lack of su
Page 81 and 82: Diving birds such as cape cormorant
Page 83 and 84: Figure 24: The predicted worst case
Page 85 and 86: Figure 25 depicts the simulation mo
Page 87 and 88: 6.2.3.2 Alteration of benthic biolo
Page 89 and 90: Impact Assessment Table No Mitigati
Page 91 and 92: Nature of impact - Turbid plumes of
Page 93 and 94: Figure 26b: Predicted worst case ex
Page 95 and 96: Figure 27b: Predicted worst case ex
Page 97 and 98: suspended sediment concentrations i
Page 99 and 100: Figure 28a: Dredge spoil dump site
Page 101 and 102: 6.2.3.6 Elevated water column turbi
Page 103 and 104: The evaluation with mitigation is:
Page 105 and 106: Figure 29a: Predicted exceedance in
Page 107 and 108: 6.3 Cumulative Impacts The proposed
Page 109 and 110: Impact summary Table (cont.) Impact
Page 111 and 112: Impact summary Table (cont.) Impact
Page 113 and 114: mitigated by ensuring that the Cutt
Page 115 and 116: operations at Coega Port. Prepared
Page 117 and 118: Glassom D., K. Prochazka and G.M. B
Page 119: Protekon 2006. Port of Cape Town co
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