BEN SCHOEMAN DOCK BERTH DEEPENING Specialist ... - Transnet
BEN SCHOEMAN DOCK BERTH DEEPENING Specialist ... - Transnet
BEN SCHOEMAN DOCK BERTH DEEPENING Specialist ... - Transnet
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Impact summary Table (cont.)<br />
Impact Extent Intensity Duration Consequence Probability Significance Status Confidence<br />
Impact #22: Inundation of intertidal shores in None Zero None Not Significant Improbable INSIGNIFICANT Neutral High<br />
the adjacent marine protected areas<br />
0<br />
0<br />
0<br />
0<br />
With Mitigation n/a n/a n/a n/a n/a n/a n/a n/a<br />
Impact #23: Release of alien species by Regional Medium Long-term High<br />
Possible MEDIUM -ve Medium<br />
dredgers and establishment at and/or<br />
2<br />
2<br />
3<br />
7<br />
adjacent to the dredge spoil disposal area<br />
With Mitigation<br />
Regional Medium Long-term High<br />
Improbable MEDIUM -ve Medium<br />
Impact #24: Dredge spoil disposal<br />
compromises penguins foraging in Table<br />
Bay through generating turbidity above<br />
10mg/l<br />
With Mitigation<br />
Impact #25: Prolonged modification to<br />
benthos community structure in the dredge<br />
spoil disposal site and build up of<br />
contaminants in filter feeding mussels at<br />
Mouille Point and Robben Island<br />
2<br />
Local<br />
1<br />
Local<br />
1<br />
Regional<br />
2<br />
2<br />
Medium<br />
3<br />
Low<br />
1<br />
Low<br />
1<br />
3<br />
Shortterm<br />
1<br />
Shortterm<br />
1<br />
Mediumterm<br />
2<br />
7<br />
Low<br />
5<br />
Very Low<br />
3<br />
Low<br />
5<br />
Improbable VERY LOW -ve Low<br />
Improbable INSIGNIFICANT -ve Low<br />
Possible VERY LOW -ve Low<br />
With Mitigation n/a n/a n/a n/a n/a n/a n/a n/a<br />
102
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