State of the Bay Report 2011-Final.pdf - Anchor Environmental

State of Saldanha Bay & Langebaan Lagoon 2011
Fish
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Schaapen island
Silverside Goby sp. Harder W Stump
2.0
1.5
1.0
Klein oestewal
0.5
11
0.0
Silverside Goby sp. Harder W Stump
15
12
13
3
2.5
2
1.5
Botlery
1
14
0.5
0
Silverside Goby sp. Harder W Stump
2.0
1.5
Kraal Baai
3.0
2.5
2.0
Churchaven
Previous surveys
average
1.0
1.5
2011 average
0.5
1.0
0.5
0.0
0.0
Silverside Goby sp. Harder W Stump
Silverside Goby sp. Harder W Stump
Figure 9.7.
Average abundance of the four most common fish species at each of the sites sampled within
Langebaan lagoon during the earlier surveys (1994, 2005, 2007-2010) and during the 2011
survey. Errors bars show plus 1 standard error. Note the scale change on vertical axis shows a
maximum of between 1 and 9 fish.m -2 .
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