Baltic Sea

10 2 SW along−slope at 170m
10 4 SW across−slope at 170m
3 4
5
10 1
1
6 7 8 10
12
9
11 13
10 2
1
6
8
10
3 4 5
10 0
10 0
7
9
11
Power Spectral Density
10 −1
10 −2
10 −3
10 −4
2
1=0.57 days
2=0.9 days
3=3.5 days
4=4.3 days
5=6.5 days
6=7.0 days
7=10.8 days
8=18.3 days
9=20.2 days
10=27.1 days
11=32.8 days
12=40.8 days
13=54.6 days
Power Spectral Density
10 −2
10 −4
10 −6
2
1=0.59 days
2=0.8 days
3=3.5 days
4=5.0 days
5=6.5 days
6=9.1 days
7=12.5 days
8=14.8 days
9=32.0 days
10=40.8 days
11=79.4 days
10 −5
unfiltered
12h low−pass filter
daily
10 −6
10 −2 10 −1 10 0 10 1 10 2 10 3
Period (day)
10 −8
unfiltered
12h low−pass filter
daily
10 −10
10 −2 10 −1 10 0 10 1 10 2 10 3
Period (day)
SW along−slope at 200m
10 2 1
7
2
9
10 1
11
12
4 5 6
10 0
3
8
10
Power Spectral Density
10 −1
10 −2
10 −3
10 −4
1=0.57 days
2=1.4 days
3=1.7 days
4=3.6 days
5=4.1 days
6=8.8 days
7=10.3 days
8=11.8 days
9=18.0 days
10=33.1 days
11=53.3 days
12=81.5 days
10 −5
10 −6
unfiltered
12h low−pass filter
daily
10 −7
10 −2 10 −1 10 0 10 1 10 2 10 3
Period (day)
Power Spectral Density
SW along−slope at 215m
10 4
10 2
3
1
4
2
6
8
7
10 0
9
5
10 −2
10 −4
10
11
1=0.55 days
2=1.4 days
3=3.5 days
4=10.2 days
5=11.5 days
6=14.8 days
7=16.3 days
8=20.2 days
9=27.1 days
10=41.3 days
11=53.9 days
Power Spectral Density
SW across−slope at 215m
6
10 2 3
4
7
1
10 0
5
10 −2
2
10 −4
8
9
10
1=0.54 days
2=0.7 days
3=3.4 days
4=9.0 days
5=12.6 days
6=15.0 days
7=20.2 days
8=32.4 days
9=40.3 days
10=82.3 days
10 −6
unfiltered
12h low−pass filter
daily
10 −8
10 −2 10 −1 10 0 10 1 10 2 10 3
Period (day)
10 −2 10 −1 10 0 10 1 10 2 10 3
Period (day)
A
B
Figure 5.13: Mooring SW: Spectra in 175 m, 205 m and 220 m of the along-slope current component
(A) and the across-slope current component (B) for a period from 8 May 2006 to 30 March 2007.
10 −6
unfiltered
12h low−pass filter
daily
122