154
60
..' " 50
E
~ 40
-
.r;
.gl
Q)
~
30
~
-c
U)
20
U)
III
E
.f!
.c
10
60
50
--... 40
~
0
--- >0
30
c Q)
J
0Q)
.:::
20
10
1962 - 1964
12(7)
n"
~)
7(0)
~)
712)
17(7)
15(7)
4(0)
6 8 10 12 14 16 18 20
1962 -1964
14
8
1
19
~
4
no
7
19
-
-
-6
8 10 12 14 16 18 20
depth (m)
• other
II Zostera marina
II Fucus
o Ahnfeltia plicata
• Phycodrys rubens
III Phyllophora
III Furcellaria lumbricalis
w. Schramm
60
8(1)
1985 - 1986
50
40
8
10
12
30
9
no
20 5(1) - -
10
-
60
50
40
30
20
10
I (2)
6
8 10 12 14 16 18 20
n=17
III
1985 - 1986
25
~ i
31
31
23
15
-
-
-
-
6
8 10 12 14 16 18
depth (m)
~ Laminaria
~ Delesseria sanguinea
EITl Cystoclonium purpurea
II Rhodomela confervoides
• Ceramium
III Poysiphonia nigrescens
Fig. 5.12. Biomass and frequency of sublittoral seaweeds at different depths in Kiel Bight,
western Baltic in 1962/1964 (Schwenke 1964) compared to 1985/1986. (After Breuer and
Schramm 1988)