Plankton
105 m trap
l000mtrap
3500m trap
0- 1 em sed
10-12 em sed ~-.-~~~=-l
o 0.2 0.4
Plankton ~ 9(5)
105 mtrap
l000mtrap
3500 m trap
0-1 em sed
10-12 em sed o 0.2 0.4 0.6 0.8 1
Plankton ~ 15f
105 m trap
r- as
1 000 m trap
3500 m trap
0-1 em sed
10-12 em sed
o 0.2 0.4 0.6 0.8 1 0 0.2 0.4 0.6 0.8 1
Plankton i ; ; J
8ROH
105 mtrap
l000mtrap
3500 m trap
0-1 em sed
10-12 em sed
o 0.2 0.4 0.6 0.8 1
S.G. Wakeham
o 0.2 0.4 0.6 0.8 1
~
o 0.2 0.4 0.6 0.8 1 0 0.2 0.4 0.6 0.8 1
u ~
o 0.2 0.4 0.6 0.8 1 0 0.2 0.4 0.6 0.8 1
D o 0.2 0.4 0.6 0.8
Normalized abundance
Fig. 5.7. Scaled abundances of biomarkers in EqPac samples
.... c
~
Q.
Neutral lipids
Acids
40 Plankton
30
Plankton
27t:. 5
22
16:0
30t:.
30
5,22
20
22:6co3
28t:. 5,24(28)
20
\28tJ.
14:0
16ROH
/291
10
16:1(1)7
10
37:2
\
\
I
0
0
2 4 6 81012141618202224262830
10-12 em sediment
30
10-12 em sediment
38:
12
37:2 I
20
8
4
10
o
0
2 4 6 81012141618202224262830
2 4 6 8 10121416 1820222426
Compound
Compound
o alcohol 0 alkenone • squalene/
o phytol/diol • sterol
bisnorhopane
o saturated
• branched
Dmono unsat
• pufa
Fig. 5.8. Relative abundances of major neutral lipids and acids in EqPac equatorial plankton and 1012 cm sediments (see Table 5 .1 for compound list and abbreviations)