Variability in Export Production Documented by Downward Fluxes and Species Composition
375
360
<=; 180
"C
1:
Cl
.s 0
~
~ 360
Eastern Equatorial Atlantic
50
EA1
<=;25
"C
1:
Cl
.s O~-'r----r----'-~~--~~~-'r----r----L
150
250
350
X
.s 50
"[
EA2
50
-.
"C
25 "I
E
'b
. '"
0
Q)
~
m
50 Zx
::>
~
0::
o
E
I
~
180
I 25
25 l5
N-G";~ 0 t 0
' "'
0
j
Basin
150
250
350
-------------------------------------------------------------------------------------------------------------- EQ
S-Guinea 360
50
50
Basin
EA3
180
25
25
0
0
0
360
50
150
250
350
50
EA4
180
25
25
0
0
0
360
50
150
250
350
50
EA5
180
25
25
0
0
0
Julian Days
150
250
350
450
Boreal
Season
s
Su
F
Fig. 4. Eastern Equatorial Atlantic: Comparison of total (X), opal (diamonds) and diatom (circles) fluxes in the eastern equatorial Atlantic (sites EAI-5). X-axis as in Fig. 3 (see Table 1 for trap location).