day night
+
x
o
•
o •
o •
~ 4It 1000-10000
o e >10000
75' 30' W
73'30' W
,-...
E
'-'
:x:
>D..
UJ
0
PACifiC AREA
F 0
.01.1
10
' - ----' ,_----I. , _ - " - _ - - ',
11
13
15
-so
- 100
-ISO
-200
-2SO
- 300
- 350
- 400
-4SO
-500
-550
-600
-650
-700
0
10
10 2 10' 10'
10'
Ind, 100 m - 3
Depth range of occurrence = 0 • 700 m
Population core = 0 • 50 m
Temperature (T) = 8.20 • 9.80 ·C
-3
Oxygen = 348.4 • 437.2 IJmol dm
Chi fluorescence (F) = 0.04 • 0 .
39
,-...
E
'-'
:x:
>- D..
UJ
0
PATAGONIA
71' 30'W
CENTRAL AREA
Fo
.01
.1
10
,
,
,
,
T 5
11
1J
IS
0
-50
-100
-ISO
-200
-2SO
-300
-350
T
-400 L--11-_...J..L---,_--'-.---l
o 10 10' 10' 10' 10'
Ind_ 100 m - 3
Depth range of occurrence = 0 • 400 m
Population core = 200 • 250 m
Temperature (T) = 6.70 ·9.01 ·C
-3
Oxygen = 346.1 ·407.3 IJmol dm
Chi fluorescence (F) = 0.05 • 0.27
Paraeuchaeta antarctica
181
+
63' ' S
TJERRADEL FUEGO
54' 45' S
69' 30'W
ffT' 3O' W
ATLANTIC AREA
F 0
,01
.1
10
,
,
,
,
T 5
11
lJ
IS
7
:x: -so
>- D..
W
o
-1000
10
10'
10' 10'
10'
Ind. 100 m -3
Depth range of occurrence = 0 • 80 m
Population core =75 • 80 m
Temperature (T) = 8.68 • 9.02 ·C
-3
Oxygen = 390.4·410.9 IJmol dm
Chi fluorescence (F) = 0.16 • 0.44
Fig. 3.31.4. Paraeuchaeta antarctica , Distribution in the Straits of Magellan in February-March 1991