198
A. Granata et al.
'.
II ERI3IVORO S
200
400
600
EPIIALOPOD (C3)
800
1000
I
2000 .!
. . - ... ~
'. .
D L
CARNIVORO
(CI)
OMNIVORO
- Z PHAGU
Euphau iid
Mesopelagic Fi he
iphonorore
CARNIVORO S (C2)
DETRlTlVORO
Fig. 1. Schematic representation of the biological pump of carbon flux in the pelagic food web (sensu from Longhurst 1989)
Day
Night
Day
A
B
c
A Phytoplankton
B Pelagic day-feeding fauna
Migratory zooplankton and micronektonic fishes
~ C Non migrating deep fauna
-Main energy transfer
Fig. 2. Relationship between
migratory and non-migratory
fauna