Annexe 4
Densités (ind/m
2 ) des polychetes du port d’Alger.
Staions
1
6
8
12
16
18
19
21
22
23
24
Harmothoe extenuata
0
4
0
0
0
0
0
0
0
0
0
Harmathoe impar
0
0
0
0
0
0
0
0
0
4
0
Leanira hystricis
0
0
0
4
0
0
0
0
0
0
0
Eunice vittata
96
0
0
4
4
0
8
0
0
16
4
Lumbrineris latreilli
20
16
0
16
0
12
0
0
0
40
516
Lumbrineris impatiens
12
0
0
0
0
0
0
0
0
0
0
Hyalinoecia bilineata
8
0
0
0
0
0
4
0
0
4
0
Hyalinoecia brementi
0
0
0
0
0
0
0
0
0
8
0
Onuphis eremita
0
4
0
0
0
0
0
0
0
0
0
Nematonereis
unicornis
0
0
0
0
4
0
0
0
0
0
0
Glycera capitata
44
24
0
20
4
36
0
12
12
20
32
Glycera convuleta
0
0
8
0
4
4
0
0
0
0
0
Glycera lapidum
0
0
0
0
0
0
4
0
0
0
0
Glycera sp
0
0
0
0
0
0
0
0
0
4
0
Nephtys caeca
0
16
4
8
12
0
0
88
8
0
28
Drilonereis filum
0
0
0
4
0
4
0
0
0
0
0
Neanthes caudata
0
0
0
4
0
0
0
0
0
0
4
Hediste diversicolor
0
0
0
0
0
0
0
0
0
0
4
Nereis sp
0
4
0
0
4
0
0
0
0
0
4
Eteone longa
0
0
0
4
0
0
0
0
0
0
0