Annexe I
- 146 -
Tableau 10. Modèle de distribution des poids (wi) de Preston, relatif au peuplement de G.
longipes de la région Ouest (données Thalassa, 1982).
Espèces
W(kg)
Rang
% Rétro cum
Probits
Log wi
With
Galeus melastomus
171.01
1
97.92
7.05
2.23
148.82
Centrophorus granulosus
58.8
2
95.83
6.75
1.77
73.54
Micromesistius poutassou
41.74
3
93.75
6.55
1.62
45.96
Etmopterus spinax
25.1
4
91.67
6.41
1.40
33.08
Raja oxyrinchus
18
5
89.58
6.28
1.26
24.37
Trachurus trachurus
16.03
6
87.50
6.18
1.20
19.27
Scorpaena licha
13.4
7
85.42
6.04
1.13
13.87
Phycis blennoides
12.59
8
83.33
5.95
1.10
11.22
Todarodes sagittatus
12.1
9
81.25
5.88
1.08
9.52
Lophius budegassa
11.35
10
79.17
5.81
1.05
8.08
Helicolenus dactylopterus
9.95
11
77.08
5.74
1.00
6.85
Squalus blainvillei
7.6
12
75.00
5.67
0.88
5.81
Aristeus antennatus
7.305
13
72.92
5.61
0.86
5.05
Nezumia aequalis
6.55
14
70.83
5.55
0.82
4.38
Merluccius merluccius
6.07
15
68.75
5.50
0.78
3.90
Coelorhynchus coelorhynchus
4.23
16
66.67
5.44
0.63
3.39
Hoplostethus mediterraneus
3.29
17
64.58
5.39
0.52
3.01
Alepocephalus rostratus
2.3
18
62.50
5.33
0.36
2.61
Chimaera monstrosa
2.07
19
60.42
5.25
0.32
2.17
Plesionika martia
1.853
20
58.33
5.20
0.27
1.93
Scyliorhinus canicula
1.8
21
56.25
5.15
0.26
1.71
Trachyscorpia cristulata
1.8
22
54.17
5.10
0.26
1.52
Centrolophus niger
1.5
23
52.08
5.05
0.18
1.35
Nephrops norvegicus
0.93
24
50.00
5.00
-0.03
1.20
Scorpaena elongata
0.7
25
47.92
4.95
-0.15
1.07
Octopus spp
0.6
26
45.83
4.90
-0.22
0.95
Lepidotrigla cavillone
0.39
27
43.75
4.85
-0.41
0.85
Lampanyctus crocodilus
0.375
28
41.67
4.80
-0.43
0.75
Conger conger
0.32
29
39.58
4.75
-0.49
0.67
Pasiphaea multidentata
0.205
30
37.50
4.69
-0.69
0.58
Torpedo marmorata
0.2
31
35.42
4.61
-0.70
0.48
Plesionika acanthonotus
0.115
32
33.33
4.56
-0.94
0.43
Sergestes robustus
0.062
33
31.25
4.50
-1.21
0.37
Polycheles typhlops
0.06
34
29.17
4.45
-1.22
0.33
Rossia macrosoma
0.06
35
27.08
4.39
-1.22
0.29
Epigonus telescopus
0.05
36
25.00
4.33
-1.30
0.25
Onicoteuthys spp
0.05
37
22.92
4.26
-1.30
0.21
Bathynectes superbus
0.03
38
20.83
4.19
-1.52
0.18
Acantephyra pelagica
0.02
39
18.75
4.12
-1.70
0.15
Solea membranacea
0.015
40
16.67
4.05
-1.82
0.13
Epigonus denticulatus
0.015
41
14.58
3.96
-1.82
0.10
Gadiculus argenteus
0.01
42
12.50
3.87
-2.00
0.08
Palinurus mauritanicus
0.01
43
10.42
3.72
-2.00
0.06
Pasiphaea sivado
0.005
44
8.33
3.59
-2.30
0.04
Plesionika gigliolii
0.005
45
6.25
3.45
-2.30
0.03
Goneplax angulata
0.005
46
4.17
3.25
-2.30
0.02
Callocaris macandreae
0.004
47
2.08
2.95
-2.40
0.01
Plesionika heterocarpus
0.002
48
0.00
0.00
-2.70
0.00
Somme
440.68
a
1.02
S : 48
b
-5.25
SS+ : 0.74 km²
m'
0.72