Annexe I
- 139 -
Tableau 3. Modèle de distribution d’abondance (qi) de Preston, relatif au peuplement de C.
granulata de la région Ouest (données Thalassa, 1982).
Espèce
qi
Rang
% cum.
Probits
Log qi
Qith
Trachurus trachurus
666
1
97.96
7.05
2.82
249.22
Mullus surmuletus
216
2
95.92
6.75
2.33
174.42
Mullus barbatus
172
3
93.88
6.55
2.24
137.49
Sardina pilchardus
134
4
91.84
6.41
2.13
116.39
Capros aper
129
5
89.80
6.28
2.11
99.72
Boops boops
126
6
87.76
6.18
2.10
88.53
Merluccius merluccius
47
7
85.71
6.08
1.67
78.60
Parapenaeus longirostris
39
8
83.67
5.99
1.59
70.62
Sepia officinalis
36
9
81.63
5.92
1.56
64.98
Nephrops norvegicus
35
10
79.59
5.84
1.54
59.08
Macropipus depurator
34
11
77.55
5.77
1.53
54.36
Macrorhamphosus scolopax
32
12
75.51
5.71
1.51
50.62
Helicolenus dactylopterus
20
13
73.47
5.61
1.30
44.94
Pagellus erythrinus
18
14
71.43
5.55
1.26
41.84
Pagellus acarne
17
15
69.39
5.5
1.23
39.43
Scomber scombrus
15
16
67.35
5.44
1.18
36.71
Serranus cabrilla
14
17
65.31
5.39
1.15
34.59
Octopus spp
11
18
63.27
5.33
1.04
32.21
Arnogmossus imperialis
10
19
61.22
5.28
1.00
30.35
Eledone moschtata
10
20
59.18
5.23
1.00
28.60
Pagellus bogaraveo
10
21
57.14
5.18
1.00
26.94
Allotheutis media
8
22
55.10
5.13
0.90
25.39
Illex spp
6
23
53.06
5.08
0.78
23.92
Loligo vulgaris
6
24
51.02
5.03
0.78
22.54
Peristedion cataphractum
5
25
48.98
4.97
0.70
20.99
Plesionika heterocarpus
5
26
46.94
4.92
0.70
19.78
Scorpaena elongata
5
27
44.90
4.87
0.70
18.63
Torpedo marmorata
5
28
42.86
4.82
0.70
17.56
Aspitigla cuculus
4
29
40.82
4.77
0.60
16.54
Lophius budegassa
4
30
38.78
4.72
0.60
15.59
Raja miraletus
4
31
36.73
4.67
0.60
14.69
Scorpaena notata
4
32
34.69
4.61
0.60
13.68
Squilla mantis
4
33
32.65
4.56
0.60
12.89
Trigla lucerna
4
34
30.61
4.5
0.60
12.00
Uranoscopus scaber
4
35
28.57
4.45
0.60
11.31
Gadiculus argenteus
3
36
26.53
4.39
0.48
10.53
Raja clavata
3
37
24.49
4.29
0.48
9.35
Scyliorhinus canicula
3
38
22.45
4.23
0.48
8.70
Blennius ocellaris
2
39
20.41
4.16
0.30
8.01
Phycis blennoides
2
40
18.37
4.08
0.30
7.28
Scorpaena porcus
2
41
16.33
4.01
0.30
6.70
Sparus pagrus
2
42
14.29
3.92
0.30
6.02
Zeus faber
2
43
12.24
3.82
0.30
5.34
Citharus macrolepidotus
1
44
10.20
3.72
0.00
4.74
Microchirus azevia
1
45
8.16
3.59
0.00
4.06
Phycis phycis
1
46
6.12
3.45
0.00
3.44
Pontocaris cataphractus
1
47
4.08
3.25
0.00
2.71
Sepia orbignyana
1
48
2.04
2.95
0.00
1.90
Trachinus draco
1
49
0.00
0
0.00
0.06
Somme 1884
a
0.52
S : 49
b
-1.60
SS+ : 0.26 km²
m'
0.72
- 139 -
Tableau 3. Modèle de distribution d’abondance (qi) de Preston, relatif au peuplement de C.
granulata de la région Ouest (données Thalassa, 1982).
Espèce
qi
Rang
% cum.
Probits
Log qi
Qith
Trachurus trachurus
666
1
97.96
7.05
2.82
249.22
Mullus surmuletus
216
2
95.92
6.75
2.33
174.42
Mullus barbatus
172
3
93.88
6.55
2.24
137.49
Sardina pilchardus
134
4
91.84
6.41
2.13
116.39
Capros aper
129
5
89.80
6.28
2.11
99.72
Boops boops
126
6
87.76
6.18
2.10
88.53
Merluccius merluccius
47
7
85.71
6.08
1.67
78.60
Parapenaeus longirostris
39
8
83.67
5.99
1.59
70.62
Sepia officinalis
36
9
81.63
5.92
1.56
64.98
Nephrops norvegicus
35
10
79.59
5.84
1.54
59.08
Macropipus depurator
34
11
77.55
5.77
1.53
54.36
Macrorhamphosus scolopax
32
12
75.51
5.71
1.51
50.62
Helicolenus dactylopterus
20
13
73.47
5.61
1.30
44.94
Pagellus erythrinus
18
14
71.43
5.55
1.26
41.84
Pagellus acarne
17
15
69.39
5.5
1.23
39.43
Scomber scombrus
15
16
67.35
5.44
1.18
36.71
Serranus cabrilla
14
17
65.31
5.39
1.15
34.59
Octopus spp
11
18
63.27
5.33
1.04
32.21
Arnogmossus imperialis
10
19
61.22
5.28
1.00
30.35
Eledone moschtata
10
20
59.18
5.23
1.00
28.60
Pagellus bogaraveo
10
21
57.14
5.18
1.00
26.94
Allotheutis media
8
22
55.10
5.13
0.90
25.39
Illex spp
6
23
53.06
5.08
0.78
23.92
Loligo vulgaris
6
24
51.02
5.03
0.78
22.54
Peristedion cataphractum
5
25
48.98
4.97
0.70
20.99
Plesionika heterocarpus
5
26
46.94
4.92
0.70
19.78
Scorpaena elongata
5
27
44.90
4.87
0.70
18.63
Torpedo marmorata
5
28
42.86
4.82
0.70
17.56
Aspitigla cuculus
4
29
40.82
4.77
0.60
16.54
Lophius budegassa
4
30
38.78
4.72
0.60
15.59
Raja miraletus
4
31
36.73
4.67
0.60
14.69
Scorpaena notata
4
32
34.69
4.61
0.60
13.68
Squilla mantis
4
33
32.65
4.56
0.60
12.89
Trigla lucerna
4
34
30.61
4.5
0.60
12.00
Uranoscopus scaber
4
35
28.57
4.45
0.60
11.31
Gadiculus argenteus
3
36
26.53
4.39
0.48
10.53
Raja clavata
3
37
24.49
4.29
0.48
9.35
Scyliorhinus canicula
3
38
22.45
4.23
0.48
8.70
Blennius ocellaris
2
39
20.41
4.16
0.30
8.01
Phycis blennoides
2
40
18.37
4.08
0.30
7.28
Scorpaena porcus
2
41
16.33
4.01
0.30
6.70
Sparus pagrus
2
42
14.29
3.92
0.30
6.02
Zeus faber
2
43
12.24
3.82
0.30
5.34
Citharus macrolepidotus
1
44
10.20
3.72
0.00
4.74
Microchirus azevia
1
45
8.16
3.59
0.00
4.06
Phycis phycis
1
46
6.12
3.45
0.00
3.44
Pontocaris cataphractus
1
47
4.08
3.25
0.00
2.71
Sepia orbignyana
1
48
2.04
2.95
0.00
1.90
Trachinus draco
1
49
0.00
0
0.00
0.06
Somme 1884
a
0.52
S : 49
b
-1.60
SS+ : 0.26 km²
m'
0.72