Annexe I
Tableau 7- Calcul des fréquences, densités (Dn et Dw) et de l’indice de diversité des espèces associées à
S.scombrus au Centre (données Thalassa 1982).
N° Genre
espece
SS+
Fr
Dn
Dw
qi
(qi/Q)*
(log2(qi/Q)) Wi
(Wi/Q)*
(log2(Wi/Q))
4 Alosa
fallax
0.127
50
7.84
5.10
1 -0.01140292 0.65 -0.05894772
10 Arnoglossus
laterna
0.127
50
70.60
1.18
9 -0.06921956 0.15 -0.01779626
12 Aspitrigla
cuculus
0.127
50
23.53
0.78
3 -0.02864097 0.1 -0.01263711
15 Boops
boops
0.127
50
149.04
9.02
19 -0.12214652 1.15 -0.09178432
23 Citharus
macrolepidotus
0.127
50
15.69
0.86
2 -0.02046392 0.11 -0.01370097
48 Lepidopus
caudatus
0.127
50
31.38
11.77
4 -0.03624399 1.5 -0.11212099
51 Lepidotrigla
cavillone
0.127
50
7.84
0.08
1 -0.01140292 0.01 -0.00170266
53 Loligo
vulgaris
0.127
50
313.76
7.84
40 -0.2068461
1 -0.08247675
54 Lophius
budegassa
0.127
50
7.84
7.06
1 -0.01140292 0.9 -0.07603672
57 Merluccius
merluccius
0.127
50
23.53
2.04
3 -0.02864097 0.26 -0.0281206
61 Mullus
barbatus
0.127 100
266.70
12.79
34 -0.18515386 1.63 -0.11925553
62 Mullus
surmuletus
0.127 100
133.35
9.73
17 -0.11248326 1.24 -0.09718631
70 Pagellus
acarne
0.127 100 3804.37 160.41 485 -0.46356193 20.5 -0.51011813
71 Pagellus
bogarave
0.127
50
7.84
0.16
1 -0.01140292 0.02 -0.00314104
72 Pagellus
erythrinus
0.127
50
454.96
83.15
58 -0.26352044 10.6 -0.39719856
73 Parapenaeus longirostris
0.127
50
39.22
0.16
5 -0.04342016 0.02 -0.00314104
82 Raja
miraletus
0.127
50
39.22
19.61
5 -0.04342016 2.5 -0.16252352
83 Raja
radula
0.127
50
7.84
7.84
1 -0.01140292
1 -0.08247675
90 Sardina
pilchardus
0.127 100
345.14
11.37
44 -0.22044622 1.45 -0.10932071
97 Scorpaena
elongata
0.127
50
23.53
0.63
3 -0.02864097 0.08
-0.01045
99 Scyliorhinus
canicula
0.127
50
39.22
13.02
5 -0.04342016 1.66 -0.12087329
103 Sepia
officinalis
0.127 100
47.06
4.94
6 -0.05025618 0.63 -0.05750928
112 Sparus
pagrus
0.127
50
23.53
5.65
3 -0.02864097 0.72 -0.06389212
114 Spicara
maena
0.127
50
15.69
0.71
2 -0.02046392 0.09 -0.01155417
117 Squila
mantis
0.127
50
101.97
2.98
13 -0.09190806 0.38 -0.03835032
120 Todarodes
sagittatus
0.127
50
7.84
0.24
1 -0.01140292 0.03 -0.00447968
125 Trachurus
mediterranaeus
0.127 100
141.19
6.43
18 -0.11736184 0.82 -0.07073307
126 Trachurus
picturatus
0.127
50
23.53
1.73
3 -0.02864097 0.22 -0.02449496
127 Trachurus
trachurus
0.127 100
517.71
18.12
66 -0.28546145 2.31 -0.15365246
136 Xiphias
gladius
0.127
50
7.84 188.26
1 -0.01140292
24 -0.5254369
Tableau 7- Calcul des fréquences, densités (Dn et Dw) et de l’indice de diversité des espèces associées à
S.scombrus au Centre (données Thalassa 1982).
N° Genre
espece
SS+
Fr
Dn
Dw
qi
(qi/Q)*
(log2(qi/Q)) Wi
(Wi/Q)*
(log2(Wi/Q))
4 Alosa
fallax
0.127
50
7.84
5.10
1 -0.01140292 0.65 -0.05894772
10 Arnoglossus
laterna
0.127
50
70.60
1.18
9 -0.06921956 0.15 -0.01779626
12 Aspitrigla
cuculus
0.127
50
23.53
0.78
3 -0.02864097 0.1 -0.01263711
15 Boops
boops
0.127
50
149.04
9.02
19 -0.12214652 1.15 -0.09178432
23 Citharus
macrolepidotus
0.127
50
15.69
0.86
2 -0.02046392 0.11 -0.01370097
48 Lepidopus
caudatus
0.127
50
31.38
11.77
4 -0.03624399 1.5 -0.11212099
51 Lepidotrigla
cavillone
0.127
50
7.84
0.08
1 -0.01140292 0.01 -0.00170266
53 Loligo
vulgaris
0.127
50
313.76
7.84
40 -0.2068461
1 -0.08247675
54 Lophius
budegassa
0.127
50
7.84
7.06
1 -0.01140292 0.9 -0.07603672
57 Merluccius
merluccius
0.127
50
23.53
2.04
3 -0.02864097 0.26 -0.0281206
61 Mullus
barbatus
0.127 100
266.70
12.79
34 -0.18515386 1.63 -0.11925553
62 Mullus
surmuletus
0.127 100
133.35
9.73
17 -0.11248326 1.24 -0.09718631
70 Pagellus
acarne
0.127 100 3804.37 160.41 485 -0.46356193 20.5 -0.51011813
71 Pagellus
bogarave
0.127
50
7.84
0.16
1 -0.01140292 0.02 -0.00314104
72 Pagellus
erythrinus
0.127
50
454.96
83.15
58 -0.26352044 10.6 -0.39719856
73 Parapenaeus longirostris
0.127
50
39.22
0.16
5 -0.04342016 0.02 -0.00314104
82 Raja
miraletus
0.127
50
39.22
19.61
5 -0.04342016 2.5 -0.16252352
83 Raja
radula
0.127
50
7.84
7.84
1 -0.01140292
1 -0.08247675
90 Sardina
pilchardus
0.127 100
345.14
11.37
44 -0.22044622 1.45 -0.10932071
97 Scorpaena
elongata
0.127
50
23.53
0.63
3 -0.02864097 0.08
-0.01045
99 Scyliorhinus
canicula
0.127
50
39.22
13.02
5 -0.04342016 1.66 -0.12087329
103 Sepia
officinalis
0.127 100
47.06
4.94
6 -0.05025618 0.63 -0.05750928
112 Sparus
pagrus
0.127
50
23.53
5.65
3 -0.02864097 0.72 -0.06389212
114 Spicara
maena
0.127
50
15.69
0.71
2 -0.02046392 0.09 -0.01155417
117 Squila
mantis
0.127
50
101.97
2.98
13 -0.09190806 0.38 -0.03835032
120 Todarodes
sagittatus
0.127
50
7.84
0.24
1 -0.01140292 0.03 -0.00447968
125 Trachurus
mediterranaeus
0.127 100
141.19
6.43
18 -0.11736184 0.82 -0.07073307
126 Trachurus
picturatus
0.127
50
23.53
1.73
3 -0.02864097 0.22 -0.02449496
127 Trachurus
trachurus
0.127 100
517.71
18.12
66 -0.28546145 2.31 -0.15365246
136 Xiphias
gladius
0.127
50
7.84 188.26
1 -0.01140292
24 -0.5254369