Annexe
Tableau 4. Calcul des indices de diversité spécifique (Ish) et (E) des espèces associées à T. draco
dans la région Centre (données Thalassa, 1982)
Genres
Espèces
Dni
Dwi
Dni/Dnt
X
Dwi/Dwt
Y
Arnoglossus
laterna
15.0462
150.4619
0.0022 -0.0195
0.0003 -0.0032
Cepola
macrophthalma
15.3643
153.6429
0.0023 -0.0199
0.0003 -0.0033
Citharus
macrolepidotus
106.2776
4423.8338
0.0156 -0.0938
0.0079 -0.0554
Conger
conger
15.3643
3072.8575
0.0023 -0.0199
0.0055 -0.0414
Diplodus
vulgaris
15.3643
2458.2860
0.0023 -0.0199
0.0044 -0.0346
Lepidotrigla
cavillone
414.8358
15364.2873
0.0611 -0.2463
0.0276 -0.1430
Loligo
vulgaris
797.4482
20312.3589
0.1174 -0.3628
0.0365 -0.1743
Lophius
budegassa
15.3643
8757.6437
0.0023 -0.0199
0.0157 -0.0943
Merluccius
merluccius
489.1124
86918.2895
0.0720 -0.2733
0.1562 -0.4184
Mullus
barbatus
1173.1892
90508.0660
0.1727 -0.4376
0.1626 -0.4261
Mullus
surmuletus
76.1852
5499.3339
0.0112 -0.0727
0.0099 -0.0658
Octopus
spp
15.3643
38410.7181
0.0023 -0.0199
0.0690 -0.2662
Pagellus
acarne
1863.9459 182421.4942 0.2744 -0.5119
0.3278 -0.5275
Pagellus
bogaraveo
752.8501
49165.7192
0.1108 -0.3517
0.0883 -0.3093
Pagellus
erythrinus
76.8214
16900.7160
0.0113 -0.0731
0.0304 -0.1531
Parapenaeus
longirostris
599.2072
2842.3931
0.0882 -0.3090
0.0051 -0.0389
Raja
miraletus
15.0462
3761.5480
0.0022 -0.0195
0.0068 -0.0487
Scorpaena
elongata
15.3643
1997.3573
0.0023 -0.0199
0.0036 -0.0292
Scorpaena
loppei
15.3643
153.6429
0.0023 -0.0199
0.0003 -0.0033
Scorpaena
notata
46.0929
460.9286
0.0068 -0.0489
0.0008 -0.0085
Scorpaena
ustulata
15.0462
150.4619
0.0022 -0.0195
0.0003 -0.0032
Sepia
officinalis
30.0924
150.4619
0.0044 -0.0346
0.0003 -0.0032
Spicara
maena
76.1852
2906.4908
0.0112 -0.0727
0.0052 -0.0396
Squila
mantis
15.0462
300.9238
0.0022 -0.0195
0.0005 -0.0059
Uranoscopus
scaber
107.5500
19205.3591
0.0158 -0.0947
0.0345 -0.1676
Zeus
faber
15.0462
75.2310
0.0022 -0.0195
0.0001 -0.0017
∑S+ =26 ; Dni : Densité spécifique; x = Dni/Dnt*(Log2(Dni/Dnt)); Dnt = ΣDni=6793; Dwt = Σ Dwi=556523g; Ish (Dni) =3.22; E (Dni
)=0.69 ; SS+ =0.854 km² ; Dwi : Biomasse spécifique ; Y = (Dwi/Dwt)*(Log2(Dwi/Dw)); Ish (Dwi) =3.07; E(wi)=0.65
Tableau 4. Calcul des indices de diversité spécifique (Ish) et (E) des espèces associées à T. draco
dans la région Centre (données Thalassa, 1982)
Genres
Espèces
Dni
Dwi
Dni/Dnt
X
Dwi/Dwt
Y
Arnoglossus
laterna
15.0462
150.4619
0.0022 -0.0195
0.0003 -0.0032
Cepola
macrophthalma
15.3643
153.6429
0.0023 -0.0199
0.0003 -0.0033
Citharus
macrolepidotus
106.2776
4423.8338
0.0156 -0.0938
0.0079 -0.0554
Conger
conger
15.3643
3072.8575
0.0023 -0.0199
0.0055 -0.0414
Diplodus
vulgaris
15.3643
2458.2860
0.0023 -0.0199
0.0044 -0.0346
Lepidotrigla
cavillone
414.8358
15364.2873
0.0611 -0.2463
0.0276 -0.1430
Loligo
vulgaris
797.4482
20312.3589
0.1174 -0.3628
0.0365 -0.1743
Lophius
budegassa
15.3643
8757.6437
0.0023 -0.0199
0.0157 -0.0943
Merluccius
merluccius
489.1124
86918.2895
0.0720 -0.2733
0.1562 -0.4184
Mullus
barbatus
1173.1892
90508.0660
0.1727 -0.4376
0.1626 -0.4261
Mullus
surmuletus
76.1852
5499.3339
0.0112 -0.0727
0.0099 -0.0658
Octopus
spp
15.3643
38410.7181
0.0023 -0.0199
0.0690 -0.2662
Pagellus
acarne
1863.9459 182421.4942 0.2744 -0.5119
0.3278 -0.5275
Pagellus
bogaraveo
752.8501
49165.7192
0.1108 -0.3517
0.0883 -0.3093
Pagellus
erythrinus
76.8214
16900.7160
0.0113 -0.0731
0.0304 -0.1531
Parapenaeus
longirostris
599.2072
2842.3931
0.0882 -0.3090
0.0051 -0.0389
Raja
miraletus
15.0462
3761.5480
0.0022 -0.0195
0.0068 -0.0487
Scorpaena
elongata
15.3643
1997.3573
0.0023 -0.0199
0.0036 -0.0292
Scorpaena
loppei
15.3643
153.6429
0.0023 -0.0199
0.0003 -0.0033
Scorpaena
notata
46.0929
460.9286
0.0068 -0.0489
0.0008 -0.0085
Scorpaena
ustulata
15.0462
150.4619
0.0022 -0.0195
0.0003 -0.0032
Sepia
officinalis
30.0924
150.4619
0.0044 -0.0346
0.0003 -0.0032
Spicara
maena
76.1852
2906.4908
0.0112 -0.0727
0.0052 -0.0396
Squila
mantis
15.0462
300.9238
0.0022 -0.0195
0.0005 -0.0059
Uranoscopus
scaber
107.5500
19205.3591
0.0158 -0.0947
0.0345 -0.1676
Zeus
faber
15.0462
75.2310
0.0022 -0.0195
0.0001 -0.0017
∑S+ =26 ; Dni : Densité spécifique; x = Dni/Dnt*(Log2(Dni/Dnt)); Dnt = ΣDni=6793; Dwt = Σ Dwi=556523g; Ish (Dni) =3.22; E (Dni
)=0.69 ; SS+ =0.854 km² ; Dwi : Biomasse spécifique ; Y = (Dwi/Dwt)*(Log2(Dwi/Dw)); Ish (Dwi) =3.07; E(wi)=0.65