- ~
~
('j
II>
~
e..
Table 5a,b. a October 1996: diel variation of average abundance (ind. m- l
)
for the main systematics groups. b October 1996: diel variation of average abundance (ind. m- 3
)
fur the
S.
.,.
main copepod species
...
~
Time (h)
12:00
15:00
18:00
21:00
0:00
4:00
7:00
9:00
11:00
Average ±SD Average ±SD Average ±SD Average ±SD
Average ±SD Average
±SD Average
±SD Average ±SD Average ±SD
a
Copepoda
131.27
3.2 432.42
39.5
114.56
53.3 992.78 87.0
2476.53 405.8 1897.30 149.6
1392.17 228.1
58.86 24.9 244.95. 6.1
Copepoda nauplia
5.82
4.7
13.27 4.8
22.47
6.8
38.45
1.5
4.48
6.3
19.20 10.9
38.58
0.3
25.99
7.3
21.03 5.1
Mysidacea
0.03
0.0
21.19 22.4
2.49
3.1
24.94
2.8
0.07
0.1
1.02
0.8
Ostracoda
0.27
0.2
0.05
0.1
0.03
0.0
0.26
0.2
21.13
29.7
0.52
0.2
0.15
0.0
1.82
1.7
0.04 0.1
Polychaeta larvae
0.21
0.3
0.49
0.5
0.76
0.0
2.87
2.9
6.92
3.4
6.64
6.8
0.29
0.2
0.40
0.6
0.08 0.1
Decapoda larvae
0.23
0.2
0.49
0.5
0.02
0.0
2.97
0.7
0.19
0.1
0.79
0.3
0.07
0.1
0.08
0.0
0.77 0.1
Total abundance
140.7
9.6
450.6 35.3
139.1 61.8 1061.0 114.7
2530.8 453.2
2011.5 161.0
1434.3 225.5
92.9 20.2
270.9 10.9
b
Acartia copepodites 109.85
0.5
390.26 44.2
81.64
49.0 578.00 213
1867.34 151.2 1144.96 20.1
1074.69 283.5
21.60
5.7
188.92 2.6
Acartia margalefi
5.67
1.0
27.47
4.6
1634
3.4 104.45 18.5
235.71 149.6
360.40 90.9
159.95 75.3
5.22
0.6
28.1 0.6
Harp&:ticoida
5.24
2.7
3.54
1.2
4.54
0.2 171.09 30.4
208.93 194.1
154.85 72.9
85.03 23.7
18.91
13.2
1.59 2.2
Isias clavi pes
0.66
0.8
84.96 82.4
10636
77.6
122.92 92.7
2.29
2.8
0.11
0.2
Clausocalanus
2.86
1.2
5.74 3.0
6.04
0.8
15.62
8.1
6.72
9.5
31.41 44.4
28.51 28.3
4.24
2.6
18.72
1.8
copepod
Isias copepodites
0.48
0.5
0.05
0.1
0.09
0.1
12.55 10.2
22.70
12.2
45.39
0.7
25.88 29.7
0.29
0.2
0.54
0.3
Pseudocyclops spp
5.47
6.2
2.45
0.5
17.95 25.4
0.51
0.5
0.24
0.3
Metalanus copepodites
6.58
5.8
0.15
0.2
4.54
63
0.07
0.1
0.62
0.3
0.04 0.1
Pseudocyclops copepodites
2.74
3.1
2.02
2.4
4.49
6.3
0.07
0.1
0.04 0.1
Stephos spp.
1.43
0.6
0.22
0.3
4.72
6.0
0.28
0.4
Metacalanus copepodites
0.03
0.0
0.27
0.4
0.06
0.1
0.22
0.3
Stephos copepodites
0.07
0.1
Total abundance
131.3
3.2
432.4 39.5
114.6
53.3
992.8 87.0
2476.5 405.8
1897.3 149.6
1392.2 228.1
58.9 24.9
244.9 6.1
~
('j
II>
~
e..
Table 5a,b. a October 1996: diel variation of average abundance (ind. m- l
)
for the main systematics groups. b October 1996: diel variation of average abundance (ind. m- 3
)
fur the
S.
.,.
main copepod species
...
~
Time (h)
12:00
15:00
18:00
21:00
0:00
4:00
7:00
9:00
11:00
Average ±SD Average ±SD Average ±SD Average ±SD
Average ±SD Average
±SD Average
±SD Average ±SD Average ±SD
a
Copepoda
131.27
3.2 432.42
39.5
114.56
53.3 992.78 87.0
2476.53 405.8 1897.30 149.6
1392.17 228.1
58.86 24.9 244.95. 6.1
Copepoda nauplia
5.82
4.7
13.27 4.8
22.47
6.8
38.45
1.5
4.48
6.3
19.20 10.9
38.58
0.3
25.99
7.3
21.03 5.1
Mysidacea
0.03
0.0
21.19 22.4
2.49
3.1
24.94
2.8
0.07
0.1
1.02
0.8
Ostracoda
0.27
0.2
0.05
0.1
0.03
0.0
0.26
0.2
21.13
29.7
0.52
0.2
0.15
0.0
1.82
1.7
0.04 0.1
Polychaeta larvae
0.21
0.3
0.49
0.5
0.76
0.0
2.87
2.9
6.92
3.4
6.64
6.8
0.29
0.2
0.40
0.6
0.08 0.1
Decapoda larvae
0.23
0.2
0.49
0.5
0.02
0.0
2.97
0.7
0.19
0.1
0.79
0.3
0.07
0.1
0.08
0.0
0.77 0.1
Total abundance
140.7
9.6
450.6 35.3
139.1 61.8 1061.0 114.7
2530.8 453.2
2011.5 161.0
1434.3 225.5
92.9 20.2
270.9 10.9
b
Acartia copepodites 109.85
0.5
390.26 44.2
81.64
49.0 578.00 213
1867.34 151.2 1144.96 20.1
1074.69 283.5
21.60
5.7
188.92 2.6
Acartia margalefi
5.67
1.0
27.47
4.6
1634
3.4 104.45 18.5
235.71 149.6
360.40 90.9
159.95 75.3
5.22
0.6
28.1 0.6
Harp&:ticoida
5.24
2.7
3.54
1.2
4.54
0.2 171.09 30.4
208.93 194.1
154.85 72.9
85.03 23.7
18.91
13.2
1.59 2.2
Isias clavi pes
0.66
0.8
84.96 82.4
10636
77.6
122.92 92.7
2.29
2.8
0.11
0.2
Clausocalanus
2.86
1.2
5.74 3.0
6.04
0.8
15.62
8.1
6.72
9.5
31.41 44.4
28.51 28.3
4.24
2.6
18.72
1.8
copepod
Isias copepodites
0.48
0.5
0.05
0.1
0.09
0.1
12.55 10.2
22.70
12.2
45.39
0.7
25.88 29.7
0.29
0.2
0.54
0.3
Pseudocyclops spp
5.47
6.2
2.45
0.5
17.95 25.4
0.51
0.5
0.24
0.3
Metalanus copepodites
6.58
5.8
0.15
0.2
4.54
63
0.07
0.1
0.62
0.3
0.04 0.1
Pseudocyclops copepodites
2.74
3.1
2.02
2.4
4.49
6.3
0.07
0.1
0.04 0.1
Stephos spp.
1.43
0.6
0.22
0.3
4.72
6.0
0.28
0.4
Metacalanus copepodites
0.03
0.0
0.27
0.4
0.06
0.1
0.22
0.3
Stephos copepodites
0.07
0.1
Total abundance
131.3
3.2
432.4 39.5
114.6
53.3
992.8 87.0
2476.5 405.8
1897.3 149.6
1392.2 228.1
58.9 24.9
244.9 6.1