Research Article

The Interdependency of the Morphological Variations of the Planktonic Foraminiferal Species Globigerina bulloides in Surface Sediments on the Environmental Parameters of the Southwestern Indian Ocean

Table 1

Average values (mean as open values and range in parenthesis) of the morphological parameters of G. bulloides for each sampling location.

Sample numberLatitudeTest size (µm)
range
MPS (µm)
range
Number of chambers
range
Dextral %

SK199C/39.5045268.00
192–348
8.56
6–12
10.33
9–12
73.33
SK199C/49.4051336.82
260–442
15.72
10.4–6
10.64
9–12
54.54
SK199C/58.9917241.50
180–324
9.15
6–18
9.63
8–12
87.50
SK199C/68.1333347.90
260–429
14.55
13–26
10.48
8–13
66.66
SK199C/75.5121233.33
204–276
7.07
6–12
10.11
9–14
88.88
SK199C/13−7.3648260.14
216–312
8.99
6–18
10.71
9–13
57.14
SK199C/14−9.1790243.20
204–312
8.64
6–18
10.40
8–13
60.00
SK199C/15−11.4243238.00
156–325
7.47
6–13
9.80
8–12
80.00
SK199C/17−15.2785225.35
156–336
7.96
6–13]
11.10
8–14
50.00
SK199C/19−16.2677245.05
182–312
8.13
6.5–13
10.05
8–13
55.00
SK200/5−28.3215238.52
156–312
8.20
6.5–13
10.61
9–12
52.17
SK200/9−30.9142271.00
195–442
9.40
6.5–26
10.62
8–12
53.84
SK200/14−36.1217383.19
257.1–485.7
11.89
7.1–21.4
10.12
8–12
73.53
SK200/15−37.0000259.50
180–348
9.15
6–18
9.79
8–13
75.00
SK200/17−39.0285248.25
192–336
7.43
6–18
9.38
8–10
75.00
SK200/19−40.9813363.05
192–520
16.55
6–26
10.24
8–12
76.19
SK200/21−43.1500352.73
273–416
16.73
10.4–26
10.33
8–13
86.66
SK200/33−55.0065360.29
260–520
15.69
20.4–26
9.57
8–12
64.28