Research Article
Variability in the Structure of Phytoplankton Assemblages in relation to Human Disturbance in Southern Coast of Tunisia
| Species | Group K (disturbed station) | Group M (control station) | Av. Diss. | Diss./SD | Contrib.% | Cum.% | Av. abund. | Av. abund. |
| Coscinodiscus sp. | 5566.67 | 0 | 15.47 | 1.14 | 17.93 | 17.93 | Ostreopsis ovata | 33.33 | 4566.67 | 13.93 | 3.89 | 16.14 | 34.07 | Coolia monotis | 0 | 3844.44 | 11.4 | 1.98 | 13.21 | 47.28 | Prorocentrum lima | 77.78 | 3666.67 | 10.88 | 2.11 | 12.61 | 59.88 | Nitzshoides sp. | 2416.67 | 0 | 5.35 | 0.46 | 6.19 | 66.08 | Nitzschia sp. | 933.33 | 122.22 | 2.58 | 1.26 | 2.99 | 69.07 | Navicula sp. | 1633.33 | 1444.44 | 2.48 | 1.38 | 2.88 | 71.95 | Pleurosigma sp. | 300 | 838.89 | 1.97 | 1.15 | 2.28 | 74.24 | Peridinium sp. | 133.33 | 538.89 | 1.49 | 1.29 | 1.72 | 77.72 | Pinnularia sp. | 55.56 | 483.33 | 1.38 | 1.61 | 1.6 | 79.32 | Prorocentrum rathymum | 477.78 | 0 | 1.28 | 1.34 | 1.48 | 80.8 | Karenia selliformis | 400 | 0 | 0.91 | 0.52 | 1.06 | 81.86 | Polykrikos sp. | 255.56 | 338.89 | 0.9 | 1.45 | 1.05 | 82.91 | Licmophora sp. | 311.11 | 0 | 0.89 | 1.49 | 1.03 | 83.93 | Chaetoceros sp. | 244.44 | 0 | 0.75 | 0.62 | 0.87 | 84.8 | Anabaena sp. | 288.89 | 116.67 | 0.64 | 1.43 | 0.75 | 85.55 | Protoperidinium sp. | 88.89 | 150 | 0.57 | 1.28 | 0.66 | 86.93 | Gyrodinium sp. | 111.11 | 61.11 | 0.54 | 0.56 | 0.62 | 87.56 | Biddulphia sp. | 166.67 | 0 | 0.51 | 0.58 | 0.59 | 88.15 | Striatella unipunctata | 200 | 0 | 0.49 | 0.88 | 0.57 | 88.72 | Thalassiosira sp. | 166.67 | 0 | 0.45 | 0.88 | 0.52 | 89.23 | Leptocylindrus sp. | 133.33 | 0 | 0.42 | 0.57 | 0.49 | 89.72 | Scrippsiella sp. | 133.33 | 0 | 0.41 | 0.71 | 0.48 | 90.2 |
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