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Table 2: One-way analysis of variance of seasonal variability of examinated parameters. Values in the same column with different letters are significantly different

ANOVA Temperature () Salinity (PSU) Dissolved oxygen (ml) Nitrate (M) Phosphate (M) Silicate (M) Chlorophill (mg/mc) Autumn 2001 20.46c 37.81bc 5.51a 1.96ab 0.25a 10.77ab 3.97b Winter 2002 15.01a 37.62a 5.70b 2.00ab 0.31ab 12.42b 5.88c Spring 2002 18.06b 37.74b 5.77b 0.84a 0.24a 9.46ab 1.08a Summer 2002 24.72d 37.76b 5.73b 1.50a 0.20a 7.11ab 0.99a Autumn 2002 20.40c 37.94d 5.56a 2.35ab 0.16a 6.18a 1.93a Winter 2003 15.76a 37.88cd 6.08c 3.68b 0.44b 6.86a 5.80c