Tyrrhenian Upper Waters in the Ustica Island (Marine Protected Area, Sicily, Italy)

Table 2

One-way analysis of variance of seasonal variability of examinated parameters. Values in the same column with different letters are significantly different (𝐏<.05).

ANOVA
	Temperature (^∘C)	Salinity (PSU)	Dissolved oxygen (mlL^−1)	Nitrate (𝜇M)	Phosphate (𝜇M)	Silicate (𝜇M)	Chlorophill 𝑎 (mg/mc)
	𝜇	𝜇	𝜇	𝜇	𝜇	𝜇	𝜇
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