Table 1.

Statistical description of the collected data: number of collected data points (count), mean value, standard deviation value (std), minimum value (min), 25%, 50% and 75% percentile values, and maximum value (max).

	Temperature	EC	pH	System battery	Chl-a
Count	217133	217133	217133	217133	217133
Mean	15.10	67.26	7.59	13.31	8.98
Std	6.01	12.84	0.92	0.43	8.28
Min	5.37	34.69	4.41	12.74	0
25%	9.39	61.01	6.99	12.98	3.75
50%	14.25	69	7.29	13.14	6.63
75%	21.06	74.67	7.9	13.58	11.47
Max	28.56	99.52	10.31	14.84	135.84

Variables (columns): temperature (${}^{\circ }$C), EC ($\mu$S/cm), pH (und), system battery (V) and Chl-a ($\mathrm{\mu }$g/L).