Source of Variation SS df MS F F crit P-value Seasons 0.0862 1 0.0862 0.4004 4.8443 <0.05 Stations 4.8216 11 0.4383 2.0369 2.8179 <0.05 Error 2.3671 11 0.2152       Total 7.2749 23

Table 12: The two-way ANOVA between the stations and seasons.