Figure 2From: Long-term population trends reveal increasing importance of a Mediterranean wetland complex (Messolonghi lagoons, Greece) for wintering waterbirds Species-specific time series analysis of midwinter counts. Trends of the 28 most abundant waterbird species wintering at the Messolonghi lagoons during 1982 to 2012. The solid line represents the smoothed population number estimated by TrendSpotter. The dotted lines indicate the upper and lower limits of the 95% confidence interval.Back to article page