Skip to main content

Advertisement

Table 2 Population trends for selected waterbird species wintering at the Messolonghi lagoons during 1982 to 2012

From: Long-term population trends reveal increasing importance of a Mediterranean wetland complex (Messolonghi lagoons, Greece) for wintering waterbirds

Species name YCR CIYCR Trend classification
Great crested grebe 1.050 1.019 to 1.081
Black-necked grebe 0.944 0.901 to 0.989
Little grebe 1.054 1.024 to 1.084
Dalmatian pelican 1.095 1.074 to 1.117 ↑↑
Great cormorant 1.088 1.083 to 1.093 ↑↑
Little egret 1.127 1.111 to 1.144 ↑↑
Great egret 1.101 1.083 to 1.120 ↑↑
Grey heron 1.125 1.105 to 1.145 ↑↑
Eurasian spoonbill 1.072 1.025 to 1.120
Greater flamingo 1.397 1.344 to 1.453 ↑↑
Common shelduck 1.059 1.018 to 1.102
Mallard 1.065 1.018 to 1.114
Northern pintail 0.956 0.920 to 0.993
Northern shoveler 1.071 1.037 to 1.106
Eurasian wigeon 1.006 0.992 to 1.020
Common teal 1.039 1.008 to 1.071
Common pochard 0.897 0.853 to 0.944 ↓↓
Tufted duck 0.725 0.655 to 0.801 ↓↓
Eurasian coot 1.024 1.009 to 1.039
Overall waterfowl 1.020 1.007 to 1.033
Pied avocet 1.153 1.124 to 1.183 ↑↑
Kentish plover 1.126 1.073 to 1.182 ↑↑
Grey plover 1.104 1.060 to 1.150 ↑↑
Eurasian golden plover 1.079 1.056 to 1.103 ↑↑
Northern lapwing 0.987 0.956 to 1.019
Dunlin 1.028 0.999 to 1.058 ?
Little stint 1.102 1.052 to 1.154 ↑↑
Common redshank 1.035 1.014 to 1.056
Eurasian curlew 1.006 0.968 to 1.045
Overall waders 1.040 1.026 to 1.054
Overall waterbirds 1.022 1.011 to 1.033
  1. Yearly change rate (YCR), its 95% confidence interval (CIYCR) and the associated trend classification are presented. ↑↑, strong increase; ↑, moderate increase; ↔, stable; ↓, moderate decline; ↓↓, steep decline; ?, uncertain. The overall values are in italics.