Table 2 Comparison of the mean measured (minimum and maximum ranges in brackets) and expected body masses of birds investigated
From: Health status of seabirds and coastal birds found at the German North Sea coast
Species | Mean measured mass [g] | Mean expected mass [g] | X² | df | P |
|---|---|---|---|---|---|
Oystercatcher | 396.6 (288.7 – 586) | 527.1 | 455.3 | 9 | < 0.001 |
Red knot | 141.8 (126–150) | 146 | 7 | 4 | n.s. |
Common scoter | 727 (655–851) | 1057.1 | 777.9 | 6 | < 0.001 |
Curlew | 578.3 (404–890) | 751 | 288.3 | 1 | < 0.001 |
Grey Plover | 210.1 (184.7–235.4) | 251.1 | 22.5 | 1 | < 0.001 |
Bar-tailed godwit | 232.2 (186.6-277.5) | 418.5 | 175.8 | 1 | < 0.001 |