Figure 4.3
Red List Indices (RLIs) for birds in the marine, freshwater and terrestrial ecosystems, and for birds in forest and shrubland/grassland habitats, for 1988–2004. Sample sizes: Marine = 12 genuine status changes out of 133 species in categories Extinct in the Wild (EW) to Near Threatened (NT) in at least one assessment; Freshwater = 31 out of 226 species; Terrestrial = 206 out of 2329 species; forest = 169 out of 1,513 species; shrubland/grassland = 45 out of 481 species.