Figure 4.4
Red List Indices (RLIs) for five bird families and species-groups for 1988–2004. Sample sizes: Waterbirds = 36 genuine status changes out of 238 species in categories Extinct in the Wild (EW) to Near Threatened (NT) in at least one assessment; Raptors = 10 out of 93; Gamebirds = 15 out of 123; Parrots = 19 out of 148; Albatrosses and petrels = 6 out of 28).