IUCN Red List Index


The IUCN Red List Index: Guidance for National and Regional Use (2009) [1014.22 KB]

Bubb, P.J., Butchart, S.H.M., Collen, B., Dublin, H., Kapos, V., Pollock, C., Stuart, S.N. and Vié, J.-C.

Version 1.1.  

A guidance document to support national and regional use of the IUCN Red List Index (RLI)



Scientific Papers:

Szabo, J.K., Butchart, S.H.M., Possingham, H.P. and Garnett, S.T. 2012. Adapting global biodiversity indicators to the national scale: a Red List Index for Australian birds. Biological Conservation 148(1): 61–68. DOI: 10.1016/j.biocon.2012.01.062.


Hoffmann, M., Hilton-Taylor,  C., Angulo, A., Böhm, M., Brooks, T.M., Butchart, S.H.M. et al. [174 other authors]. 2010.  The impact of conservation on the status of the world’s vertebrates. Science DOI: 10.1126/science.1194442.  Follow links for Abstract and/or Reprint of the paper.


McGeogh, M.A., Butchart, S.H.M., Spear, D., Marais, E., Kleyhans, E.J., Symes, A., Chanson, J. and Hoffmann, M. 2010. Global indicators of biological invasion: species numbers, biodiversity impact and policy responses. Diversity and Distributions 16: 95-108. DOI: 10.1111/j.1472-4642.2009.00633.x.


Butchart, S.H.M. 2008. Red List Indices to measure the sustainability of species use and impacts of invasive alien species. Bird Conservation International 18 (suppl.): 245–262. DOI: 10.1017/S095927090800035X.


Butchart, S.H.M., Akçakaya, H.R., Chanson, J., Baillie, J.E.M., Collen, B, Quader, S., Turner, W.R., Amin, R., Stuart, S.N. and Hilton-Taylor, C. 2007. Improvements to the Red List Index. PLoS One 2(1): e140. DOI:10.1371/journal.pone.0000140.   [A paper presenting revisions to the Red List Index (RLI) to overcome some shortcomings previously identified and to improve the overall performance of the RLI making it a more robust indicator for the status of biodiversity.]


Butchart, S.H.M., Akçakaya, H.R., Kennedy, E. and Hilton-Taylor, C. 2006. Biodiversity indicators based on trends in conservation status: strengths of the IUCN Red List Index. Conservation Biology 20: 579–581. DOI: 10.1111/j.1523-1739.2006.00410.x.


Butchart, S.H.M., Stattersfield, A.J., Baillie, J., Bennun, L.A., Stuart, S.N., Akçakaya, H.R., Hilton-Taylor, C. and Mace, G.M. 2005. Using Red List Indices to measure progress towards the 2010 target and beyond. Philosophical Transactions of the Royal Society B 360(1454): 255–268. DOI: 10.1098/rstb.2004.1583.   [Further details on the Red List Index (RLI), outlining the results of applying the RLI to birds and amphibians, with recommendations for further development of the RLI and its potential use for producing baseline data on the rate of biodiversity loss against which progress towards meeting the CBD 2010 target can be judged.]


Butchart, S.H.M., Stattersfield, A.J., Bennun, L.A., Shutes, S.M., Akçakaya, H.R., Baillie, J.E.M., Stuart, S.N., Hilton-Taylor, C. and Mace, G.M. 2004. Measuring global trends in the status of biodiversity: Red List Indices for birds. PLoS Biology 2(12): e383. DOI: 10.1371/journal.pbio.0020383.   [An introduction to the Red List Index (RLI): a method of using genuine changes in Red List status to determine true status trends for a whole taxonomic group. Here, the RLI methodology is tested using data for birds assessed between 1998 and 2004.