| Global biodiversity: indicators of recent declines SHM Butchart, M Walpole, B Collen, A Van Strien, JPW Scharlemann, ... Science 328 (5982), 1164-1168, 2010 | 4172 | 2010 |
| Developing indicators for European birds RD Gregory, A Van Strien, P Vorisek, AW Gmelig Meyling, DG Noble, ... Philosophical Transactions of the Royal Society B: Biological Sciences 360 …, 2005 | 1042 | 2005 |
| Essential biodiversity variables HM Pereira, S Ferrier, M Walters, GN Geller, RHG Jongman, RJ Scholes, ... Science 339 (6117), 277-278, 2013 | 995 | 2013 |
| A mid-term analysis of progress toward international biodiversity targets DP Tittensor, M Walpole, SLL Hill, DG Boyce, GL Britten, ND Burgess, ... Science 346 (6206), 241-244, 2014 | 917 | 2014 |
| Population declines and range contractions among lowland farmland birds in Britain RJ Fuller, RD Gregory, DW Gibbons, JH Marchant, JD Wilson, SR Baillie, ... Conservation Biology 9 (6), 1425-1441, 1995 | 836 | 1995 |
| Patterns of natal and breeding dispersal in birds E Paradis, SR Baillie, WJ Sutherland, RD Gregory Journal of Animal ecology 67 (4), 518-536, 1998 | 823 | 1998 |
| Abundance–occupancy relationships KJ Gaston, TM Blackburn, JJD Greenwood, RD Gregory, RM Quinn, ... Journal of Applied Ecology 37, 39-59, 2000 | 734 | 2000 |
| The convention on biological diversity's 2010 target A Balmford, L Bennun, B Ten Brink, D Cooper, IM Côté, P Crane, ... Science 307 (5707), 212-213, 2005 | 537 | 2005 |
| Birds of conservation concern 3 MA Eaton, AF Brown, DG Noble, AJ Musgrove, RD Hearn, NJ Aebischer, ... British Birds 102 (45), 296-341, 2009 | 521* | 2009 |
| EU agricultural reform fails on biodiversity G Pe'er, LV Dicks, P Visconti, R Arlettaz, A Báldi, TG Benton, S Collins, ... Science 344 (6188), 1090-1092, 2014 | 509 | 2014 |
| Bird census and survey techniques RD Gregory, DW Gibbons, PF Donald Bird ecology and conservation, 17-56, 2004 | 413 | 2004 |
| The population status of birds in the United Kingdom, Channel Islands and Isle of Man RD Gregory, NI Wilkinson, DG Noble, JA Robinson, AF Brown, J Hughes, ... British birds 95, 410-448, 2002 | 369 | 2002 |
| Common European birds are declining rapidly while less abundant species' numbers are rising R Inger, R Gregory, JP Duffy, I Stott, P Voříšek, KJ Gaston Ecology letters 18 (1), 28-36, 2015 | 357 | 2015 |
| An indicator of the impact of climatic change on European bird populations RD Gregory, SG Willis, F Jiguet, P Voříšek, A Klvaňová, A van Strien, ... PloS one 4 (3), e4678, 2009 | 319 | 2009 |
| International conservation policy delivers benefits for birds in Europe PF Donald, FJ Sanderson, IJ Burfield, SM Bierman, RD Gregory, ... Science 317 (5839), 810-813, 2007 | 307 | 2007 |
| Using birds as indicators of biodiversity RD Gregory, D Noble, R Field, J Marchant, M Raven, DW Gibbons Ornis hungarica 12 (13), 11-24, 2003 | 282 | 2003 |
| Wild bird indicators: using composite population trends of birds as measures of environmental health RD Gregory, A van Strien Ornithological Science 9 (1), 3-22, 2010 | 280 | 2010 |
| The state of play of farmland birds: population trends and conservation status of lowland farmland birds in the United Kingdom RD Gregory, D G. NOBLE, J Custance Ibis 146, 1-13, 2004 | 276 | 2004 |
| The decline of A fro‐P alaearctic migrants and an assessment of potential causes JA Vickery, SR Ewing, KW Smith, DJ Pain, F Bairlein, J Škorpilová, ... Ibis 156 (1), 1-22, 2014 | 270 | 2014 |
| Population trends of widespread woodland birds in Europe RD Gregory, P Vorisek, A Van Strien, AW GMELIG MEYLING, F Jiguet, ... Ibis 149, 78-97, 2007 | 267 | 2007 |
