| A biological assessment of the aquatic ecosystems of the Pantanal, Mato Grosso do Sul, Brasil W PW RAP Bulletin of Biological Assessment, 2000 | 60 | 2000 |
| Quantifying the contribution of zoos and aquariums to peer-reviewed scientific research TL Loh, ER Larson, SR David, LS de Souza, R Gericke, M Gryzbek, ... Facets 3 (1), 287-299, 2018 | 56 | 2018 |
| Distribution of arapaima (Arapaima gigas)(Pisces: Arapaimatidae) in Bolivia: implications in the control and management of a non-native population. G Miranda-Chumacero, R Wallace, H Calderón, G Calderón, P Willink, ... BioInvasions Record 1 (2), 2012 | 52 | 2012 |
| Fishes of three Bolivian rivers: diversity, distribution and conservation B Chernoff, AM Allison, P Willink, J Sarmiento, S Barrera, N Menezes, ... Interciencia 25 (6), 273-283, 2000 | 52 | 2000 |
| Annotated checklist of the freshwater fishes of Suriname JH Mol, RP VaRi, R CoVain, P Willink, S FiSCH-MulleR Cybium, 2012 | 45 | 2012 |
| Stingray spine use and Maya bloodletting rituals: A cautionary tale HR Haines, PW Willink, D Maxwell Latin American Antiquity 19 (1), 83-98, 2008 | 40 | 2008 |
| A biological assessment of the aquatic ecosystems of the Upper Río Orthon basin, Pando, Bolivia B Chernoff, PW Willink Conservation International 15, 145, 1999 | 38 | 1999 |
| A biological assessment of the aquatic ecosystems of the Río Paraguay Basin, alto Paraguay, Paraguay B Chernoff, PW Willink, JR Montambault Conservation International, 2001 | 25 | 2001 |
| Amphibians and reptiles of selected localities in the southern Pantanal floodplains and neighboring Cerrado areas, Mato Grosso do Sul, Brasil C Strüssmann, CA Prado, M Uetanabaro, VL Ferreira, PW Willink, ... A Biological Assessment of the Aquatic Ecosystems of the Pantanal, Mato …, 2000 | 24 | 2000 |
| A rapid biological assessment of the aquatic ecosystems of the Pastaza River Basin, Ecuador and Perú PW Willink, B Chernoff, J McCullough Conservation International, 2005 | 23 | 2005 |
| A new freshwater ariid (Otophysi: Siluriformes) from the Río Usumacinta Basin R Betancur-R, PW Willink Copeia 2007 (4), 818-828, 2007 | 20 | 2007 |
| Fishes of the rios Negro, Negrinho, Taboco, Aquidauana, Taquari and Miranda, Pantanal, Brasil: diversity, distribution, critical habitats and value PW Willink, O Froehlich, OT Oyakawa, NA Menezes, A Machado-Alison, ... A biological assessment of the aquatic ecosystems of the Pantanal, Mato …, 2000 | 19 | 2000 |
| Inventory, relative abundance and importance of fishes in the Caura River Basin, Bolívar State, Venezuela A Machado-Allison, B Chernoff, F Provenzano, PW Willink, A Marcano, ... A biological assessment of the aquatic ecosystems of the Caura River Basin …, 2003 | 18 | 2003 |
| Diets, population structure, and seasonal activity patterns of mudpuppies (Necturus maculosus) in an urban, Great Lakes coastal habitat AM Beattie, MR Whiles, PW Willink Journal of Great Lakes Research 43 (1), 132-143, 2017 | 17 | 2017 |
| Connectivity of neotropical river basins in the central Guiana Shield based on fish distributions LS de Souza, JW Armbruster, PW Willink Frontiers in Forests and Global Change 3, 8, 2020 | 16 | 2020 |
| Range expansions and new drainage records for select Illinois fishes. JS Tiemann, CA Taylor, D Wylie, J Lamer, PW Willink, FM Veraldi, ... Transactions of the Illinois State Academy of Science 108, 2015 | 16 | 2015 |
| DIVERSITY AND ABUNDANCE OF FISHES AND HABITATS IN THE RIO TAHUAMANU AND RIO MANURIPI BASINS (BOLIVIA) DIVERSIDAD Y ABUNDANCIA DE PECES Y HABITATS EN LAS CUENCAS DE LOS RIOS … A Machado-Allison, J Sarmiento, PW Willink, B Chernoff, N Menezes, ... Acta Biologica Venezuelica 19 (1), 17-50, 1999 | 16 | 1999 |
| Harttia merevari, a new species of catfish (Siluriformes: Loricariidae) from Venezuela F Provenzano R, A Machado-Allison, B Chernoff, P Willink, P Petry Neotropical Ichthyology 3, 519-524, 2005 | 15 | 2005 |
| An ichthyological survey of Laguna del Tigre National Park, Peten, Guatemala PW Willink, C Barrientos, HA Kihn, B Chernoff RAP Bulletin of Biological Assessment 16, 41-48, 2000 | 14 | 2000 |
| Ecological and geographical structure in assemblages of freshwater fishes in the Pantanal, Mato Grosso do Sul, Brasil B Chernoff, PW Willink Chapter 7, 82-97, 2000 | 13 | 2000 |
