| Status of the World's Baleen Whales PO Thomas, RR Reeves, RLJ Brownell Marine Mammal Science, 2015 | 262 | 2015 |
| Coral bleaching and global climate change: scientific findings and policy recommendations JK Reaser, R Pomerance, PO Thomas Conservation biology 14 (5), 1500-1511, 2000 | 220 | 2000 |
| Bycatch in gillnet fisheries threatens critically endangered small cetaceans and other aquatic megafauna RL Brownell Jr, RR Reeves, AJ Read, BD Smith, PO Thomas, K Ralls, ... Endangered Species Research 40, 285-296, 2019 | 184 | 2019 |
| Mother-infant interaction and behavioral development in southern right whales, Eubalaena australis PO Thomas, SM Taber Behaviour, 42-60, 1984 | 161 | 1984 |
| Calf development and mother-calf spatial relationships in southern right whales S Taber, P Thomas Animal behaviour 30 (4), 1072-1083, 1982 | 135 | 1982 |
| Projecting marine mammal distribution in a changing climate GK Silber, MD Lettrich, PO Thomas, JD Baker, M Baumgartner, EA Becker, ... Frontiers in Marine Science 4, 413, 2017 | 111 | 2017 |
| A review of climate change effects on marine mammals in United States waters: Past predictions, observed impacts, current research and conservation imperatives FMD Gulland, JD Baker, M Howe, E LaBrecque, L Leach, SE Moore, ... Climate Change Ecology 3, 100054, 2022 | 72 | 2022 |
| A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets L Rojas-Bracho, FMD Gulland, CR Smith, B Taylor, RS Wells, PO Thomas, ... Endangered Species Research 38, 11-27, 2019 | 67 | 2019 |
| From people to D McAloose, M Laverack, L Wang, ML Killian, LC Caserta, F Yuan, ... Panthera, 2020 | 52 | 2020 |
| Kelp gulls, Larus dominicanus, are Parasites on Flesh of the Right Whale, Eubalaena australis PO Thomas Ethology 79 (2), 89-103, 1988 | 42 | 1988 |
| Dams threaten rare Mekong dolphins RL Brownell Jr, RR Reeves, PO Thomas, BD Smith, GE Ryan Science 355 (6327), 805-805, 2017 | 29 | 2017 |
| From People to Panthera: Natural SARS-CoV-2 Infection in Tigers and Lions at the Bronx Zoo. mBio 11 (5): e02220–20 D McAloose, M Laverack, L Wang, ML Killian, LC Caserta, F Yuan, ... | 26 | 2020 |
| Vaquitas (Phocoena sinus) continue to die from bycatch not pollutants F Gulland, K Danil, J Bolton, G Ylitalo, RS Okrucky, F Rebolledo, ... The Veterinary Record 187 (7), e51, 2020 | 19 | 2020 |
| Using scent attractants to non-invasively collect hair samples from cheetahs, leopards and lions P Thomas, G Balme, L Hunter, J McCabe-Parodi Animal Keepers Forum 7 (8), 342-384, 2005 | 19 | 2005 |
| Establishing protected areas for Asian freshwater cetaceans: freshwater cetaceans as flagship species for integrated river conservation management D Kreb, RR Reeves, PO Thomas, GT Braulik, BD Smith Final workshop report. Yayasan Konservasi RASI, Samarinda, 2010 | 17 | 2010 |
| Electrofishing as a potential threat to freshwater cetaceans PO Thomas, FMD Gulland, RR Reeves, D Kreb, W Ding, B Smith, MI Malik, ... Endangered Species Research 39, 207-220, 2019 | 15 | 2019 |
| A Review of Circumpolar Arctic Marine Mammal Health—A Call to Action in a Time of Rapid Environmental Change A Barratclough, SH Ferguson, C Lydersen, PO Thomas, KM Kovacs Pathogens 12 (7), 937, 2023 | 13 | 2023 |
| Report of a workshop on best approaches and needs for projecting marine mammal distributions in a changing climate GK Silber, M Lettrich, PO Thomas National Oceanic and Atmospheric Administration, 2016 | 11 | 2016 |
| SOCIAL BEHAVIOR, HABITAT USE, AND INTERSPECIFIC INTERACTIONS OF SOUTHERN RIGHT WHALE, EUBALAENA AUSTRALIS, MOTHER-CALF PAIRS (ARGENTINA) PO Thomas University of California, Davis, 1987 | 11 | 1987 |
| Data on wildlife trade PO Thomas, MR Albert, AG Blundell, MB Mascia Conservation Biology 20 (3), 597-599, 2006 | 9 | 2006 |