| Impacts of anthropogenic noise on marine life: Publication patterns, new discoveries, and future directions in research and management R Williams, AJ Wright, E Ashe, LK Blight, R Bruintjes, R Canessa, ... Ocean & Coastal Management 115, 17-24, 2015 | 437 | 2015 |
| Northern fulmars as biological monitors of trends of plastic pollution in the eastern North Pacific S Avery-Gomm, PD O’Hara, L Kleine, V Bowes, LK Wilson, KL Barry Marine pollution bulletin 64 (9), 1776-1781, 2012 | 200 | 2012 |
| Extrinsic and Intrinsic Sources of Variation in Plasma Lipid Metabolites of Free-Living Western Sandpipers (Calidris Mauri) CG Guglielmo, PD O'Hara, TD Williams The Auk 119 (2), 437-445, 2002 | 168 | 2002 |
| Ingested plastic in a diving seabird, the thick-billed murre (Uria lomvia), in the eastern Canadian Arctic JF Provencher, AJ Gaston, ML Mallory, PD O’hara, HG Gilchrist Marine Pollution Bulletin 60 (9), 1406-1411, 2010 | 145 | 2010 |
| Marine mammals and debris in coastal waters of British Columbia, Canada R Williams, E Ashe, PD O’Hara Marine pollution bulletin 62 (6), 1303-1316, 2011 | 144 | 2011 |
| Western Sandpipers (Calidris Mauri) During the Nonbreeding Season: Spatial Segregation on a Hemispheric Scale S Nebel, DB Lank, PD O'Hara, G Fernández, B Haase, F Delgado, ... The Auk 119 (4), 922-928, 2002 | 137 | 2002 |
| Modelling ship strike risk to fin, humpback and killer whales in British Columbia, Canada R Williams, P O'Hara J. Cetacean Res. Manage. 11 (1), 1-8, 2010 | 136 | 2010 |
| Prey availability and selective foraging in shorebirds PRY Backwell, P D O’HARA, JH Christy Animal Behaviour 55 (6), 1659-1667, 1998 | 132 | 1998 |
| Effects of sheens associated with offshore oil and gas development on the feather microstructure of pelagic seabirds PD O’Hara, LA Morandin Marine Pollution Bulletin 60 (5), 672-678, 2010 | 110 | 2010 |
| Forecasting the potential distribution of the invasive tunicate Didemnum vexillum LM Herborg, P O’Hara, TW Therriault Journal of Applied Ecology 46 (1), 64-72, 2009 | 104 | 2009 |
| A preliminary spatial assessment of risk: Marine birds and chronic oil pollution on Canada's Pacific coast CH Fox, PD O'hara, S Bertazzon, K Morgan, FE Underwood, PC Paquet Science of the Total Environment 573, 799-809, 2016 | 100 | 2016 |
| Visualization of spatial patterns and temporal trends for aerial surveillance of illegal oil discharges in western Canadian marine waters N Serra-Sogas, PD O’Hara, R Canessa, P Keller, R Pelot Marine pollution bulletin 56 (5), 825-833, 2008 | 79 | 2008 |
| Evaluation of an unmanned rotorcraft to monitor wintering waterbirds and coastal habitats in British Columbia, Canada MC Drever, D Chabot, PD O'Hara, JD Thomas, A Breault, RL Millikin Journal of Unmanned Vehicle Systems 3 (4), 256-267, 2015 | 52 | 2015 |
| Do low rates of oiled carcass recovery in beached bird surveys indicate low rates of ship-source oil spills? PD O'hara, KH Morgan Marine Ornithology 34, 133-140, 2006 | 49 | 2006 |
| Differential migration in western sandpipers with respect to body size and wing length PD O'Hara, G Fernández, B Haase, H de la Cueva, DB Lank The Condor 108 (1), 225-232, 2006 | 44 | 2006 |
| Is the timing of moult altered by migration? Evidence from a comparison of age and residency classes of Western Sandpipers Calidris mauri in Panamá PD O'Hara, DB Lank, FS Delgado Ardea 90 (1), 61-70, 2002 | 42 | 2002 |
| Life history varies with migratory distance in western sandpipers Calidris mauri PD O'Hara, G Fernández, F Becerril, H De La Cueva, DB Lank Journal of Avian Biology 36 (3), 191-202, 2005 | 41 | 2005 |
| Tropical and subtropical Western Sandpipers (Calidris mauri) differ in life history strategies G Fernández, PD O’Hara, DB Lank Ornitología neotropical 15 (Suppl.), 385-394, 2004 | 37 | 2004 |
| Assessing vessel traffic in the Salish Sea using satellite AIS: An important contribution for planning, management and conservation in southern resident killer whale critical … LH McWhinnie, PD O'Hara, C Hilliard, N Le Baron, L Smallshaw, R Pelot, ... Ocean & Coastal Management 200, 105479, 2021 | 35 | 2021 |
| Are ocean conditions and plastic debris resulting in a ‘double whammy’for marine birds? MC Drever, JF Provencher, PD O'Hara, L Wilson, V Bowes, CM Bergman Marine pollution bulletin 133, 684-692, 2018 | 34 | 2018 |
