Peter G Ryan
Peter G Ryan
Percy FitzPatrick Institute, University of Cape Town
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Cited by
Cited by
Plastic pollution in the world's oceans: more than 5 trillion plastic pieces weighing over 250,000 tons afloat at sea
M Eriksen, LCM Lebreton, HS Carson, M Thiel, CJ Moore, JC Borerro, ...
PloS one 9 (12), e111913, 2014
Monitoring the abundance of plastic debris in the marine environment
PG Ryan, CJ Moore, JA Van Franeker, CL Moloney
Philosophical Transactions of the Royal Society B: Biological Sciences 364 …, 2009
Biofouling on buoyant marine plastics: An experimental study into the effect of size on surface longevity
FMC Fazey, PG Ryan
Environmental pollution 210, 354-360, 2016
A brief history of marine litter research
PG Ryan
Marine anthropogenic litter, 1-25, 2015
Offshore diplomacy, or how seabirds mitigate intra-specific competition: a case study based on GPS tracking of Cape gannets from neighbouring colonies
D Grémillet, G DellšOmo, PG Ryan, G Peters, Y Ropert-Coudert, ...
Marine Ecology Progress Series 268, 265-279, 2004
Global research priorities to mitigate plastic pollution impacts on marine wildlife
AC Vegter, M Barletta, C Beck, J Borrero, H Burton, ML Campbell, ...
Endangered Species Research 25 (3), 225-247, 2014
Plastic ingestion and PCBs in seabirds: is there a relationship?
PG Ryan, AD Connell, BD Gardner
Marine pollution bulletin 19 (4), 174-176, 1988
The incidence and characteristics of plastic particles ingested by seabirds
PG Ryan
Marine environmental research 23 (3), 175-206, 1987
Birds of Africa south of the Sahara
I Sinclair, P Ryan
Princeton univ. press, 2003
The physical oceanography of the transport of floating marine debris
E Van Sebille, S Aliani, KL Law, N Maximenko, JM Alsina, A Bagaev, ...
Environmental Research Letters 15 (2), 023003, 2020
A junk-food hypothesis for gannets feeding on fishery waste
D Grémillet, L Pichegru, G Kuntz, AG Woakes, S Wilkinson, RJM Crawford, ...
Proceedings of the Royal Society B: Biological Sciences 275 (1639), 1149-1156, 2008
Can predation by invasive mice drive seabird extinctions?
RM Wanless, A Angel, RJ Cuthbert, GM Hilton, PG Ryan
Biology letters 3 (3), 241-244, 2007
Diving birds in cold water: do Archimedes and Boyle determine energetic costs?
RP Wilson, K Hustler, PG Ryan, AE Burger, EC Noldeke
The American Naturalist 140 (2), 179-200, 1992
Spatial match–mismatch in the Benguela upwelling zone: should we expect chlorophyll and sea‐surface temperature to predict marine predator distributions?
D Grémillet, S Lewis, L Drapeau, CD van Der Lingen, JA Huggett, ...
Journal of Applied Ecology 45 (2), 610-621, 2008
Effects of ingested plastic on seabird feeding: evidence from chickens
PG Ryan
Marine pollution bulletin 19 (3), 125-128, 1988
How much is a clean beach worth? The impact of litter on beach users in the Cape Peninsula, South Africa
JK Balance, A.*, Ryan, PG** and Turpie
South African Journal of Science 96 (5), 210-213, 2000
Pelagic plastics and other seaborne persistent synthetic debris: a review of Southern Hemisphere perspectives
MR Gregory, PG Ryan
Marine debris, 49-66, 1997
Exploitation of mesoscale oceanographic features by grey-headed albatross Thalassarche chrysostoma in the southern Indian Ocean
DC Nel, JRE Lutjeharms, EA Pakhomov, IJ Ansorge, PG Ryan, ...
Marine Ecology Progress Series 217, 15-26, 2001
Antarctica’s ecological isolation will be broken by storm-driven dispersal and warming
CI Fraser, AK Morrison, AMC Hogg, EC Macaya, E van Sebille, PG Ryan, ...
Nature climate change 8 (8), 704-708, 2018
Marine no-take zone rapidly benefits endangered penguin
L Pichegru, D Grémillet, RJM Crawford, PG Ryan
Biology letters 6 (4), 498-501, 2010
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