P. J. Ashton

3.2k total citations · 1 hit paper
66 papers, 2.2k citations indexed

About

P. J. Ashton is a scholar working on Environmental Chemistry, Ocean Engineering and Water Science and Technology. According to data from OpenAlex, P. J. Ashton has authored 66 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Environmental Chemistry, 18 papers in Ocean Engineering and 17 papers in Water Science and Technology. Recurrent topics in P. J. Ashton's work include Aquatic Ecosystems and Phytoplankton Dynamics (21 papers), Water resources management and optimization (13 papers) and Transboundary Water Resource Management (9 papers). P. J. Ashton is often cited by papers focused on Aquatic Ecosystems and Phytoplankton Dynamics (21 papers), Water resources management and optimization (13 papers) and Transboundary Water Resource Management (9 papers). P. J. Ashton collaborates with scholars based in South Africa, United States and Ghana. P. J. Ashton's co-authors include Dirk J. Roux, Kevin H. Rogers, Harry Biggs, Anne Sergeant, J. Dabrowski, F. R. Schoeman, Jeanne Nel, Anna‐Maria Botha, Paul J. Oberholster and K.S. Murray and has published in prestigious journals such as Water Research, Conservation Biology and Atmospheric Environment.

In The Last Decade

P. J. Ashton

66 papers receiving 2.0k citations

Hit Papers

Bridging the Science–Management Divide: Moving ... 2006 2026 2012 2019 2006 100 200 300 400
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Bridging the Science–Management Divide: Moving from Unidirectional Knowledge Transfer to Knowledge Interfacing and Sharing
    2006 463 citations Dirk J. Roux, P. J. Ashton et al. profile →

Peers

P. J. Ashton
Wade L. Hadwen Australia
Melissa A. Kenney United States
Ing‐Marie Gren Sweden
Leo Posthuma Netherlands
Daniel D. Huppert United States
Dietrich Borchardt Germany
Bonnie Keeler United States
James C. R. Smart Australia
Lisa Wainger United States
S. Jannicke Moe Norway
Wade L. Hadwen Australia
P. J. Ashton
Citations per year, relative to P. J. Ashton P. J. Ashton (= 1×) peers Wade L. Hadwen

Countries citing papers authored by P. J. Ashton

Since Specialization
Citations

This map shows the geographic impact of P. J. Ashton's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by P. J. Ashton with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites P. J. Ashton more than expected).

Fields of papers citing papers by P. J. Ashton

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by P. J. Ashton. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by P. J. Ashton. The network helps show where P. J. Ashton may publish in the future.

Co-authorship network of co-authors of P. J. Ashton

This figure shows the co-authorship network connecting the top 25 collaborators of P. J. Ashton. A scholar is included among the top collaborators of P. J. Ashton based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with P. J. Ashton. P. J. Ashton is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Ashton, P. J., et al.. (2012). Places of the Heart: Memorials in Australia. UTS ePRESS (University of Technology Sydney). 7 indexed citations
2.
Oberholster, PJ, Ndeke Musee, Anna‐Maria Botha, et al.. (2011). Assessment of the effect of nanomaterials on sediment-dwelling invertebrate Chironomus tentans larvae. Ecotoxicology and Environmental Safety. 74(3). 416–423. 24 indexed citations
3.
Musee, Ndeke, Alan C. Brent, & P. J. Ashton. (2010). A South African research agenda to investigate the potential environmental, health and safety risks of nanotechnology : research article. South African Journal of Science. 106. 1–6. 10 indexed citations
4.
Dabrowski, J., et al.. (2009). Analysis of virtual water flows associated with the trade of maize in the SADC region: importance of scale. Hydrology and earth system sciences. 13(10). 1967–1977. 27 indexed citations
5.
Roux, Dirk J., et al.. (2008). Improving Cross‐Sector Policy Integration and Cooperation in Support of Freshwater Conservation. Conservation Biology. 22(6). 1382–1387. 38 indexed citations
6.
Oberholster, Paul J., Anna‐Maria Botha, & P. J. Ashton. (2008). The influence of a toxic cyanobacterial bloom and water hydrology on algal populations and macroinvertebrate abundance in the upper littoral zone of Lake Krugersdrift, South Africa. Ecotoxicology. 18(1). 34–46. 36 indexed citations
7.
Ashton, P. J., et al.. (2008). An overview of the content and historical context of the international freshwater agreements that South Africa has entered into with neighbouring countries. International Environmental Agreements Politics Law and Economics. 9(1). 1–21. 12 indexed citations
8.
Hart, R. C. & P. J. Ashton. (2004). Is climate change really of no concern? : climate change - counter views. 3(3). 26–28. 8 indexed citations
9.
Ashton, P. J.. (2003). Southern African water conflicts : are they inevitable or preventable? : : viewpoint. 2(1). 22–24. 1 indexed citations
10.
Ashton, P. J.. (2002). Avoiding Conflicts over Africa's Water Resources. AMBIO. 31(3). 236–242. 110 indexed citations
11.
Ashton, P. J., et al.. (2001). Simplifying dynamic river water quality modelling: A case study of inorganic nitrogen dynamics in the Crocodile River (South Africa). Ghent University Academic Bibliography (Ghent University). 1 indexed citations
12.
Ashton, P. J., et al.. (1999). Hydrological science in South Africa: 1995-1998. South African Journal of Science. 95. 259–268. 1 indexed citations
13.
Ashton, P. J., et al.. (1996). Effect of sewage effluents on germination of three marine brown algal macrophytes. Marine and Freshwater Research. 47(8). 1009–1014. 24 indexed citations
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Cochrane, Kevern L., et al.. (1987). An ecosystem model of phosphorus cycling in a warm monomictic, hypertrophic impoundment. Ecological Modelling. 37(3-4). 207–233. 7 indexed citations
17.
18.
Ashton, P. J., et al.. (1983). WETLANDS AS ACCRETING SYSTEMS: NUTRIENT CYCLING IN WETLANDS. 9(2). 104–109. 7 indexed citations
19.
Ashton, P. J.. (1981). Nitrogen fixation and the nitrogen budget of a eutrophic impoundment. Water Research. 15(7). 823–833. 34 indexed citations
20.
Ashton, P. J. & R. D. Walmsley. (1976). THE AQUATIC FERN AZOLLA AND ANABAENA SYMBIOT. 39–45. 9 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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