Mark A. Chapman

6.0k total citations · 2 hit papers
125 papers, 4.0k citations indexed

About

Mark A. Chapman is a scholar working on Plant Science, Genetics and Ecology. According to data from OpenAlex, Mark A. Chapman has authored 125 papers receiving a total of 4.0k indexed citations (citations by other indexed papers that have themselves been cited), including 58 papers in Plant Science, 38 papers in Genetics and 28 papers in Ecology. Recurrent topics in Mark A. Chapman's work include Genetic diversity and population structure (31 papers), Aquatic Invertebrate Ecology and Behavior (17 papers) and Aquatic Ecosystems and Phytoplankton Dynamics (16 papers). Mark A. Chapman is often cited by papers focused on Genetic diversity and population structure (31 papers), Aquatic Invertebrate Ecology and Behavior (17 papers) and Aquatic Ecosystems and Phytoplankton Dynamics (16 papers). Mark A. Chapman collaborates with scholars based in United Kingdom, United States and New Zealand. Mark A. Chapman's co-authors include John M. Burke, Richard J. Abbott, Steven J. Knapp, Shunxue Tang, Jutta C. Burger, Gail Taylor, Dmitry A. Filatov, Simon J. Hiscock, Catherine H. Pashley and Diego Gómez‐Nicola and has published in prestigious journals such as Science, Nature Communications and Bioinformatics.

In The Last Decade

Mark A. Chapman

122 papers receiving 3.8k citations

Hit Papers

align trajectories

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.

Coupled Proliferation and Apoptosis Maintain the Rapid Turnover of Microglia in the Adult Brain

2017 504 citations Mark A. Chapman et al. profile →
Global nutritional challenges and opportunities: Buckwheat, a potential bridge between nutrient deficiency and food security

2024 47 citations Mark A. Chapman et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Mark A. Chapman United Kingdom	34	2.0k	1.2k	990	767	488	125	4.0k
Nansheng Chen Canada	34	1.8k 0.9×	4.9k 4.0×	1.5k 1.5×	343 0.4×	128 0.3×	145	7.9k
Richard C. Moore United States	28	1.7k 0.9×	2.3k 2.0×	545 0.6×	293 0.4×	454 0.9×	70	3.5k
John S. Taylor Canada	32	1.7k 0.9×	2.9k 2.4×	1.3k 1.4×	434 0.6×	33 0.1×	88	5.3k
W. Brad Barbazuk United States	37	3.3k 1.7×	3.6k 3.0×	1.3k 1.3×	507 0.7×	39 0.1×	93	6.2k
Jill Wegrzyn United States	36	1.4k 0.7×	1.8k 1.5×	1.5k 1.5×	350 0.5×	46 0.1×	111	4.0k
Jake M. Alexander Switzerland	33	1.1k 0.6×	1.0k 0.9×	674 0.7×	2.0k 2.6×	45 0.1×	72	5.7k
Klaus W. Beyenbach United States	38	477 0.2×	1.8k 1.5×	516 0.5×	176 0.2×	68 0.1×	101	4.1k
J. Webster United Kingdom	38	4.5k 2.3×	1.2k 1.0×	175 0.2×	878 1.1×	51 0.1×	287	6.9k
David W. Galbraith United States	52	9.5k 4.9×	8.0k 6.6×	924 0.9×	893 1.2×	48 0.1×	172	12.6k
Kentaro K. Shimizu Japan	40	2.9k 1.5×	2.8k 2.3×	1.1k 1.1×	1.3k 1.7×	19 0.0×	140	5.1k

Countries citing papers authored by Mark A. Chapman

Since Specialization

Citations

This map shows the geographic impact of Mark A. Chapman'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 Mark A. Chapman with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Mark A. Chapman more than expected).

Fields of papers citing papers by Mark A. Chapman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Mark A. Chapman. 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 Mark A. Chapman. The network helps show where Mark A. Chapman may publish in the future.

Co-authorship network of co-authors of Mark A. Chapman

This figure shows the co-authorship network connecting the top 25 collaborators of Mark A. Chapman. A scholar is included among the top collaborators of Mark A. Chapman 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 Mark A. Chapman. Mark A. Chapman is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Tremlett, Constance J., Mark A. Chapman, Kathryn H. Maher, et al.. (2024). High Resource Overlap and a Consistently Generalised Pattern of Interactions in a Bat–Flower Network in a Seasonally Dry Landscape. Ecology and Evolution. 14(10). e70367–e70367. 1 indexed citations

Reyes‐Betancort, J. Alfredo, et al.. (2020). Geographical isolation, habitat shifts and hybridisation in the diversification of the Macaronesian endemic genus Argyranthemum (Asteraceae). New Phytologist. 228(6). 1953–1971. 23 indexed citations

Kim, Minsung, Pilar Cubas, Amanda Gillies, et al.. (2008). Regulatory Genes Control a Key Morphological and Ecological Trait Transferred Between Species. Science. 322(5904). 1116–1119. 218 indexed citations

Chapman, Mark A. & John M. Burke. (2006). Letting the gene out of the bottle: the population genetics of genetically modified crops. New Phytologist. 170(3). 429–443. 143 indexed citations

Chapman, Mark A.. (2004). A revision of the Phreatogammaridae (Crustacea, Amphipoda) of New Zealand. Part 2: Phreatogammarus fragilis and P. propinquus. Journal of the Royal Society of New Zealand. 34(1). 59–79. 4 indexed citations

Chapman, Mark A.. (2003). A revision of the freshwater amphipod genus Phreatogammarus in New Zealand. Part 1: A re‐description of P. helmsii Chilton, 1918 and a new species from Northland. Journal of the Royal Society of New Zealand. 33(3). 633–661. 5 indexed citations

Chapman, Mark A., Ian D. Hogg, Kareen E. Schnabel, & Mark I. Stevens. (2002). Synonymy of the New Zealand corophiid amphipod genus, Chaetocorophium Karaman, 1979, with Paracorophium Stebbing, 1899: Morphological and genetic evidence. Journal of the Royal Society of New Zealand. 32(2). 229–241. 8 indexed citations

Chapman, Mark A.. (2002). Australasian species of Paracorophium (Crustacea: Amphipoda): The separate identities of P. excavatum (Thomson, 1884) and P. brisbanensis sp. nov. Journal of the Royal Society of New Zealand. 32(2). 203–228. 8 indexed citations

Schnabel, Kareen E., Ian D. Hogg, & Mark A. Chapman. (2000). Population genetic structures of two New Zealand corophiid amphipods and the presence of morphologically cryptic species: Implications for the conservation of diversity. New Zealand Journal of Marine and Freshwater Research. 34(4). 637–644. 20 indexed citations

10.

Northcote, T. G. & Mark A. Chapman. (1999). Dietary alterations in resident and migratory New Zealand common smelt ( Retropinna retropinna ) in lower Waikato lakes after two decades of habitat change. New Zealand Journal of Marine and Freshwater Research. 33(3). 425–436. 3 indexed citations

11.

Chapman, Mark A., et al.. (1999). Crustacean zooplankton communities in a New Zealand lake during four decades of trophic change. New Zealand Journal of Marine and Freshwater Research. 33(3). 361–373. 4 indexed citations

12.

Green, John D., et al.. (1999). Seasonal abundance of small cladocerans in Lake Mangakaware, Waikato, New Zealand. New Zealand Journal of Marine and Freshwater Research. 33(3). 399–415. 9 indexed citations

13.

Willis, Kate, Nicholas Ling, & Mark A. Chapman. (1995). Effects of temperature and chemical formulation on the acute toxicity of pentachlorophenol to Simocephalus vetulus (Schoedler, 1858) (Crustacea: Cladocera). New Zealand Journal of Marine and Freshwater Research. 29(2). 289–294. 12 indexed citations

14.

Green, J. D., et al.. (1991). New Zealand Ceriodaphnia species: Identification of Ceriodaphnia dubia Richard, 1894 and Ceriodaphnia cf. pulchella Sars, 1862. New Zealand Journal of Marine and Freshwater Research. 25(3). 283–288. 5 indexed citations

15.

Chapman, Mark A., et al.. (1981). Limnology of Lake Rerewhakaaitu. New Zealand Journal of Marine and Freshwater Research. 15(2). 207–224. 11 indexed citations

16.

Chapman, Mark A., et al.. (1977). The comparative limnology of some New Zealand lakes. New Zealand Journal of Marine and Freshwater Research. 11(2). 307–340. 26 indexed citations

17.

Green, J. D. & Mark A. Chapman. (1977). Temperature effects on oxygen consumption by the copepod Boeckella dilatata. New Zealand Journal of Marine and Freshwater Research. 11(2). 375–382. 11 indexed citations

18.

Chapman, Mark A. & Carolyn W. Burns. (1976). Sexual and other differences in Copepodite stages of some New Zealand Calamoecia and Boeckella SPP. (Copepoda: Calanoida). New Zealand Journal of Marine and Freshwater Research. 10(1). 131–137. 4 indexed citations

19.

Chapman, Mark A.. (1973). A new species of Boeckella (Copepoda: Calanoida) from northland, New Zealand. New Zealand Journal of Marine and Freshwater Research. 7(1-2). 153–157. 1 indexed citations

20.

Fish, G. R. & Mark A. Chapman. (1969). Synoptic surveys of lakes Rotorua and Rotoiti. New Zealand Journal of Marine and Freshwater Research. 3(4). 571–584. 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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