Callum J. Macgregor

1.7k total citations · 1 hit paper
18 papers, 1.2k citations indexed

About

Callum J. Macgregor is a scholar working on Ecology, Evolution, Behavior and Systematics, Nature and Landscape Conservation and Global and Planetary Change. According to data from OpenAlex, Callum J. Macgregor has authored 18 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 13 papers in Ecology, Evolution, Behavior and Systematics, 8 papers in Nature and Landscape Conservation and 7 papers in Global and Planetary Change. Recurrent topics in Callum J. Macgregor's work include Plant and animal studies (12 papers), Ecology and Vegetation Dynamics Studies (8 papers) and Species Distribution and Climate Change (5 papers). Callum J. Macgregor is often cited by papers focused on Plant and animal studies (12 papers), Ecology and Vegetation Dynamics Studies (8 papers) and Species Distribution and Climate Change (5 papers). Callum J. Macgregor collaborates with scholars based in United Kingdom, United States and Australia. Callum J. Macgregor's co-authors include Richard Fox, Darren M. Evans, Michael J. O. Pocock, Chris D. Thomas, James R. Bell, J. Williams, Jane K. Hill, Ilik J. Saccheri, David B. Roy and Sören Nylin and has published in prestigious journals such as Science, Nature Communications and The Science of The Total Environment.

In The Last Decade

Callum J. Macgregor

17 papers receiving 1.1k 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.

Climate-induced phenology shifts linked to range expansions in species with multiple reproductive cycles per year

2019 334 citations Callum J. Macgregor, Chris D. Thomas et al. Nature Communications profile →

Peers

Callum J. Macgregor

EEBS

ECOLO

GPC

NLC

Camila Duarte Ritter Brazil

Osamu Kishida Japan

Frédéric Legendre France

Heidi J. MacLean United States

Kristi Potter United States

Stephen Young United Kingdom

Yikweon Jang South Korea

György Kriska Hungary

Kate D. L. Umbers Australia

Ana Ivanović Serbia

Camila Duarte Ritter Brazil

Callum J. Macgregor

479 ×0.9

EEBS

458 ×1.6

481 ×1.7

ECOLO

201 ×0.7

GPC

451 ×1.8

NLC

Citations per year, relative to Callum J. Macgregor Callum J. Macgregor (= 1×) peers Camila Duarte Ritter

Countries citing papers authored by Callum J. Macgregor

Since Specialization

Citations

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

Fields of papers citing papers by Callum J. Macgregor

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Callum J. Macgregor. 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 Callum J. Macgregor. The network helps show where Callum J. Macgregor may publish in the future.

Co-authorship network of co-authors of Callum J. Macgregor

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

All Works

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18 of 18 papers shown

Pigot, Alex L., Laura E. Dee, Anthony J. Richardson, et al.. (2025). Macroecological rules predict how biomass scales with species richness in nature. Science. 387(6740). 1272–1276. 6 indexed citations

Macgregor, Callum J., Simon Gillings, Dawn E. Balmer, et al.. (2024). Impacts of highly pathogenic avian influenza on seabird populations in the North Sea are detectable in sea-watchers’ migration counts. Bird Study. 71(4). 311–325. 4 indexed citations

Kenobi, Kim, et al.. (2023). Lasso penalisation identifies consistent trends over time in landscape and climate factors influencing the wintering distribution of the Eurasian Curlew (Numenius arquata). Ecological Informatics. 77. 102244–102244. 1 indexed citations

Macgregor, Callum J., J. Williams, James R. Bell, & Chris D. Thomas. (2021). Author Correction: Moth biomass has fluctuated over 50 years in Britain but lacks a clear trend. Nature Ecology & Evolution. 5(6). 865–883. 13 indexed citations

Evans, Darren M., et al.. (2021). Short‐term positive effects of wildfire on diurnal insects and pollen transport in a Mediterranean ecosystem. Ecological Entomology. 46(6). 1353–1363. 7 indexed citations

Macgregor, Callum J., M. Jane Bunting, Pauline Deutz, et al.. (2021). Brownfield sites promote biodiversity at a landscape scale. The Science of The Total Environment. 804. 150162–150162. 14 indexed citations

Macgregor, Callum J., et al.. (2020). Wing morphological responses to latitude and colonisation in a range expanding butterfly. PeerJ. 8. e10352–e10352. 15 indexed citations

Thomas, Chris D., et al.. (2020). Unlocking the potential of historical abundance datasets to study biomass change in flying insects. Ecology and Evolution. 10(15). 8394–8404. 15 indexed citations

Macgregor, Callum J., et al.. (2020). Nocturnal pollination: an overlooked ecosystem service vulnerable to environmental change. Emerging Topics in Life Sciences. 4(1). 19–32. 71 indexed citations

10.

Macgregor, Callum J., Chris D. Thomas, David B. Roy, et al.. (2019). Climate-induced phenology shifts linked to range expansions in species with multiple reproductive cycles per year. Nature Communications. 10(1). 4455–4455. 334 indexed citations breakdown →

11.

Macgregor, Callum J., J. Williams, James R. Bell, & Chris D. Thomas. (2019). Moth biomass has fluctuated over 50 years in Britain but lacks a clear trend. Nature Ecology & Evolution. 3(12). 1645–1649. 116 indexed citations

12.

Macgregor, Callum J., Michael J. O. Pocock, Richard Fox, & Darren M. Evans. (2019). Effects of street lighting technologies on the success and quality of pollination in a nocturnally pollinated plant. Ecosphere. 10(1). 45 indexed citations

13.

Macgregor, Callum J., et al.. (2019). Wildfire alters the structure and seasonal dynamics of nocturnal pollen‐transport networks. Functional Ecology. 33(10). 1882–1892. 21 indexed citations

14.

Harper, Lynsey R., Lori Lawson Handley, Angus I. Carpenter, et al.. (2019). Environmental DNA (eDNA) metabarcoding of pond water as a tool to survey conservation and management priority mammals. Biological Conservation. 238. 108225–108225. 94 indexed citations

15.

Macgregor, Callum J., James J. N. Kitson, Richard Fox, et al.. (2018). Construction, validation, and application of nocturnal pollen transport networks in an agro‐ecosystem: a comparison using light microscopy and DNA metabarcoding. Ecological Entomology. 44(1). 17–29. 64 indexed citations

16.

Macgregor, Callum J., Daniel Hoare, Mark Parsons, & Owen T. Lewis. (2017). Host-plant patch qualities and presence of a likely competitor species affect the distribution and abundance of a rare British moth, Cucullia lychnitis. Journal of Insect Conservation. 21(1). 137–146.

17.

Macgregor, Callum J., Darren M. Evans, Richard Fox, & Michael J. O. Pocock. (2016). The dark side of street lighting: impacts on moths and evidence for the disruption of nocturnal pollen transport. Global Change Biology. 23(2). 697–707. 132 indexed citations

18.

Macgregor, Callum J., Michael J. O. Pocock, Richard Fox, & Darren M. Evans. (2014). Pollination by nocturnal L epidoptera, and the effects of light pollution: a review. Ecological Entomology. 40(3). 187–198. 218 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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