Nicholas E. Mandrak

10.7k total citations · 2 hit papers
216 papers, 5.8k citations indexed

About

Nicholas E. Mandrak is a scholar working on Nature and Landscape Conservation, Ecology and Global and Planetary Change. According to data from OpenAlex, Nicholas E. Mandrak has authored 216 papers receiving a total of 5.8k indexed citations (citations by other indexed papers that have themselves been cited), including 181 papers in Nature and Landscape Conservation, 160 papers in Ecology and 36 papers in Global and Planetary Change. Recurrent topics in Nicholas E. Mandrak's work include Fish Ecology and Management Studies (171 papers), Aquatic Invertebrate Ecology and Behavior (70 papers) and Wildlife Ecology and Conservation (35 papers). Nicholas E. Mandrak is often cited by papers focused on Fish Ecology and Management Studies (171 papers), Aquatic Invertebrate Ecology and Behavior (70 papers) and Wildlife Ecology and Conservation (35 papers). Nicholas E. Mandrak collaborates with scholars based in Canada, United States and South Africa. Nicholas E. Mandrak's co-authors include Charles K. Minns, Alan J. Dextrase, Cindy Chu, E. J. Crossman, Becky Cudmore, Erling Holm, Lynda D. Corkum, Mary Burridge, D. Andrew R. Drake and Brian Leung and has published in prestigious journals such as PLoS ONE, Ecology and Philosophical Transactions of the Royal Society B Biological Sciences.

In The Last Decade

Nicholas E. Mandrak

200 papers receiving 5.4k 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.

Conservation Status of Imperiled North American Freshwater and Diadromous Fishes

2008 691 citations Nicholas E. Mandrak et al. Fisheries profile →
Identifying Canadian Freshwater Fishes through DNA Barcodes

2008 549 citations Nicholas E. Mandrak et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Nicholas E. Mandrak Canada	38	4.1k	3.7k	1.1k	1.0k	931	216	5.8k
Sébastien Brosse France	48	5.3k 1.3×	4.6k 1.2×	1.9k 1.7×	776 0.8×	1.2k 1.3×	142	7.7k
Benjamin H. Letcher United States	43	3.9k 1.0×	3.1k 0.8×	859 0.8×	542 0.5×	1.3k 1.4×	124	5.5k
Fabien Leprieur France	42	3.5k 0.9×	3.3k 0.9×	1.0k 0.9×	371 0.4×	1.2k 1.3×	97	5.7k
Gordon H. Copp United Kingdom	49	6.2k 1.5×	5.1k 1.4×	3.6k 3.2×	756 0.7×	1.8k 1.9×	221	8.3k
Gaël Grenouillet France	42	4.8k 1.2×	4.1k 1.1×	1.2k 1.1×	362 0.4×	1.4k 1.5×	123	7.2k
Bernard Hugueny France	44	4.5k 1.1×	3.8k 1.0×	1.5k 1.3×	209 0.2×	661 0.7×	100	6.2k
Per‐Arne Amundsen Norway	45	5.7k 1.4×	5.2k 1.4×	2.2k 2.0×	367 0.4×	2.5k 2.7×	193	8.4k
Winsor H. Lowe United States	37	2.7k 0.7×	4.2k 1.1×	245 0.2×	1.4k 1.3×	1.5k 1.6×	96	6.2k
Robin Abell United States	19	2.5k 0.6×	2.5k 0.7×	599 0.5×	227 0.2×	1.2k 1.3×	33	4.7k
Miguel Clavero Spain	31	2.4k 0.6×	2.9k 0.8×	700 0.6×	197 0.2×	1.0k 1.1×	117	4.1k

Countries citing papers authored by Nicholas E. Mandrak

Since Specialization

Citations

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

Fields of papers citing papers by Nicholas E. Mandrak

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Nicholas E. Mandrak. 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 Nicholas E. Mandrak. The network helps show where Nicholas E. Mandrak may publish in the future.

Co-authorship network of co-authors of Nicholas E. Mandrak

This figure shows the co-authorship network connecting the top 25 collaborators of Nicholas E. Mandrak. A scholar is included among the top collaborators of Nicholas E. Mandrak 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 Nicholas E. Mandrak. Nicholas E. Mandrak 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

Mandrak, Nicholas E., et al.. (2025). Invasive goldfish ( Carassius auratus ) maintain aerobic scope across acute warm water temperatures. Biology Open. 14(9).

Boston, Christine M., et al.. (2025). Probability of freshwater fish dispersal into and out of urban stormwater management ponds. Biological Invasions. 27(8).

Xu, Meng, Miao Fang, Nicholas E. Mandrak, et al.. (2025). Ecological similarity governs non-native fish establishment while human pressure and native diversity shape invasion richness. Science Advances. 11(32). eadw4347–eadw4347. 2 indexed citations

Howeth, Jennifer G., Crysta A. Gantz, Nicholas E. Mandrak, et al.. (2025). Predicting invasiveness of freshwater fishes imported into North America: regional differences in models and outcomes. Biological Invasions. 27(4).

Massey, Melanie D., et al.. (2025). The rise of goldfishes in North America. Fisheries. 50(5). 219–227. 2 indexed citations

Tucker, Caroline M., Henrique C. Giacomini, Nicholas E. Mandrak, Lifei Wang, & Derrick T. de Kerckhove. (2024). Estimating fish production in wetlands. Canadian Journal of Fisheries and Aquatic Sciences. 81(7). 847–861.

Ruppert, Jonathan L. W., et al.. (2024). The luxury effect in urban aquatic ecosystems: exploring drivers of change. Urban Ecosystems. 27(5). 1723–1732. 1 indexed citations

Mandrak, Nicholas E., et al.. (2024). Seasonal variation in thermal tolerance and hypoxia tolerance of a threatened minnow and a non-imperilled congener: a cautionary tale for surrogate species in conservation. Conservation Physiology. 12(1). coae071–coae071. 3 indexed citations

Drake, D. Andrew R., et al.. (2023). Non-linear effects on the population performance of Bighead Carp under different maturation schedules. Biological Invasions. 25(11). 3567–3581. 1 indexed citations

10.

Lujan, Nathan K., et al.. (2023). Ichthyoplankton metabarcoding: An efficient tool for early detection of invasive species establishment. Molecular Ecology Resources. 23(6). 1319–1333. 11 indexed citations

11.

Kočovský, Patrick M., et al.. (2023). Genetic structure of the Silver Chub indicates distinctiveness of Lake Erie population. North American Journal of Fisheries Management. 43(5). 1180–1189. 2 indexed citations

12.

Mandrak, Nicholas E., et al.. (2022). From anti-science to environmental nihilism: the Fata Morgana of invasive species denialism. NeoBiota. 75. 39–56. 1 indexed citations

13.

Hasler, Caleb T., et al.. (2021). Deterring the Movement of an Invasive Fish: Individual Variation in Common Carp Responses to Acoustic and Stroboscopic Stimuli. Transactions of the American Fisheries Society. 151(1). 112–123. 2 indexed citations

14.

Whitledge, Gregory W., Duane Chapman, John R. Farver, et al.. (2020). Identifying sources and year classes contributing to invasive grass carp in the Laurentian Great Lakes. Journal of Great Lakes Research. 47(1). 14–28. 27 indexed citations

15.

Weyl, Olaf L. F., Kevin W. Christison, Tatenda Dalu, et al.. (2020). Ten research questions to support South Africa’s Inland Fisheries Policy. African Journal of Aquatic Science. 46(1). 1–10. 12 indexed citations

16.

Eshenroder, Randy L., Paul Vecsei, Owen T. Gorman, et al.. (2016). Ciscoes (Coregonus, Subgenus Leucichthys) of the Laurentian Great Lakes and Lake Nipigon. 2016(1). 3 indexed citations

17.

Cudmore, Becky, et al.. (2008). Use of the Taxonomic Serial Number (TSN) as a Required Data Element in International Wildlife Trade: Response to Fragoso and Ferriss. Conservation Biology. 22(6). 1651–1654. 9 indexed citations

18.

Leung, Brian & Nicholas E. Mandrak. (2007). The risk of establishment of aquatic invasive species: joining invasibility and propagule pressure. Proceedings of the Royal Society B Biological Sciences. 274(1625). 2603–2609. 82 indexed citations

19.

Mandrak, Nicholas E., et al.. (1998). Status of the Eastern Silvery Minnow, Hybognathus regius, in Canada. The Canadian Field-Naturalist. 112(1). 141–146. 2 indexed citations

20.

Mandrak, Nicholas E. & E. J. Crossman. (1996). The status of the Lake Chubsucker, Erimyzon sucetta, in Canada. The Canadian Field-Naturalist. 110(3). 478–482. 2 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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