Kathi A. Lefebvre

4.9k total citations · 2 hit papers
54 papers, 3.0k citations indexed

About

Kathi A. Lefebvre is a scholar working on Environmental Chemistry, Oceanography and Molecular Biology. According to data from OpenAlex, Kathi A. Lefebvre has authored 54 papers receiving a total of 3.0k indexed citations (citations by other indexed papers that have themselves been cited), including 53 papers in Environmental Chemistry, 28 papers in Oceanography and 20 papers in Molecular Biology. Recurrent topics in Kathi A. Lefebvre's work include Marine Toxins and Detection Methods (53 papers), Marine and coastal ecosystems (27 papers) and Nicotinic Acetylcholine Receptors Study (15 papers). Kathi A. Lefebvre is often cited by papers focused on Marine Toxins and Detection Methods (53 papers), Marine and coastal ecosystems (27 papers) and Nicotinic Acetylcholine Receptors Study (15 papers). Kathi A. Lefebvre collaborates with scholars based in United States, China and Portugal. Kathi A. Lefebvre's co-authors include Vera L. Trainer, Mary W. Silver, Alison Robertson, Frances M. D. Gulland, Brian D. Bill, Sibel Bargu, William P. Cochlan, Raphael M. Kudela, Keri A. Baugh and Nathaniel L. Scholz and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and SHILAP Revista de lepidopterología.

In The Last Decade

Kathi A. Lefebvre

52 papers receiving 2.9k 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.

An unprecedented coastwide toxic algal bloom linked to anomalous ocean conditions

2016 418 citations Raphael M. Kudela, Kathi A. Lefebvre et al. profile →
Marine harmful algal blooms (HABs) in the United States: History, current status and future trends

2021 284 citations Donald M. Anderson, Katherine A. Hubbard et al. Harmful Algae profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Kathi A. Lefebvre United States	31	2.1k	1.6k	783	763	303	54	3.0k
Gregory J. Doucette United States	39	3.0k 1.4×	2.4k 1.5×	1.6k 2.0×	1.4k 1.8×	284 0.9×	101	4.4k
Yasuwo Fukuyo Japan	29	2.3k 1.1×	1.9k 1.2×	1.1k 1.4×	1.0k 1.3×	140 0.5×	90	3.1k
Frances M. Van Dolah United States	31	1.7k 0.8×	1.1k 0.7×	1.2k 1.5×	1.8k 2.4×	229 0.8×	71	3.6k
Francisco Rodríguez Spain	32	1.7k 0.8×	2.6k 1.7×	1.7k 2.1×	1.4k 1.8×	145 0.5×	129	4.2k
Lesley Rhodes New Zealand	36	2.6k 1.2×	1.9k 1.2×	1.2k 1.5×	1.5k 2.0×	180 0.6×	104	3.7k
Andrew D. Turner United Kingdom	29	2.0k 0.9×	869 0.6×	486 0.6×	754 1.0×	263 0.9×	119	2.7k
Stephen S. Bates Canada	38	3.4k 1.6×	2.7k 1.7×	1.5k 1.9×	1.4k 1.9×	348 1.1×	67	4.5k
Sibel Bargu United States	28	1.0k 0.5×	1.0k 0.6×	634 0.8×	319 0.4×	162 0.5×	51	1.9k
Juan Blanco Spain	29	1.9k 0.9×	1.0k 0.7×	582 0.7×	617 0.8×	560 1.8×	86	2.6k
Kirsty F. Smith New Zealand	32	1.7k 0.8×	1.1k 0.7×	1.0k 1.3×	1.1k 1.4×	160 0.5×	115	2.7k

Countries citing papers authored by Kathi A. Lefebvre

Since Specialization

Citations

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

Fields of papers citing papers by Kathi A. Lefebvre

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Kathi A. Lefebvre

This figure shows the co-authorship network connecting the top 25 collaborators of Kathi A. Lefebvre. A scholar is included among the top collaborators of Kathi A. Lefebvre 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 Kathi A. Lefebvre. Kathi A. Lefebvre 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

Lefebvre, Kathi A., Raphaela Stimmelmayr, Peigen Lin, et al.. (2025). Bowhead whale faeces link increasing algal toxins in the Arctic to ocean warming. Nature. 644(8077). 693–698.

Lefebvre, Kathi A., Christina J. Campbell, Kathy Burek Huntington, et al.. (2025). Saxitoxin Linked to Deaths of Northern Fur Seals in the Southeast Bering Sea. Marine Mammal Science. 41(4).

Hardison, D. Ransom, et al.. (2025). Paralytic Shellfish Toxin Concentrations Measured in Alaskan Arctic Clams Using ELISA and HPLC Methods. Toxins. 17(2). 60–60. 1 indexed citations

Pickart, Robert S., Gay Sheffield, Michael L. Brosnahan, et al.. (2024). Tracking a large‐scale and highly toxic Arctic algal bloom: Rapid detection and risk communication. Limnology and Oceanography Letters. 10(1). 62–72. 10 indexed citations

Lefebvre, Kathi A., et al.. (2023). Age and Sex as Determinants of Acute Domoic Acid Toxicity in a Mouse Model. Toxins. 15(4). 259–259. 5 indexed citations

Bowen, Lizabeth, Susan Knowles, Kathi A. Lefebvre, et al.. (2022). Divergent Gene Expression Profiles in Alaskan Sea Otters: An Indicator of Chronic Domoic Acid Exposure?. SHILAP Revista de lepidopterología. 3(3). 401–418. 2 indexed citations

Danil, Kerri, Elizabeth Frame, Spencer E. Fire, et al.. (2021). Marine algal toxins and their vectors in southern California cetaceans. Harmful Algae. 103. 102000–102000. 12 indexed citations

Anderson, Donald M., Robert S. Pickart, Peigen Lin, et al.. (2021). Evidence for massive and recurrent toxic blooms of Alexandrium catenella in the Alaskan Arctic. Proceedings of the National Academy of Sciences. 118(41). 70 indexed citations

Gibble, Corinne M., Raphael M. Kudela, Susan Knowles, Barbara Bodenstein, & Kathi A. Lefebvre. (2021). Domoic acid and saxitoxin in seabirds in the United States between 2007 and 2018. Harmful Algae. 103. 101981–101981. 23 indexed citations

10.

Gulland, Frances M. D., Kerri Danil, Jennie L. Bolton, et al.. (2020). Vaquitas (Phocoena sinus) continue to die from bycatch not pollutants. Veterinary Record. 187(7). e51–e51. 13 indexed citations

11.

Grattan, Lynn M., et al.. (2018). Repeated Dietary Exposure to Low Levels of Domoic Acid and Problems with Everyday Memory: Research to Public Health Outreach. Toxins. 10(3). 103–103. 34 indexed citations

12.

Lefebvre, Kathi A., Pádraig J. Duignan, Sara Shum, et al.. (2018). Domoic acid in California sea lion fetal fluids indicates continuous exposure to a neuroteratogen poses risks to mammals. Harmful Algae. 79. 53–57. 27 indexed citations

13.

Lefebvre, Kathi A., Lori Quakenbush, Elizabeth Frame, et al.. (2016). Prevalence of algal toxins in Alaskan marine mammals foraging in a changing arctic and subarctic environment. Harmful Algae. 55. 13–24. 144 indexed citations

14.

Ito, Shinya, et al.. (2016). Domoic acid disrupts the activity and connectivity of neuronal networks in organotypic brain slice cultures. NeuroToxicology. 56. 215–224. 14 indexed citations

15.

Baugh, Keri A., et al.. (2009). Presence of Alexandrium catenella and paralytic shellfish toxins in finfish, shellfish and rock crabs in Monterey Bay, California, USA. Marine Biology. 156(3). 493–504. 38 indexed citations

16.

Costa, Pedro Reis, et al.. (2009). Comparative determination of paralytic shellfish toxins (PSTs) using five different toxin detection methods in shellfish species collected in the Aleutian Islands, Alaska. Toxicon. 54(3). 313–320. 40 indexed citations

17.

Lefebvre, Kathi A., Susan C. Tilton, Theo K. Bammler, et al.. (2008). Gene Expression Profiles in Zebrafish Brain after Acute Exposure to Domoic Acid at Symptomatic and Asymptomatic Doses. Toxicological Sciences. 107(1). 65–77. 48 indexed citations

18.

Lefebvre, Kathi A., et al.. (2002). Domoic acid in planktivorous fish in relation to toxic Pseudo-nitzschia cell densities. Marine Biology. 140(3). 625–631. 96 indexed citations

19.

Kvitek, RG, et al.. (2002). Emerita analoga (Stimpson)—possible new indicator species for the phycotoxin domoic acid in California coastal waters. Toxicon. 40(9). 1259–1265. 37 indexed citations

20.

Lefebvre, Kathi A., Christine L. Powell, Mark Busman, et al.. (1999). Detection of domoic acid in northern anchovies and california sea lions associated with an unusual mortality event. Natural Toxins. 7(3). 85–92. 175 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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