Karen E. Sullam

2.0k total citations · 1 hit paper
13 papers, 1.3k citations indexed

About

Karen E. Sullam is a scholar working on Ecology, Ecology, Evolution, Behavior and Systematics and Environmental Chemistry. According to data from OpenAlex, Karen E. Sullam has authored 13 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 6 papers in Ecology, 3 papers in Ecology, Evolution, Behavior and Systematics and 3 papers in Environmental Chemistry. Recurrent topics in Karen E. Sullam's work include Microbial Community Ecology and Physiology (2 papers), Plant-Microbe Interactions and Immunity (2 papers) and Fish Ecology and Management Studies (2 papers). Karen E. Sullam is often cited by papers focused on Microbial Community Ecology and Physiology (2 papers), Plant-Microbe Interactions and Immunity (2 papers) and Fish Ecology and Management Studies (2 papers). Karen E. Sullam collaborates with scholars based in Switzerland, United States and Canada. Karen E. Sullam's co-authors include Jacob A. Russell, Susan S. Kilham, Catherine Lozupone, Rob Knight, Gail Rosen, Michael O′Connor, Steven D. Essinger, Blake Matthews, Christopher Dalton and Alexander S. Flecker and has published in prestigious journals such as Current Biology, Scientific Reports and Ecology Letters.

In The Last Decade

Karen E. Sullam

11 papers receiving 1.3k 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.

Environmental and ecological factors that shape the gut bacterial communities of fish: a meta‐analysis

2012 734 citations Karen E. Sullam, Steven D. Essinger et al. Molecular Ecology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Karen E. Sullam Switzerland	8	567	544	431	256	238	13	1.3k
Raquel Xavier Portugal	19	244 0.4×	431 0.8×	690 1.6×	115 0.4×	213 0.9×	65	1.3k
Morten T. Limborg Denmark	26	346 0.6×	882 1.6×	460 1.1×	272 1.1×	887 3.7×	62	2.1k
Massimiliano Babbucci Italy	19	171 0.3×	502 0.9×	332 0.8×	212 0.8×	523 2.2×	45	1.2k
Sandi Wong United States	6	560 1.0×	734 1.3×	452 1.0×	245 1.0×	59 0.2×	7	1.4k
Mudjekeewis D. Santos Philippines	22	293 0.5×	533 1.0×	536 1.2×	317 1.2×	262 1.1×	82	1.4k
Mie N. Honjo Japan	22	206 0.4×	517 1.0×	419 1.0×	61 0.2×	158 0.7×	50	1.3k
Carmen López Spain	24	364 0.6×	490 0.9×	621 1.4×	161 0.6×	125 0.5×	58	1.8k
Christine M. Moffitt United States	19	233 0.4×	119 0.2×	461 1.1×	298 1.2×	124 0.5×	68	1.4k
Stephen A. Bullard United States	24	452 0.8×	271 0.5×	1.6k 3.8×	308 1.2×	94 0.4×	158	2.1k
P. Jayasankar India	16	223 0.4×	244 0.4×	207 0.5×	444 1.7×	159 0.7×	131	1.1k

Countries citing papers authored by Karen E. Sullam

Since Specialization

Citations

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

Fields of papers citing papers by Karen E. Sullam

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Karen E. Sullam

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

All Works

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13 of 13 papers shown

1.

Musa, Tomke, et al.. (2025). Potato Late Blight Control with a Botanical Product and Reduced Copper Applications. Plant Disease. 109(11). 2309–2320.

2.

Zandonà, Eugênia, Karen E. Sullam, Christopher Dalton, et al.. (2024). Diet and predation risk affect tissue and excretion nutrients of Trinidadian guppies: a field survey. Scientific Reports. 14(1). 31923–31923.

3.

Vogelgsang, Susanne, et al.. (2022). Comparison of Thermal Seed Treatments to Control Snow Mold in Wheat and Loose Smut of Barley. Frontiers in Agronomy. 3. 5 indexed citations

4.

Sullam, Karen E. & Tomke Musa. (2021). Ecological Dynamics and Microbial Treatments against Oomycete Plant Pathogens. Plants. 10(12). 2697–2697. 3 indexed citations

5.

Sullam, Karen E., et al.. (2017). The Combined Effect of Temperature and Host Clonal Line on the Microbiota of a Planktonic Crustacean. Microbial Ecology. 76(2). 506–517. 29 indexed citations

6.

Mushegian, Alexandra A., Jean‐Claude Walser, Karen E. Sullam, & Dieter Ebert. (2017). The microbiota of diapause: How host–microbe associations are formed after dormancy in an aquatic crustacean. Journal of Animal Ecology. 87(2). 400–413. 38 indexed citations

7.

Sullam, Karen E., et al.. (2017). The effect of top‐predator presence and phenotype on aquatic microbial communities. Ecology and Evolution. 7(5). 1572–1582. 7 indexed citations

8.

Matthews, Blake, et al.. (2016). Experimental Evidence of an Eco-evolutionary Feedback during Adaptive Divergence. Current Biology. 26(4). 483–489. 63 indexed citations

9.

Sullam, Karen E., Benjamin E. Rubin, Christopher Dalton, et al.. (2015). Divergence across diet, time and populations rules out parallel evolution in the gut microbiomes of Trinidadian guppies. The ISME Journal. 9(7). 1508–1522. 115 indexed citations

10.

Sullam, Karen E., Christopher Dalton, Jacob A. Russell, et al.. (2014). Changes in digestive traits and body nutritional composition accommodate a trophic niche shift in Trinidadian guppies. Oecologia. 177(1). 245–257. 32 indexed citations

11.

Anderson, Kirk E., Jacob A. Russell, Corrie S. Moreau, et al.. (2012). Highly similar microbial communities are shared among related and trophically similar ant species. Molecular Ecology. 21(9). 2282–2296. 141 indexed citations

12.

Sullam, Karen E., Steven D. Essinger, Catherine Lozupone, et al.. (2012). Environmental and ecological factors that shape the gut bacterial communities of fish: a meta‐analysis. Molecular Ecology. 21(13). 3363–3378. 734 indexed citations breakdown →

13.

Matthews, Blake, Anita Narwani, Stephen Hausch, et al.. (2011). Toward an integration of evolutionary biology and ecosystem science. Ecology Letters. 14(7). 690–701. 161 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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