Klaas Hartmann

7.4k total citations · 3 hit papers
89 papers, 5.1k citations indexed

About

Klaas Hartmann is a scholar working on Global and Planetary Change, Ecology and Nature and Landscape Conservation. According to data from OpenAlex, Klaas Hartmann has authored 89 papers receiving a total of 5.1k indexed citations (citations by other indexed papers that have themselves been cited), including 67 papers in Global and Planetary Change, 53 papers in Ecology and 40 papers in Nature and Landscape Conservation. Recurrent topics in Klaas Hartmann's work include Marine and fisheries research (62 papers), Fish Ecology and Management Studies (27 papers) and Coral and Marine Ecosystems Studies (26 papers). Klaas Hartmann is often cited by papers focused on Marine and fisheries research (62 papers), Fish Ecology and Management Studies (27 papers) and Coral and Marine Ecosystems Studies (26 papers). Klaas Hartmann collaborates with scholars based in Australia, United States and Canada. Klaas Hartmann's co-authors include Arne Ø. Mooers, Jeffrey B. Joy, Gavin H. Thomas, Walter Jetz, C Gardner, Bridget S. Green, David W. Redding, Alistair J. Hobday, Reg Watson and S Tracey and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and Nature Communications.

In The Last Decade

Klaas Hartmann

84 papers receiving 5.0k citations

Hit Papers

The global diversity of birds in space and time 2012 2026 2016 2021 2012 2014 2018 500 1000 1.5k 2.0k 2.5k
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.

  1. The global diversity of birds in space and time
    2012 2.7k citations Walter Jetz, Gavin H. Thomas et al. Nature profile →
  2. Global Distribution and Conservation of Evolutionary Distinctness in Birds
    2014 443 citations Walter Jetz, Gavin H. Thomas et al. Current Biology profile →
  3. Fuel use and greenhouse gas emissions of world fisheries
    2018 272 citations C Gardner, Bridget S. Green et al. profile →

Peers

Klaas Hartmann
Samuel T. Turvey United Kingdom
T. C. Hsieh Taiwan
Jonathan Belmaker Israel
Susanne A. Fritz Germany
Sandrine Pavoine France
S. K. Morgan Ernest United States
Richard D. Stevens United States
David Bickford Singapore
Healy Hamilton United States
Frances C. James United States
Samuel T. Turvey United Kingdom
Klaas Hartmann
Citations per year, relative to Klaas Hartmann Klaas Hartmann (= 1×) peers Samuel T. Turvey

Countries citing papers authored by Klaas Hartmann

Since Specialization
Citations

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

Fields of papers citing papers by Klaas Hartmann

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Klaas Hartmann. 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 Klaas Hartmann. The network helps show where Klaas Hartmann may publish in the future.

Co-authorship network of co-authors of Klaas Hartmann

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

All Works

20 of 20 papers shown
1.
Hartmann, Klaas, et al.. (2025). Estimating moult timing in lobsters: A Bayesian Approach. Canadian Journal of Fisheries and Aquatic Sciences.
2.
Ogier, Emily, et al.. (2025). The ambiguous role of partially protected marine protected areas in Australia: Results from a systematic literature review. PLoS ONE. 20(1). e0307324–e0307324. 2 indexed citations
3.
Cresswell, Katherine A., L. Richard Little, Klaas Hartmann, et al.. (2025). When overfishing is the sustainable option. Nature Sustainability. 8(5). 498–507. 3 indexed citations
4.
Hartmann, Klaas, et al.. (2024). Appendage damage effects on Southern Rock Lobster growth and mortality. Fisheries Research. 279. 107153–107153.
5.
Krueck, Nils C., et al.. (2023). Assessing the multiple benefits of partially protected marine protected areas in Australia: A systematic review protocol. PLoS ONE. 18(4). e0284711–e0284711. 3 indexed citations
6.
Tracey, S, et al.. (2023). Movement behavior of swordfish provisions connectivity between the temperate and tropical southwest Pacific Ocean. Scientific Reports. 13(1). 11812–11812. 4 indexed citations
7.
Day, Ryan D., Quinn P. Fitzgibbon, Robert D. McCauley, Klaas Hartmann, & Jayson M. Semmens. (2020). Lobsters with pre-existing damage to their mechanosensory statocyst organs do not incur further damage from exposure to seismic air gun signals. Environmental Pollution. 267. 115478–115478. 8 indexed citations
8.
Tracey, S, Klaas Hartmann, Jaime McAllister, & JM Lyle. (2020). Home range, site fidelity and synchronous migrations of three co-occurring, morphologically distinct estuarine fish species. The Science of The Total Environment. 713. 136629–136629. 5 indexed citations
9.
Moore, Bradley R., JM Lyle, & Klaas Hartmann. (2018). Tasmanian Banded Morwong Fishery Assessment 2016/2017. eCite Digital Repository (University of Tasmania). 1 indexed citations
10.
Fitzgibbon, Quinn P., et al.. (2016). Assessing the impact of marine seismic surveys on southeast Australian scallop and lobster fisheries. eCite Digital Repository (University of Tasmania). 16 indexed citations
11.
Bell, Jimmy D., JM Lyle, Jean‐Marc André, & Klaas Hartmann. (2016). Tasmanian scalefish fishery: ecological risk assessment. eCite Digital Repository (University of Tasmania).
12.
Emery, Timothy J., et al.. (2015). An experimental analysis of assignment problems and economic rent dissipation in quota managed fisheries. Ocean & Coastal Management. 106. 10–28. 6 indexed citations
13.
Emery, Timothy J., Klaas Hartmann, Bridget S. Green, & C Gardner. (2015). Handled with care: Minimal impacts of appendage damage on the growth and productivity of the southern rock lobster (Jasus edwardsii). Fisheries Research. 175. 75–86. 6 indexed citations
14.
Emery, Timothy J., Klaas Hartmann, & C Gardner. (2015). TASMANIAN GIANT CRAB FISHERY- 13/14. eCite Digital Repository (University of Tasmania). 2 indexed citations
15.
Jetz, Walter, Gavin H. Thomas, Jeffrey B. Joy, et al.. (2014). Global Distribution and Conservation of Evolutionary Distinctness in Birds. Current Biology. 24(9). 919–930. 443 indexed citations breakdown →
16.
Buxton, CD, Klaas Hartmann, Robert E. Kearney, & C Gardner. (2014). When Is Spillover from Marine Reserves Likely to Benefit Fisheries?. PLoS ONE. 9(9). e107032–e107032. 63 indexed citations
17.
Jetz, Walter, Gavin H. Thomas, Jeffrey B. Joy, Klaas Hartmann, & Arne Ø. Mooers. (2012). The global diversity of birds in space and time. Nature. 491(7424). 444–448. 2664 indexed citations breakdown →
18.
Hartmann, Klaas. (2012). The equivalence of two phylogenetic biodiversity measures: the Shapley value and Fair Proportion index. Journal of Mathematical Biology. 67(5). 1163–1170. 18 indexed citations
19.
Hartmann, Klaas & JM Lyle. (2011). Tasmanian Scalefish Fishery - 2009/10. eCite Digital Repository (University of Tasmania). 6 indexed citations
20.
Vos, Rutger, Jason Caravas, Klaas Hartmann, Mark A. Jensen, & Chase Miller. (2011). BIO::Phylo-phyloinformatic analysis using perl. BMC Bioinformatics. 12(1). 63–63. 24 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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