J. Timothy Pennington

3.9k total citations · 2 hit papers
40 papers, 3.1k citations indexed

About

J. Timothy Pennington is a scholar working on Oceanography, Ecology and Global and Planetary Change. According to data from OpenAlex, J. Timothy Pennington has authored 40 papers receiving a total of 3.1k indexed citations (citations by other indexed papers that have themselves been cited), including 35 papers in Oceanography, 15 papers in Ecology and 13 papers in Global and Planetary Change. Recurrent topics in J. Timothy Pennington's work include Marine and coastal ecosystems (24 papers), Oceanographic and Atmospheric Processes (15 papers) and Marine Biology and Ecology Research (14 papers). J. Timothy Pennington is often cited by papers focused on Marine and coastal ecosystems (24 papers), Oceanographic and Atmospheric Processes (15 papers) and Marine Biology and Ecology Research (14 papers). J. Timothy Pennington collaborates with scholars based in United States, Canada and Spain. J. Timothy Pennington's co-authors include Francisco P. Chávez, Monique Messié, Ruth Calienes, Victor S. Kuwahara, Kevin L. Mahoney, Dorota Kolber, Richard B. Emlet, Fu‐Shiang Chia, Curtis A. Collins and Richard R. Strathmann and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Environmental Science & Technology and PLoS ONE.

In The Last Decade

J. Timothy Pennington

39 papers receiving 2.9k citations

Hit Papers

Primary production in the eastern tropica... 1985 2026 1998 2012 2006 1985 100 200 300 400 500
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. Primary production in the eastern tropical Pacific: A review
    2006 564 citations J. Timothy Pennington, Francisco P. Chávez et al. profile →
  2. THE ECOLOGY OF FERTILIZATION OF ECHINOID EGGS: THE CONSEQUENCES OF SPERM DILUTION, ADULT AGGREGATION, AND SYNCHRONOUS SPAWNING
    1985 427 citations J. Timothy Pennington Biological Bulletin profile →

Peers

J. Timothy Pennington
Lauren S. Mullineaux United States
Marina R. Cunha Portugal
Anna Meta×as Canada
Peter Tiselius Sweden
Daniel Desbruyères France
Lars Stemmann France
Miquel Alcaraz Spain
Timothy J. Cowles United States
Gerard Duineveld Netherlands
Pål Buhl‐Mortensen Norway
Lauren S. Mullineaux United States
J. Timothy Pennington
Citations per year, relative to J. Timothy Pennington J. Timothy Pennington (= 1×) peers Lauren S. Mullineaux

Countries citing papers authored by J. Timothy Pennington

Since Specialization
Citations

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

Fields of papers citing papers by J. Timothy Pennington

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J. Timothy Pennington

This figure shows the co-authorship network connecting the top 25 collaborators of J. Timothy Pennington. A scholar is included among the top collaborators of J. Timothy Pennington 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 J. Timothy Pennington. J. Timothy Pennington 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.
Messié, Monique, Rob E. Sherlock, Christine L. Huffard, et al.. (2023). Coastal upwelling drives ecosystem temporal variability from the surface to the abyssal seafloor. Proceedings of the National Academy of Sciences. 120(13). e2214567120–e2214567120. 7 indexed citations
2.
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Ryan, John P., Danelle E. Cline, John E. Joseph, et al.. (2019). Humpback whale song occurrence reflects ecosystem variability in feeding and migratory habitat of the northeast Pacific. PLoS ONE. 14(9). e0222456–e0222456. 20 indexed citations
4.
Castro, Carmen G., Francisco P. Chávez, J. Timothy Pennington, Reginaldo Durazo, & Curtis A. Collins. (2018). Temporal variability of downward fluxes of organic carbon off Monterey Bay. Deep Sea Research Part II Topical Studies in Oceanography. 151. 89–101. 5 indexed citations
5.
Manning, Cara C., Rachel H. R. Stanley, David Nicholson, et al.. (2017). Impact of recently upwelled water on productivity investigated using in situ and incubation‐based methods in Monterey Bay. Journal of Geophysical Research Oceans. 122(3). 1901–1926. 13 indexed citations
6.
Sakamoto, Carole M., Kenneth S. Johnson, Luke J. Coletti, et al.. (2017). Hourly In Situ Nitrate on a Coastal Mooring: A 15-Year Record and Insights into New Production. Oceanography. 30(4). 114–127. 12 indexed citations
7.
Ryan, John P., Raphael M. Kudela, James M. Birch, et al.. (2017). Causality of an extreme harmful algal bloom in Monterey Bay, California, during the 2014–2016 northeast Pacific warm anomaly. Geophysical Research Letters. 44(11). 5571–5579. 118 indexed citations
8.
Pennington, J. Timothy, et al.. (2015). Seawater sampling by an autonomous underwater vehicle: “Gulper” sample validation for nitrate, chlorophyll, phytoplankton, and primary production. Limnology and Oceanography Methods. 14(1). 14–23. 21 indexed citations
9.
Pearse, John S., William T. Doyle, Vicki B. Pearse, et al.. (2015). Long-term monitoring of surfgrass meadows in the Monterey Bay National Marine Sanctuary : recovery followed by stability after the termination of a domestic sewage discharge. 1 indexed citations
10.
Castro, Carmen G., Curtis A. Collins, J. Timothy Pennington, Diana Zúñiga, & Francisco P. Chávez. (2011). Spatial distribution and offshore export of total organic carbon along the eastern boundary of the Subtropical North Pacific. Advances in Oceanography and Limnology. 2(2). 93–93. 1 indexed citations
11.
Wankel, Scott D., Carol Kendall, J. Timothy Pennington, Francisco P. Chávez, & Adina Paytan. (2007). Nitrification in the euphotic zone as evidenced by nitrate dual isotopic composition: Observations from Monterey Bay, California. Global Biogeochemical Cycles. 21(2). 152 indexed citations
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McLaughlin, Karen, Francisco P. Chávez, J. Timothy Pennington, & Adina Paytan. (2006). A time series investigation of the oxygen isotopic composition of dissolved inorganic phosphate in Monterey Bay, California. Limnology and Oceanography. 51(5). 2370–2379. 20 indexed citations
14.
Collins, Curtis A., J. Timothy Pennington, Carmen G. Castro, Thomas A. Rago, & Francisco P. Chávez. (2003). The California Current system off Monterey, California: physical and biological coupling. Deep Sea Research Part II Topical Studies in Oceanography. 50(14-16). 2389–2404. 74 indexed citations
15.
Pennington, J. Timothy & Francisco P. Chávez. (2000). Seasonal fluctuations of temperature, salinity, nitrate, chlorophyll and primary production at station H3/M1 over 1989–1996 in Monterey Bay, California. Deep Sea Research Part II Topical Studies in Oceanography. 47(5-6). 947–973. 230 indexed citations
16.
Pennington, J. Timothy, Mario N. Tamburri, & James Barry. (1999). Development, Temperature Tolerance, and Settlement Preference of Embryos and Larvae of the Articulate Brachiopod Laqueus californianus. Biological Bulletin. 196(3). 245–256. 37 indexed citations
17.
Pennington, J. Timothy & Michael G.‏ Hadfield. (1989). A simple nontoxic method for the decalcification of living invertebrate larvae. Journal of Experimental Marine Biology and Ecology. 130(1). 1–7. 15 indexed citations
18.
Pennington, J. Timothy & Richard B. Emlet. (1986). Ontogenetic and diel vertical migration of a planktonic echinoid larva, Dendraster excentricus (Eschscholtz): Occurrence, causes, and probable consequences. Journal of Experimental Marine Biology and Ecology. 104(1-3). 69–95. 104 indexed citations
19.
20.
Pennington, J. Timothy. (1951). Proposed standard test of stereoscopic plotting instruments. Photogrammetria. 8. 207–210.

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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