John H. Ryther

18.1k total citations · 3 hit papers
98 papers, 14.7k citations indexed

About

John H. Ryther is a scholar working on Oceanography, Global and Planetary Change and Renewable Energy, Sustainability and the Environment. According to data from OpenAlex, John H. Ryther has authored 98 papers receiving a total of 14.7k indexed citations (citations by other indexed papers that have themselves been cited), including 47 papers in Oceanography, 27 papers in Global and Planetary Change and 17 papers in Renewable Energy, Sustainability and the Environment. Recurrent topics in John H. Ryther's work include Marine and coastal ecosystems (28 papers), Marine Bivalve and Aquaculture Studies (18 papers) and Marine and coastal plant biology (16 papers). John H. Ryther is often cited by papers focused on Marine and coastal ecosystems (28 papers), Marine Bivalve and Aquaculture Studies (18 papers) and Marine and coastal plant biology (16 papers). John H. Ryther collaborates with scholars based in United States and Bermuda. John H. Ryther's co-authors include Robert R. L. Guillard, William M. Dunstan, David W. Menzel, C. S. Yentsch, Brian E. Lapointe, Joel C. Goldman, John E. Bardach, L.D. Williams, Thomas A. DeBusk and Ralph F. Vaccaro and has published in prestigious journals such as Nature, Science and Environmental Science & Technology.

In The Last Decade

John H. Ryther

97 papers receiving 12.9k citations

Hit Papers

align trajectories sort by overperformance

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.

STUDIES OF MARINE PLANKTONIC DIATOMS: I. CYCLOTELLA NANA HUSTEDT, AND DETONULA CONFERVACEA (CLEVE) GRAN.

1962 6.8k citations Robert R. L. Guillard, John H. Ryther Canadian Journal of Microbiology profile →
Nitrogen, Phosphorus, and Eutrophication in the Coastal Marine Environment

1971 1.4k citations John H. Ryther et al. profile →
Photosynthesis and Fish Production in the Sea

1969 1.1k citations John H. Ryther profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
John H. Ryther	8.7k	4.2k	3.3k	3.1k	2.9k	98	14.7k
S. W. Jeffrey	6.8k 0.8×	4.0k 1.0×	2.4k 0.7×	3.2k 1.0×	2.0k 0.7×	79	12.3k
Robert R. L. Guillard	7.4k 0.9×	4.2k 1.0×	3.7k 1.1×	3.5k 1.1×	1.3k 0.4×	51	13.2k
Paul J. Harrison	12.8k 1.5×	6.3k 1.5×	4.3k 1.3×	2.9k 1.0×	2.9k 1.0×	249	18.4k
John Strickland	10.1k 1.2×	5.7k 1.3×	4.0k 1.2×	1.1k 0.4×	3.1k 1.1×	68	15.8k
TIMOTHY R. PARSONS	12.3k 1.4×	7.4k 1.7×	4.4k 1.3×	923 0.3×	5.0k 1.7×	107	19.3k
John Beardall	9.8k 1.1×	5.2k 1.2×	3.4k 1.0×	5.3k 1.7×	1.7k 0.6×	305	17.3k
Carl J. Lorenzen	7.1k 0.8×	3.9k 0.9×	3.2k 1.0×	884 0.3×	1.7k 0.6×	39	10.1k
Victor Smetacek	10.5k 1.2×	6.2k 1.5×	2.2k 0.7×	740 0.2×	3.0k 1.0×	128	15.3k
Osmund Holm‐Hansen	7.2k 0.8×	4.1k 1.0×	1.6k 0.5×	917 0.3×	1.8k 0.6×	128	10.0k
Richard W. Eppley	8.8k 1.0×	4.0k 0.9×	2.3k 0.7×	1.1k 0.4×	2.0k 0.7×	95	10.5k

Countries citing papers authored by John H. Ryther

Since Specialization

Citations

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

Fields of papers citing papers by John H. Ryther

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John H. Ryther. 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 John H. Ryther. The network helps show where John H. Ryther may publish in the future.

Co-authorship network of co-authors of John H. Ryther

This figure shows the co-authorship network connecting the top 25 collaborators of John H. Ryther. A scholar is included among the top collaborators of John H. Ryther 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 John H. Ryther. John H. Ryther 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

Bird, Kimon T. & John H. Ryther. (1990). Cultivation of Gracilaria verrucosa (Gracilariales, Rhodophyta) Strain G-16 for agar. Hydrobiologia. 204-205(1). 347–351. 21 indexed citations

Habig, Clifford & John H. Ryther. (1984). Some correlations between substrate compositions and biogas yields.. 817–831. 5 indexed citations

Williams, L.D., et al.. (1983). Removal of Nitrogen and Phosphorus From Waste Water in a Waterhyacinth‐Based Treatment System. Journal of Environmental Quality. 12(2). 257–262. 28 indexed citations

Habig, Clifford & John H. Ryther. (1983). Methane production from the anaerobic digestion of some marine macrophytes. Resources and Conservation. 8(3). 271–279. 22 indexed citations

Furr, A. Keith, T.F. Parkinson, John H. Ryther, et al.. (1981). Concentrations of elements in a marine food chain cultured in sewage wastewater. Bulletin of Environmental Contamination and Toxicology. 26(1). 54–59. 5 indexed citations

Officer, Charles B. & John H. Ryther. (1981). Swordfish and mercury: a case history. OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information). 8(49). 4048–4048. 2 indexed citations

Sanders, James G., et al.. (1981). Effects of copper, chlorine, and thermal addition on the species composition of marine phytoplankton. Journal of Experimental Marine Biology and Ecology. 49(1). 81–102. 23 indexed citations

Sanders, James G., et al.. (1981). Dominance of a Stressed Marine Phytoplankton Assemblage by a Copper-Tolerant Pennate Diatom +. Botanica Marina. 24(1). 11 indexed citations

Ryther, John H.. (1981). Mariculture, Ocean Ranching, and Other Culture-Based Fisheries. BioScience. 31(3). 223–230. 3 indexed citations

10.

Ryther, John H., Nathaniel Corwin, Thomas A. DeBusk, & L.D. Williams. (1981). Nitrogen uptake and storage by the red alga Gracilaria tikvahiae (McLachlan, 1979). Aquaculture. 26(1-2). 107–115. 131 indexed citations

11.

Ryther, John H., et al.. (1980). Studies on biomass and biogas production by aquatic macrophytes.. 130–133. 2 indexed citations

12.

Ryther, John H., et al.. (1977). Acid rain, zooplankton fecal pellets and the global carbon budget. OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information). 179(6). 200–1. 1 indexed citations

13.

Ryther, John H.. (1976). Marine polyculture based on natural food chains and recycled wastes. Woods Hole Oceanographic Institution eBooks. 4 indexed citations

14.

Ryther, John H. & Joel C. Goldman. (1975). MICROBES AS FOOD IN MARICULTURE. Annual Review of Microbiology. 29(1). 429–443. 20 indexed citations

15.

Ryther, John H.. (1970). Biological Sciences: Is the World's Oxygen Supply Threatened ?. Nature. 227(5256). 374–375. 14 indexed citations

16.

Ryther, John H. & David W. Menzel. (1965). COMPARISON OF THE ¹⁴C‐TECHNIQUE WITH DIRECT MEASUREMENT OF PHOTOSYNTHETIC CARBON FIXATION1. Limnology and Oceanography. 10(3). 490–492. 18 indexed citations

17.

Guillard, Robert R. L. & John H. Ryther. (1962). STUDIES OF MARINE PLANKTONIC DIATOMS: I. CYCLOTELLA NANA HUSTEDT, AND DETONULA CONFERVACEA (CLEVE) GRAN.. Canadian Journal of Microbiology. 8(2). 229–239. 6758 indexed citations breakdown →

18.

Ryther, John H.. (1956). Photosynthesis in the Ocean as a Function of Light Intensity1. Limnology and Oceanography. 1(1). 61–70. 336 indexed citations

19.

Ryther, John H.. (1956). The Sargasso Sea. Scientific American. 194(1). 98–104. 29 indexed citations

20.

Ryther, John H.. (1956). Interrelation between Photosynthesis and Respiration in the Marine Flagellate, Dunaliella euchlora. Nature. 178(4538). 861–863. 32 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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