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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Biology and Biochemistry 56 14275 13125 6018 5385 121 13513

Dennis Hedgecock publications per year

The chart shows the history of publications by Dennis Hedgecock between 1973 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Dennis Hedgecock published across 53 years, from 1973 to 2025, averaging 2.3 papers a year. Output peaked at 9 publications in 2009. 2 of the 124 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1973 to 2025. Vertical axis: number of publications, 0 to 9. Peak 9 publications in 2009. 1973: 2 publications 1974: 2 publications 1975: 3 publications 1976: 2 publications 1977: 2 publications 1978: 2 publications 1979: 0 publications 1980: 3 publications 1981: 0 publications 1982: 2 publications 1983: 4 publications 1984: 1 publication 1985: 1 publication 1986: 1 publication 1987: 2 publications 1988: 5 publications 1989: 1 publication 1990: 1 publication 1991: 1 publication 1992: 3 publications 1993: 3 publications 1994: 4 publications 1995: 2 publications 1996: 3 publications 1997: 2 publications 1998: 3 publications 1999: 3 publications 2000: 3 publications 2001: 2 publications 2002: 1 publication 2003: 2 publications 2004: 1 publication 2005: 2 publications 2006: 1 publication 2007: 8 publications 2008: 1 publication 2009: 9 publications 2010: 6 publications 2011: 4 publications 2012: 4 publications 2013: 0 publications 2014: 1 publication 2015: 2 publications 2016: 3 publications 2017: 5 publications 2018: 0 publications 2019: 3 publications 2020: 1 publication 2021: 2 publications 2022: 1 publication 2023: 2 publications 2024: 1 publication 2025: 1 publication
1973 2025

124 publications in total across all disciplines

View publications per year as a table
Dennis Hedgecock: publications per year, 1973 to 2025
Year Publications
1973 2
1974 2
1975 3
1976 2
1977 2
1978 2
1979 0
1980 3
1981 0
1982 2
1983 4
1984 1
1985 1
1986 1
1987 2
1988 5
1989 1
1990 1
1991 1
1992 3
1993 3
1994 4
1995 2
1996 3
1997 2
1998 3
1999 3
2000 3
2001 2
2002 1
2003 2
2004 1
2005 2
2006 1
2007 8
2008 1
2009 9
2010 6
2011 4
2012 4
2013 0
2014 1
2015 2
2016 3
2017 5
2018 0
2019 3
2020 1
2021 2
2022 1
2023 2
2024 1
2025 1
Total 124
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Dennis Hedgecock publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Dennis Hedgecock sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 100 bars. Horizontal axis: publications, 47–56 to 1,028+. Vertical axis: number of scientists, 0 to 980. Most scientists, 980, have 127–136 publications. The last bar groups every scientist with 1,028 publications or more. The highlighted bar, 117–126 publications, is where this scientist sits. 47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 417 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 196 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 59 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientist 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientist 1,028+ publications: 100 scientists
47–56 publications 1,028+

This scientist: 121 publications — 12th percentile

12% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

View publications distribution as a table
Number of Biology and Biochemistry scientists by publication count, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
Publications Scientists This scientist
47–56 8
57–66 35
67–76 106
77–86 231
87–96 413
97–106 546
107–116 704
117–126 848 121
127–136 980
137–146 942
147–156 969
157–166 949
167–176 951
177–186 915
187–196 787
197–206 840
207–216 733
217–226 708
227–236 651
237–246 605
247–256 510
257–266 524
267–276 434
277–286 417
287–296 350
297–306 363
307–316 315
317–326 296
327–336 261
337–346 240
347–356 219
357–366 196
367–376 154
377–386 161
387–396 155
397–406 145
407–416 124
417–426 112
427–436 132
437–446 116
447–456 99
457–466 81
467–476 91
477–486 80
487–496 80
497–506 59
507–516 36
517–526 46
527–536 54
537–546 44
547–556 43
557–566 43
567–576 42
577–586 25
587–596 34
597–606 23
607–616 33
617–626 31
627–636 27
637–646 25
647–656 28
657–666 34
667–676 18
677–686 16
687–696 10
697–706 12
707–716 21
717–726 12
727–736 12
737–746 10
747–756 7
757–766 13
767–776 15
777–786 13
787–796 9
797–806 9
807–816 7
817–826 4
827–836 9
837–846 7
847–856 3
857–866 5
867–876 5
877–886 11
887–896 3
897–906 4
907–916 7
917–926 5
927–936 6
937–946 6
947–956 3
957–966 7
967–976 2
977–986 2
987–996 1
997–1,006 5
1,007–1,016 2
1,017–1,026 2
1,027 1
1,028+ 100
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Dennis Hedgecock D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Dennis Hedgecock sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 65 bars. Horizontal axis: D-Index, 40–41 to 167+. Vertical axis: number of scientists, 0 to 1,253. Most scientists, 1,253, have 58–59 D-Index. The last bar groups every scientist with 167 D-Index or more. The highlighted bar, 56–57 D-Index, is where this scientist sits. 40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 71 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40–41 D-Index 167+

This scientist: 56 D-Index — 28th percentile

28% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

View D-Index distribution as a table
Number of Biology and Biochemistry scientists by D-index, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
D-Index Scientists This scientist
40–41 80
42–43 183
44–45 316
46–47 504
48–49 718
50–51 899
52–53 1,025
54–55 1,149
56–57 1,235 56
58–59 1,253
60–61 1,162
62–63 1,130
64–65 1,031
66–67 897
68–69 814
70–71 714
72–73 709
74–75 596
76–77 512
78–79 473
80–81 412
82–83 373
84–85 358
86–87 285
88–89 273
90–91 227
92–93 208
94–95 193
96–97 153
98–99 157
100–101 148
102–103 120
104–105 113
106–107 100
108–109 86
110–111 67
112–113 71
114–115 73
116–117 64
118–119 53
120–121 60
122–123 54
124–125 43
126–127 38
128–129 49
130–131 26
132–133 18
134–135 23
136–137 32
138–139 32
140–141 27
142–143 19
144–145 22
146–147 12
148–149 16
150–151 14
152–153 10
154–155 13
156–157 10
158–159 7
160–161 9
162–163 13
164–165 4
166 4
167+ 98
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Research.com Recognitions

  • 1986 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Dennis Hedgecock is affiliated with the University of Southern California in the United States and contributes to multiple fields related primarily to environmental science, biochemistry, genetics, molecular biology, and agricultural and biological sciences. Their research integrates studies in genetics, aquatic science, molecular biology, and animal science with a focused exploration of marine bivalve and aquaculture studies.

The scientist's main topics of research include:

  • Marine Bivalve and Aquaculture Studies
  • Aquaculture Nutrition and Growth
  • Genetic diversity and population structure
  • Genetic Mapping and Diversity in Plants and Animals
  • Meat and Animal Product Quality
  • Genomics and Phylogenetic Studies
  • Marine Biology and Ecology Research

Frequent publication venues for their work are:

  • Aquaculture
  • Genetics
  • G3 Genes Genomes Genetics
  • Journal of Shellfish Research
  • Proceedings of the Royal Society B Biological Sciences

The scientist has collaborated frequently with the following co-authors:

  • Xiaoshen Yin
  • Alberto Arias-Pérez
  • Tevfik Hamdi Kitapci
  • Tien-Chien Pan
  • FTC Pan

Recent papers by Dennis Hedgecock include:

  • Genetic divergence of selected and wild populations of Pacific oysters (Crassostrea gigas) on the West Coast of North America, 2020, Aquaculture
  • Sex-Determined Growth of Yearling Pacific Oysters (Crassostrea gigas), 2023, Journal of Shellfish Research
  • No evidence for temporally balanced selection on larval Pacific oysters Crassostrea gigas: a comment on Durland et al., 2022, Proceedings of the Royal Society B Biological Sciences

Additional recent publications, co-authored with Xiaoshen Yin and others, include:

  • High-Density Linkage Maps Based on Genotyping-by-Sequencing (GBS) Confirm a Chromosome-Level Genome Assembly and Reveal Variation in Recombination Rate for the Pacific Oyster Crassostrea gigas, 2020, G3 Genes Genomes Genetics
  • Overt and concealed genetic loads revealed by QTL mapping of genotype-dependent viability in the Pacific oyster Crassostrea gigas, 2021, Genetics

Dennis Hedgecock was named a Fellow of the American Association for the Advancement of Science (AAAS) in 1986, recognizing their contributions to scientific research.

Best Publications

  • The oyster genome reveals stress adaptation and complexity of shell formation

    Guofan Zhang;Xiaodong Fang;Ximing Guo;Li Li

  • Population variation of human mtDNA control region sequences detected by enzymatic amplification and sequence-specific oligonucleotide probes

    Mark Stoneking;D. Hedgecock;R.G. Higuchi;Linda Vigilant

  • Isolation and inheritance of novel microsatellites in Chinook Salmon (Oncorhynchus tschawytscha)

    MA Banks;Blouin;BA Baldwin;VK Rashbrook

  • Is gene flow from pelagic larval dispersal important in the adaptation and evolution of marine invertebrates

    D. Hedgecock

  • Sweepstakes Reproductive Success in Highly Fecund Marine Fish and Shellfish: A Review and Commentary

    Dennis Hedgecock;Alexander I. Pudovkin

  • GENETIC DIFFERENTIATION DURING THE SPECIATION PROCESS IN DROSOPHILA.

    Francisco J. Ayala;Martin L. Tracey;Dennis Hedgecock;Rollin C. Richmond

  • High genetic load in the Pacific oyster Crassostrea gigas.

    Sophie Launey;Dennis Hedgecock

  • Genetic Approaches to Measuring Connectivity

    Dennis Hedgecock;Paul Barber;Suzanne Edmands

  • Sardine and anchovy regime fluctuations of abundance in four regions of the world oceans: a workshop report

    D. Lluch-Belda;R. A. Schwartzlose;R. A. Schwartzlose;R. Serra;R. Parrish

  • On the potential for estimating the effective number of breeders from heterozygote-excess in progeny.

    A I Pudovkin;D V Zaykin;D Hedgecock

  • Genetic drift and effective population sizes of hatchery-propagated stocks of the Pacific oyster, Crassostrea gigas

    Dennis Hedgecock;Fred Sly

  • GENETIC VARIATION IN TRIDACNA MAXIMA, AN ECOLOGICAL ANALOG OF SOME UNSUCCESSFUL EVOLUTIONARY LINEAGES.

    Francisco J. Ayala;Dennis Hedgecock;Gary S. Zumwalt;James W. Valentine

  • Linkage Maps of Microsatellite DNA Markers for the Pacific Oyster Crassostrea gigas

    Sophie Hubert;Dennis Hedgecock

  • Genetic heterogeneity, detected by PCR-SSCP, among samples of larval Pacific oysters (Crassostrea gigas) supports the hypothesis of large variance in reproductive success

    Gang Li;Dennis Hedgecock

  • Aquaculture genomics, genetics and breeding in the United States: current status, challenges, and priorities for future research

    Hisham Abdelrahman;Mohamed ElHady;Acacia Alcivar-Warren;Standish Allen

  • TEMPORAL AND SPATIAL GENETIC STRUCTURE OF MARINE ANIMAL POPULATIONS IN THE CALIFORNIA CURRENT

    Dennis Hedgecock;Bodega Hay

  • Characterization of 79 microsatellite DNA markers in the Pacific oyster Crassostrea gigas.

    Gang Li;Sophie Hubert;Katherine Bucklin;Vanessa Ribes

  • Biochemical Genetics of Lobsters: Genetic Variation and the Structure of American Lobster (Homarus americanus) Populations

    Martin L. Tracey;Keith Nelson;Dennis Hedgecock;Robert A. Shleser

  • Analysis of microsatellite DNA resolves genetic structure and diversity of chinook salmon (Oncorhynchus tshawytscha) in California's Central Valley

    Michael A. Banks;Vanessa K. Rashbrook;Marco J. Calavetta;Cheryl A. Dean

  • Effective population numbers of shellfish broodstocks estimated from temporal variance in allelic frequencies

    Dennis Hedgecock;Victor Chow;Robin S. Waples

Frequent Co-Authors

Ximing Guo
Ximing Guo Rutgers, The State University of New Jersey
Francisco J. Ayala
Francisco J. Ayala University of California, Irvine
Patrick M. Gaffney
Patrick M. Gaffney Oklahoma Medical Research Foundation
James W. Valentine
James W. Valentine University of California, Berkeley
Chris Langdon
Chris Langdon Oregon State University
Perry B. Hackett
Perry B. Hackett University of Minnesota
Zhanjiang Liu
Zhanjiang Liu Syracuse University
Caird E. Rexroad
Caird E. Rexroad Agricultural Research Service
Philip W. Hedrick
Philip W. Hedrick Arizona State University
Sergey V. Nuzhdin
Sergey V. Nuzhdin University of Southern California

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