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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 58 2174 1972 228 207 82 11383

Patrick M. Holligan publications per year

The chart shows the history of publications by Patrick M. Holligan between 1971 and 2018, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Patrick M. Holligan published across 48 years, from 1971 to 2018, averaging 2.3 papers a year. Output peaked at 7 publications in 2006. 3 of the 112 publications appeared in the last two years.

No. of publications
2 4 6
Bar chart. Horizontal axis: year, 1971 to 2018. Vertical axis: number of publications, 0 to 7. Peak 7 publications in 2006. 1971: 1 publication 1972: 3 publications 1973: 5 publications 1974: 2 publications 1975: 1 publication 1976: 1 publication 1977: 2 publications 1978: 3 publications 1979: 2 publications 1980: 1 publication 1981: 1 publication 1982: 2 publications 1983: 4 publications 1984: 4 publications 1985: 1 publication 1986: 2 publications 1987: 2 publications 1988: 2 publications 1989: 5 publications 1990: 2 publications 1991: 2 publications 1992: 3 publications 1993: 5 publications 1994: 6 publications 1995: 3 publications 1996: 2 publications 1997: 1 publication 1998: 1 publication 1999: 3 publications 2000: 3 publications 2001: 4 publications 2002: 2 publications 2003: 2 publications 2004: 1 publication 2005: 2 publications 2006: 7 publications 2007: 3 publications 2008: 1 publication 2009: 5 publications 2010: 2 publications 2011: 0 publications 2012: 1 publication 2013: 3 publications 2014: 0 publications 2015: 0 publications 2016: 1 publication 2017: 1 publication 2018: 2 publications
1971 2018

112 publications in total across all disciplines

View publications per year as a table
Patrick M. Holligan: publications per year, 1971 to 2018
Year Publications
1971 1
1972 3
1973 5
1974 2
1975 1
1976 1
1977 2
1978 3
1979 2
1980 1
1981 1
1982 2
1983 4
1984 4
1985 1
1986 2
1987 2
1988 2
1989 5
1990 2
1991 2
1992 3
1993 5
1994 6
1995 3
1996 2
1997 1
1998 1
1999 3
2000 3
2001 4
2002 2
2003 2
2004 1
2005 2
2006 7
2007 3
2008 1
2009 5
2010 2
2011 0
2012 1
2013 3
2014 0
2015 0
2016 1
2017 1
2018 2
Total 112
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Patrick M. Holligan publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Patrick M. Holligan sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 78–87 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 82 publications — 5th percentile

5% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278 82
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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Patrick M. Holligan D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Patrick M. Holligan sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 58 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 58 D-Index — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113 58
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Overview

Patrick M. Holligan is affiliated with the University of Southampton in the United Kingdom. This association places them within a recognized academic environment known for research and higher education, supporting their scientific endeavors.

While specific publications are not listed, the absence of recent papers or citation records suggests that publicly accessible bibliographic data about their work is limited. Likewise, no frequently co-authored collaborators or commonly utilized publication venues have been identified from available data sources.

Their academic profile does not include detailed information on primary or secondary fields of study, nor on specialized topics investigated. This lack of specific thematic classification may reflect either a broader interdisciplinary focus or a lower profile in indexed research outputs accessible in public databases.

There are no recorded book publications attributed to Patrick M. Holligan, which indicates the profile centers primarily on journal or conference-level contributions, or that such records have not been documented.

There are no awards or recognitions listed, and the scientist is currently living, according to the available data.

Best Publications

  • A biogeochemical study of the coccolithophore, Emiliania huxleyi, in the North Atlantic

    Patrick M. Holligan;Emilio Fernández;James Aiken;William M. Balch

  • Satellite and ship studies of coccolithophore production along a continental shelf edge

    P. M. Holligan;M. Viollier;D. S. Harbour;P. Camus

  • Summer phytoplankton blooms and red tides along tidal fronts in the approaches to the English Channel

    R. D. Pingree;P. R. Pugh;P. M. Holligan;G. R. Forster

  • Biological and optical properties of mesoscale coccolithophore blooms in the Gulf of Maine

    William M. Balch;Patrick M. Holligan;Steven G. Ackleson;Kenneth J. Voss

  • The seasonal variation of dimethyl sulfide and dimethylsulfoniopropionate concentrations in nearshore waters1

    Suzanne M. Turner;Gillian Malin;Peter S. Liss;Derek S. Harbour

  • The effects of vertical stability on phytoplankton distributions in the summer on the northwest European Shelf

    R.D. Pingree;P.M. Holligan;G.T. Mardell

  • Patterns of phytoplankton size structure and productivity in contrasting open-ocean environments

    Emilio Marañón;Patrick M. Holligan;Rosa Barciela;Natalia González

  • Vertical distribution and partitioning of organic carbon in mixed frontal and stratified waters of the English Channel

    P. M. Holligan;R. P. Harris;R. C. Newell;D. S. Harbour

  • Causes and consequences of variability in the timing of spring phytoplankton blooms

    David W Townsend;Leon M Cammen;Patrick M Holligan;Daniel E Campbell

  • The influence of physical stability on spring, summer and autumn phytoplankton blooms in the Celtic Sea

    R. D. Pingree;P. M. Holligan;G. T. Mardell;R. N. Head

  • Basin-scale variability of phytoplankton biomass, production and growth in the Atlantic Ocean

    Emilio Marañón;Patrick M. Holligan;Manuel Varela;Beatriz Mouriño

  • Calcification, photosynthesis and growth of the bloom-forming coccolithophore, Emiliania huxleyi

    William M. Balch;Patrick M. Holligan;Katherine A. Kilpatrick

  • Phytoplankton photoacclimation and photoadaptation in response to environmental gradients in a shelf sea

    C. Mark Moore;David J. Suggett;Anna E. Hickman;Young-Nam Kim

  • Phytoplankton distribution and survival in the thermocline

    Jonanthan Sharples;C. Mark Moore;Tom P. Rippeth;Patrick M. Holligan

  • Dimethylsulphide and dimethylsulphoniopropionate in the Northeast atlantic during the summer coccolithophore bloom

    Gillian Malin;Suzanne M. Turner;Peter S. Liss;Patrick Holligan

  • Spring‐neap modulation of internal tide mixing and vertical nitrate fluxes at a shelf edge in summer

    Jonathan Sharples;Jacqueline F. Tweddle;J. A. Mattias Green;Matthew R. Palmer

  • The vertical distribution and succession of phytoplankton in the western English Channel in 1975 and 1976

    P. M. Holligan;D. S. Harbour

  • Dimethyl sulphide and Phaeocystis: A review

    P.S. Liss;G. Malin;S.M. Turner;P.M. Holligan

  • The impact of a coccolithophore bloom on oceanic carbon uptake in the northeast Atlantic during summer 1991

    J.E. Robertson;J.E. Robertson;C. Robinson;D.R. Turner;P. Holligan

  • Biological Implications of Fronts on the Northwest European Continental Shelf

    P. M. Holligan

Frequent Co-Authors

William M. Balch
William M. Balch Bigelow Laboratory For Ocean Sciences
D. S. Harbour
D. S. Harbour Plymouth Marine Laboratory
C. Mark Moore
C. Mark Moore University of Southampton
Emilio Marañón
Emilio Marañón Universidade de Vigo
Suzanne M. Turner
Suzanne M. Turner University of East Anglia
Alex J. Poulton
Alex J. Poulton Heriot-Watt University
Philip W. Boyd
Philip W. Boyd University of Tasmania
Jonathan Sharples
Jonathan Sharples University of Liverpool
Emilio Fernández
Emilio Fernández Universidade de Vigo
Peter S. Liss
Peter S. Liss University of East Anglia

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