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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Environmental Sciences 44 6791 6523 294 291 99 6977

Pierre Fréon publications per year

The chart shows the history of publications by Pierre Fréon between 1983 and 2018, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Pierre Fréon published across 36 years, from 1983 to 2018, averaging 2.8 papers a year. Output peaked at 15 publications in 2014. 3 of the 102 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1983 to 2018. Vertical axis: number of publications, 0 to 15. Peak 15 publications in 2014. 1983: 3 publications 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 4 publications 1991: 0 publications 1992: 2 publications 1993: 4 publications 1994: 0 publications 1995: 1 publication 1996: 2 publications 1997: 1 publication 1998: 2 publications 1999: 4 publications 2000: 4 publications 2001: 4 publications 2002: 3 publications 2003: 5 publications 2004: 3 publications 2005: 4 publications 2006: 4 publications 2007: 3 publications 2008: 8 publications 2009: 7 publications 2010: 7 publications 2011: 1 publication 2012: 2 publications 2013: 2 publications 2014: 15 publications 2015: 3 publications 2016: 1 publication 2017: 1 publication 2018: 2 publications
1983 2018

102 publications in total across all disciplines

View publications per year as a table
Pierre Fréon: publications per year, 1983 to 2018
Year Publications
1983 3
1984 0
1985 0
1986 0
1987 0
1988 0
1989 0
1990 4
1991 0
1992 2
1993 4
1994 0
1995 1
1996 2
1997 1
1998 2
1999 4
2000 4
2001 4
2002 3
2003 5
2004 3
2005 4
2006 4
2007 3
2008 8
2009 7
2010 7
2011 1
2012 2
2013 2
2014 15
2015 3
2016 1
2017 1
2018 2
Total 102
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Pierre Fréon publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Pierre Fréon sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 91–100 publications, is where this scientist sits. 41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 282 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–689 publications: 4 scientists 690+ publications: 100 scientists
41–50 publications 690+

This scientist: 99 publications — 13th percentile

13% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
Publications Scientists This scientist
41–50 21
51–60 62
61–70 133
71–80 257
81–90 361
91–100 440 99
101–110 492
111–120 541
121–130 617
131–140 544
141–150 541
151–160 539
161–170 444
171–180 444
181–190 400
191–200 377
201–210 318
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181
271–280 155
281–290 130
291–300 127
301–310 130
311–320 85
321–330 106
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54
391–400 56
401–410 44
411–420 40
421–430 36
431–440 25
441–450 25
451–460 32
461–470 29
471–480 21
481–490 26
491–500 26
501–510 17
511–520 19
521–530 15
531–540 22
541–550 12
551–560 15
561–570 11
571–580 19
581–590 9
591–600 9
601–610 7
611–620 11
621–630 5
631–640 5
641–650 6
651–660 3
661–670 3
671–680 4
681–689 4
690+ 100
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Pierre Fréon D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Pierre Fréon sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 44 D-Index, is where this scientist sits. 30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 198 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 20 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125 D-Index: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 44 D-Index — 32nd percentile

32% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
D-Index Scientists This scientist
30 12
31 26
32 51
33 88
34 123
35 163
36 206
37 267
38 265
39 275
40 321
41 343
42 305
43 336
44 330 44
45 348
46 291
47 275
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202
57 204
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120
67 118
68 82
69 98
70 94
71 105
72 74
73 84
74 70
75 67
76 78
77 60
78 59
79 52
80 47
81 38
82 48
83 42
84 42
85 43
86 29
87 37
88 29
89 30
90 34
91 20
92 22
93 17
94 19
95 24
96 21
97 20
98 24
99 17
100 17
101 21
102 25
103 18
104 26
105 20
106 15
107 10
108 13
109 15
110 12
111 8
112 7
113 9
114 6
115 12
116 7
117 8
118 3
119 5
120 7
121 2
122 4
123 8
124 7
125 9
126+ 92
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Overview

Pierre Fréon is affiliated with the Institut de Recherche pour le Développement in France and has contributed extensively to environmental science, particularly within oceanography and related disciplines. The primary fields of study for Pierre Fréon encompass Environmental Science and Earth and Planetary Sciences, with subfields including Oceanography, Ecology, Global and Planetary Change, Nature and Landscape Conservation, and Atmospheric Science.

The research topics addressed by Pierre Fréon span several areas connected to marine and coastal environments, fisheries, and ecological processes. These topics include:

  • Marine and fisheries research
  • Marine and coastal ecosystems
  • Oceanographic and Atmospheric Processes
  • Coral and Marine Ecosystems Studies
  • Fish Ecology and Management Studies
  • Marine Biology and Ecology Research
  • Marine Bivalve and Aquaculture Studies

Frequent collaboration is evident with several coauthors, indicating a networked approach to research. Notable frequent co-authors include:

  • Patrice Brehmer
  • Romaïssa Harid
  • Abdoulaye Sarré
  • Salaheddine El Ayoubi
  • Nicolas Bez

Publication venues where Pierre Fréon has appeared most frequently are diverse but with a focus on oceanographic and ecological journals and repositories. These venues include:

  • Zenodo (CERN European Organization for Nuclear Research)
  • Deep Sea Research Part II Topical Studies in Oceanography
  • Scientific Reports
  • Global Ecology and Conservation
  • Marine Ecology Progress Series

Recent scholarly papers authored or co-authored by Pierre Fréon reflect interests in the dynamics of marine ecosystems, fish populations, and environmental change. Selected recent papers are:

  • Concomitant changes in the environment and small pelagic fish community of the Gulf of Lions, 2020, Progress In Oceanography
  • On the robustness of an eastern boundary upwelling ecosystem exposed to multiple stressors, 2021, Scientific Reports
  • Climate change impacts on small pelagic fish distribution in Northwest Africa: trends, shifts, and risk for food security, 2024, Scientific Reports
  • Predicting bycatch hotspots in tropical tuna purse seine fisheries at the basin scale, 2020, Global Ecology and Conservation
  • Observation of a mesoscale eddy dipole on the northern Madagascar Ridge: Consequences for the circulation and hydrography in the vicinity of a seamount, 2020, Deep Sea Research Part II Topical Studies in Oceanography

Best Publications

  • Dynamics of pelagic fish distribution and behaviour : effects on fisheries and stock assessment

    Pierre Freon;Ole Arve Misund

  • Dynamics of pelagic fish distribution and behaviour

    Pierre Fréon

  • The dynamics of collapse in world fisheries

    Christian Mullon;Pierre Fréon;Philippe Cury

  • Sustainable exploitation of small pelagic fish stocks challenged by environmental and ecosystem changes : a review

    Pierre Fréon;Philippe Cury;L. Shannon;Claude Roy

  • Review of fish associative behaviour: Toward a generalisation of the meeting point hypothesis

    Unknown

  • From two dimensions to three: the use of multibeam sonar for a new approach in fisheries acoustics

    François Gerlotto;Marc Soria;Pierre Fréon

  • Life cycle assessment of fisheries: A review for fisheries scientists and managers

    Angel Avadí;Pierre Fréon

  • Analysis of vessel influence on spatial behaviour of fish schools using a multi-beam sonar and consequences for biomass estimates by echo-sounder

    Marc Soria;Pierre Fréon;François Gerlotto

  • Eco-efficiency assessment of the Peruvian anchoveta steel and wooden fleets using the LCA+DEA framework

    Ángel Avadí;Ángel Avadí;Ian Vázquez-Rowe;Pierre Fréon

  • A regional hydrodynamic model of upwelling in the Southern Benguela

    P. Penven;C. Roy;G. B. Brundrit;A. Colin De Verdiere

  • Diel variability of school structure with special reference to transition periods

    P. Fréon;F. Gerlotto;M. Soria

  • Eastern Boundary Upwelling Ecosystems: Integrative and comparative approaches

    Pierre Fréon;Manuel Barange;Javier Arístegui

  • Species identification of pelagic fish schools on the South African continental shelf using acoustic descriptors and ancillary information

    Gareth L. Lawson;Manuel Barange;Pierre Fréon

  • Modelling the transport success of anchovy Engraulis encrasicolus eggs and larvae in the southern Benguela: the effect of spatio-temporal spawning patterns

    Jenny Huggett;Pierre Fréon;Christian Mullon;Pierrick Penven

  • From particles to individuals : modelling the early stages of anchovy ( Engraulis capensis/encrasicolus ) in the southern Benguela

    Christian Mullon;Christian Mullon;Pierre Fréon;C. Parada;C. Van Der Lingen

  • Interdecadal variability of anchoveta abundance and overcapacity of the fishery in Peru

    Pierre Fréon;Marilú Bouchon;Christian Mullon;Christian García

  • Changes in school structure according to external stimuli: description and influence on acoustic assessment

    Pierre Fréon;François Gerlotto;Marc Soria

  • Estimating environmental preferences of South African pelagic fish species using catch size- and remote sensing data

    J.J. Agenbag;A.J. Richardson;Hervé Demarcq;Pierre Fréon

  • Tropical tuna associated with floating objects: a simulation study of the meeting point hypothesis

    Laurent Dagorn;Pierre Fréon

  • Climate Change and Small Pelagic Fish: Conjectures on future climate effects on marine ecosystems dominated by small pelagic fish

    Unknown

  • Modeling the primary and secondary productions of the southern Benguela upwelling system: A comparative study through two biogeochemical models

    V. Koné;E. Machu;P. Penven;V. Andersen

  • Consequences of fish behaviour for stock assessment

    Pierre Fréon;François Gerlotto;O.A. Misund

Frequent Co-Authors

Philippe Cury
Philippe Cury Institut de Recherche pour le Développement
Lynne J. Shannon
Lynne J. Shannon University of Cape Town
Jean-Philippe Delgenès
Jean-Philippe Delgenès INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Pierrick Penven
Pierrick Penven French Research Institute for Exploitation of the Sea
Jean-Philippe Steyer
Jean-Philippe Steyer INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Eric Bonabeau
Eric Bonabeau Icosystem (United States)
Javier Arístegui
Javier Arístegui University of Las Palmas de Gran Canaria
Scarla J. Weeks
Scarla J. Weeks University of Queensland
Coleen L. Moloney
Coleen L. Moloney University of Cape Town
John C. Field
John C. Field National Oceanic and Atmospheric Administration

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