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Robert R. Christian

D-Index & Metrics

Ecology and Evolution

D-Index
40
Citations
6055
World Ranking
6135
National Ranking
2089

Robert R. Christian publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Robert R. Christian sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 106 publications — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Robert R. Christian D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Robert R. Christian sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 40 D-Index — 29th percentile

29% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Robert R. Christian is affiliated with East Carolina University in the United States. Their primary field of study is Environmental Science, with extensive research spanning several related subfields including Ecology, Global and Planetary Change, Earth-Surface Processes, Environmental Engineering, and Oceanography.

Their research topics focus largely on marine and coastal environments. Key areas include Marine and Fisheries Research, Coastal Wetland Ecosystem Dynamics, Coastal and Marine Dynamics, Isotope Analysis in Ecology, Marine Ecology and Invasive Species, Marine Bivalve and Aquaculture Studies, and Geological Formations and Processes.

Robert R. Christian has contributed to numerous publications, with some recent papers including:

  • Processes Influencing Marsh Elevation Change in Low- and High-Elevation Zones of a Temperate Salt Marsh, 2020, Estuaries and Coasts
  • Complexities of Disturbance Response in a Marine Food Web, 2021, Limnology and Oceanography
  • Hurricane Sandy Effects on Coastal Marsh Elevation Change, 2020, Estuaries and Coasts
  • Impacts of the Invasive Blue Crab Callinectes sapidus on Small-Scale Fisheries in a Mediterranean Lagoon Using Fishery Landing Data, 2025, The Science of The Total Environment
  • From Ecological to Anthropogenic Factors: Unraveling the Drivers of Blue Crab Callinectes sapidus Occurrence Along the Mediterranean Coasts, 2025, Frontiers in Marine Science

The frequent coauthors in their research include Linda K. Blum, Anna Gavioli, David B. Eggleston, Giuseppe Castaldelli, and Donald R. Cahoon, indicating collaborative work across multiple studies and topics.

Their research has appeared in various scientific venues, predominantly in journals focused on coastal and marine ecosystems. Frequent publication outlets include Estuaries and Coasts, Limnology and Oceanography, The Science of The Total Environment, Frontiers in Marine Science, and Estuarine Coastal and Shelf Science.

Best Publications

  • Consequences of Climate Change on the Ecogeomorphology of Coastal Wetlands

    John W. Day;Robert R. Christian;Donald M. Boesch;Alejandro Yáñez-Arancibia

  • Multiple states in the sea-level induced transition from terrestrial forest to estuary

    Mark M. Brinson;Robert R. Christian;Linda K. Blum

  • Organizing and understanding a winter's seagrass foodweb network through effective trophic levels

    Robert R. Christian;Joseph J. Luczkovich

  • CONSEQUENCES OF HYPOXIA ON ESTUARINE ECOSYSTEM FUNCTION: ENERGY DIVERSION FROM CONSUMERS TO MICROBES

    Daniel Baird;Robert R. Christian;Charles H. Peterson;Galen A. Johnson

  • Frequency of dividing cells as an estimator of bacterial productivity.

    Steven Y. Newell;Robert R. Christian

  • Multi-year distribution patterns of nutrients within the Neuse River Estuary, North Carolina

    RR Christian;JN Boyer;DW Stanley

  • Macrophyte communities and their impact on benthic fluxes of oxygen, sulphide and nutrients in shallow eutrophic environments

    Pierluigi Viaroli;Marco Bartoli;Cristina Bondavalli;Robert R. Christian

  • Water quality and phytoplankton as indicators of hurricane impacts on a large estuarine ecosystem

    Benjamin L. Peierls;Robert R. Christian;Hans W. Paerl

  • Assessment of spatial and temporal variability in ecosystem attributes of the St Marks national wildlife refuge, Apalachee bay, Florida

    D. Baird;J. Luczkovich;R.R. Christian

  • Patterns of phytoplankton primary productivity in the Neuse River estuary, North Carolina, USA

    JN Boyer;RR Christian;DW Stanley

  • The influence of water motion on the distribution and transport of materials in a salt marsh estuary1

    J. Imberger;T. Berman;R. R. Christian;E. B. Sherr

  • Influence of hydrological connectivity of riverine wetlands on nitrogen removal via denitrification

    E. Racchetti;Marco Bartoli;E. Soana;D. Longhi

  • Ecological Response to Hurricane Events in the Pamlico Sound System, North Carolina, and Implications for Assessment and Management in a Regime of Increased Frequency

    Hans W. Paerl;Lexia M. Valdes;Alan R. Joyner;Benjamin L. Peierls

  • Effects of eutrophication on bottom habitat and prey resources of demersal fishes

    Sean P. Powers;Charles H. Peterson;Robert R. Christian;Elizabeth Sullivan

  • Network analysis of nitrogen inputs and cycling in the Neuse River estuary, North Carolina, USA

    Robert R. Christian;Cassondra R. Thomas

  • Dynamics of NH4+ and NO3− uptake in the water column of the neuse river estuary, North Carolina

    Joseph N. Boyer;Donald W. Stanley;Robert R. Christian

  • Marsh macrophyte responses to inundation anticipate impacts of sea-level rise and indicate ongoing drowning of North Carolina marshes.

    Christine M. Voss;Christine M. Voss;Robert R. Christian;James T. Morris

  • Lignocellulose and lignin in the salt marsh grass Spartina alterniflora: initial concentrations and short-term, post-depositional changes in detrital matter

    R. E. Hodson;R. R. Christian;A. E. Maccubbin

  • Distribution of Microbial Adenosine Triphosphate in Salt Marsh Sediments at Sapelo Island, Georgia

    R. R. Christian;K. Bancroft;W. J. Wiebe

  • Indirect effects and distributed control in ecosystems: Temporal variation of indirect effects in a seven-compartment model of nitrogen flow in the Neuse River Estuary, USA—Time series analysis

    Stuart R. Borrett;Stuart R. Borrett;Stuart J. Whipple;Bernard C. Patten;Robert R. Christian

Frequent Co-Authors

Mark M. Brinson
Mark M. Brinson East Carolina University
Pierluigi Viaroli
Pierluigi Viaroli University of Parma
Dan Baird
Dan Baird Stellenbosch University
Hans W. Paerl
Hans W. Paerl University of North Carolina at Chapel Hill
Robert E. Ulanowicz
Robert E. Ulanowicz University of Florida
Marco Bartoli
Marco Bartoli University of Parma
Charles H. Peterson
Charles H. Peterson University of North Carolina at Chapel Hill
James T. Morris
James T. Morris University of South Carolina
Karen J. McGlathery
Karen J. McGlathery University of Virginia
Stanley R. Riggs
Stanley R. Riggs East Carolina University

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Related Online Degrees & Career Pathways

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Career changers might wonder if switching fields is possible. For instance, if you have an education background, you may ask, can you become a speech pathologist with an education degree? The answer is yes—with additional qualifications, diverse online programs make interdisciplinary career shifts more accessible than ever.

Best Scientists Citing Robert R. Christian

Hans W. Paerl

Hans W. Paerl

University of North Carolina at Chapel Hill

Publications: 90

Marco Bartoli

Marco Bartoli

University of Parma

Publications: 60

Pierluigi Viaroli

Pierluigi Viaroli

University of Parma

Publications: 41

Brian D. Fath

Brian D. Fath

Towson University

Publications: 37

Nathalie Niquil

Nathalie Niquil

Université de Caen Normandie

Publications: 30

James T. Morris

James T. Morris

University of South Carolina

Publications: 19

G. Giordani

G. Giordani

University of Parma

Publications: 19

Giuseppe Castaldelli

Giuseppe Castaldelli

University of Ferrara

Publications: 19

Dan Baird

Dan Baird

Stellenbosch University

Publications: 17

Yan Zhang

Yan Zhang

Beijing Normal University

Publications: 16

Matthew L. Kirwan

Matthew L. Kirwan

Virginia Institute of Marine Science

Publications: 16

James L. Pinckney

James L. Pinckney

University of South Carolina

Publications: 15

Robert E. Hodson

Robert E. Hodson

University of Georgia

Publications: 14

Stefano Allesina

Stefano Allesina

University of Chicago

Publications: 14

Robert E. Ulanowicz

Robert E. Ulanowicz

University of Florida

Publications: 14

Ken W. Krauss

Ken W. Krauss

United States Geological Survey

Publications: 14

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