2.1(top 20%)
impact factor
4.6K(top 5%)
papers
96.3K(top 5%)
citations
102(top 5%)
h-index
2.1(top 20%)
extended IF
4.9K
all documents
100.0K
doc citations
141(top 5%)
g-index

Top Institutions (by citations)

#InstitutionArticlesCitationsR ARankR CRank
1University of Michigan2317,609122291
2NOAA1625,6531828
3Michigan State University1933,96952190
4University of Waterloo1193,9575998
5Ohio State University903,530241337
6Michigan Technological University902,267424
7University of Windsor992,245413
8University of Wisconsin–Madison662,079564845
9University of Minnesota862,039404846
10University of Wisconsin–Milwaukee891,9341038
11University of Minnesota Duluth761,85914
12University of Wisconsin–Green Bay311,64413
13University of Toronto571,5399411.3K
14McMaster University671,536227476
15State University of New York581,359160420
16Cornell University781,343279934
17United States Geological Survey691,26531111
18United States Environmental Protection Agency441,2513673
19Trent University601,231921
20Purdue University471,119457814
21University of Toledo421,0882973
22University of Guelph651,010115316
23Natural Resources Research Institute4099415
24Heidelberg University159611.1K695
25University of Vermont6087640277
26Grand Valley State University36862310
27Chinese Academy of Sciences308032.1K1.8K
28University of Saskatchewan17781566375
29Case Western Reserve University24727585805
30University of Manitoba32724320519
31Clarkson University327234687
32Kent State University18641162168
33Bowling Green State University2761831114
34State University of New York at Brockport2460511
35Central Michigan University435961133
36Oregon State University95931.2K689
37Buffalo State College3558723
38Grace College & Seminary358522
39Indiana University18581791957
40University of California656210.1K5.1K
41University of Tennessee105541.4K824
42University of Illinois at Chicago17546739845
43University at Buffalo27507418861
44New York State Department of Environmental Conservation3249037
45University of Ottawa144701.0K981
46Michigan Tech Research Institute1845913
47Korea Environment Institute14211014
48University of Toronto Scarborough164011968
49South Dakota State University10396137118
50State University of New York at Oswego1935229
51Russian Academy of Sciences153411.6K1.3K
52Loyola University434026488
53University of Michigan Herbarium1335263
54University of Illinois at Urbana–Champaign203347731.6K
54Wright State University8334266226
56York University19329293723
57The Nature Conservancy193232991
58University of California, Berkeley33202.8K1.4K
59Wayne State University153157051.1K
60Lake Superior State University3030812
61Niagara University8301815
62University of Notre Dame17294412799
62McGill University122942.2K2.6K
64Pennsylvania State University142932.1K2.6K
64Texas Tech University32931.9K563
66Tufts University42911.5K862
67Loyola University Chicago8276319340
68Imperial College London12717.3K2.6K
68Fairleigh Dickinson University127142232
68University of Western Australia52712.4K1.6K
68New York City College of Technology127113110
72Limnological Institute132612118
73Upstate Freshwater Institute1225725
74Wageningen University & Research62551.2K1.2K
75University of Wisconsin-Superior1225426
75Defiance College225411
77United States Fish and Wildlife Service18252531
78Brock University9244200283
79SRA International9242111
80Laurentian University9232101121
81Eawag4230122128
82University of Victoria7229909895
83Roskilde University1228922153
84Wellesley College3225244129
84Argonne National Laboratory19225321630
84Western University15225195423
87Wilfrid Laurier University1422365245
88Birds Canada522224
89University of North Texas22212.0K569
89Illinois-Indiana Sea Grant322111
91State University of New York at Fredonia9217410
92University of Tokyo22157.0K3.0K
92University of Alberta42155.0K3.0K
94Carnegie Institution for Science2205433285
95Manhattan College62033026
96University of Évora1020057100
97National Marine Fisheries Service11197137220
98University of Colorado41963.0K2.2K
99Oak Ridge National Laboratory31911.4K991
100North Carolina State University91901.6K2.0K
101Eastern Michigan University1418426110
102University of Nebraska–Lincoln21722.3K1.0K
103University of Toronto Mississauga917086210
104University of Oklahoma51641.5K1.3K
105University of Lausanne31631.8K1.2K
106University of Regina8162210331
106State University of New York at Geneseo71621632
108Arizona State University51602.9K2.5K
109DePaul University7153165291
109Royal Museum for Central Africa41535068
111Université de Montréal91511.7K2.4K
111Stony Brook University61511.4K1.7K
111Carleton University91516291.0K
114Cleveland State University1415089352
115James Madison University2148615192
115Gannon University614866
117Ohio Environmental Protection Agency414646
118Rochester Institute of Technology6144226272
119National Center for Scientific Research21417.3K4.1K
119Ghent University41413.5K2.8K
121University of Toulouse11402.8K944
121Shizuoka University11401.6K438
121National Council of Maubere Resistance11407849
124University of Wisconsin–Stevens Point11136840
125University of Tehran51321.8K1.4K
126Johns Hopkins University11297.4K3.5K
126University of British Columbia101293.2K4.7K
128University of Miami21283.9K2.2K
129Saint Mary's University3125263181
130Lake Simcoe Region Conservation Authority712411
131Nanjing University31232.3K1.5K
132University of Alaska Fairbanks8120210376
132Ohio Department of Natural Resources412033
134University of Florida91173.3K4.5K
135Dartmouth College21161.8K1.2K
135Computer Sciences Corporation31164944
137Ryerson University9115267619
138Rutgers University61142.8K3.4K
139State University of New York at Plattsburgh51131232
140University of New Hampshire7111481970
141University of Wisconsin–Stout21106031
142California Institute of Technology51091.4K1.8K
143Sharif University of Technology31081.2K767
144Western Michigan University6106339491
145University of Oxford11019.7K4.9K
145State University of New York at Cortland110111429
147Great Lakes WATER Institute210011
148University of Rhode Island4999101.1K
149Royal Ontario Museum3979884
150Viterbo University194234
151University of North Carolina at Chapel Hill1935.9K3.2K
151University of Maine493767894
151Netherlands Environmental Assessment Agency1935458
154University of Namur192814368
155Bellarmine University2914123
156Lakehead University119099476
156Agricultural Research Service390803830
158Makerere University587357451
158Ishikawa Prefectural University3876871
158Jiangxi Normal University387412269
161National Wetlands Research Center1866152
162Hohai University2841.1K666
162Woods Hole Oceanographic Institution484314465
162University of Chinese Academy of Sciences4841.8K1.6K
165Glenn Research Center481225265
166Colorado State University5791.9K2.6K
167Clemson University5781.3K1.7K
168University of Helsinki5773.0K3.6K
168University of Applied Sciences and Arts of Southern Switzerland3773442
168Louisiana State University3773.0K2.8K
168Northland College477510
172University of Calgary5763.2K3.9K
172University of Wisconsin–Oshkosh67640160
174University College London2756.6K4.8K
174Concordia University6759471.6K
176University of Akron673522984
177University of Connecticut4692.9K3.3K
177University of Wisconsin–Platteville2692833
179Aarhus University5682.6K3.6K
179University of Delaware3682.4K2.5K
179Mullard Space Science Laboratory1687641
182University of Cincinnati4672.5K2.9K
182University of Washington4676.0K6.4K
184University of Belgrade1664.4K2.0K
184Western Washington University166971456
186Dalhousie University4652.3K3.0K
186University of Wisconsin–Extension365610
188University of Turku2642.9K2.4K
189University of Gdańsk2631.1K585
190Norwegian Institute for Water Research161151133
190Gulf of Maine Research Institute1612521
192Duke University2604.6K3.9K
192Nanjing Normal University360995904
192Université du Québec à Montréal5606951.3K
192Toronto and Region Conservation Authority56037
196University of Basel3582.1K2.4K
196Miami University4588811.3K
198Durham University2562.9K2.4K
198Colorado School of Public Health156171122
200Ball State University455396606
201Boston College1532.3K1.5K
201Université du Québec253629811
201Estonian University of Life Sciences553113283
201United States Forest Service453436663
201University of Burundi2531917
206University of South Bohemia in České Budějovice252517510
207University of Alabama1515.2K3.1K
208National Climatic Data Center1503741
208Joint Commission1503629
208Altarum Institute1503526
211University of Winnipeg348269406
211University of Georgia3483.8K4.1K
211University of Liège3482.2K2.7K
211Duke University Marine Laboratory24890148
215Florida International University1473.6K2.2K
215Southern Illinois University Carbondale3471.5K1.9K
217University of South Florida3463.3K3.8K
218Lawrence University44541107
218National Wildlife Health Center3453680
220University of Geneva3442.3K3.0K
220Agency for Toxic Substances and Disease Registry14486
220University of Iowa3444.0K4.6K
223University of Dar es Salaam243371379
223Algoma University3431265
223Hobart and William Smith Colleges74317118
223Engineer Research and Development Center243216
223South China Agricultural University1431.5K984
228University of Jena1423.0K2.3K
228St. Lawrence University34261103
228Northeastern Illinois University34264157
228Allegheny College34257117
232Swedish University of Agricultural Sciences3411.1K1.6K
232Paul Smith's College241521
234Illinois State University2401.1K1.2K
234Florida State University5401.9K3.3K
234University of Otago1404.6K3.4K
237University of Hamburg2393.0K3.0K
237Eötvös Loránd University1392.1K1.4K
237University of Missouri3394.0K4.7K
237Baylor University1392.0K1.4K
237University of Sopron139271141
237Budapest University of Technology and Economics1391.7K1.1K
237University of Kentucky3393.8K4.4K
237Grand River Conservation Authority23912
245University of Iceland3388421.4K
245University of Giessen6381.1K2.5K
245National Institute of Water and Atmospheric Research138314308
245East China Normal University2381.8K1.7K
245Chinese Academy of Fishery Sciences238338352
250Brown University1374.8K3.8K
250French Civil Aviation University1376667
250University of Arizona6373.1K5.7K
250Iowa State University2374.0K4.0K
250Beijing Normal University3371.7K2.0K
250JASCO Applied Sciences2371012
250Geological Survey of Canada237265317
257John C. Stennis Space Center136198196
257Indian Institute of Technology Madras2361.5K1.3K
259University of Texas at Austin2357.9K7.4K
259Virginia Tech3353.5K4.4K
259Syracuse University2352.4K2.5K
259Katholieke Universiteit Leuven3354.4K5.5K
259Lawrence Berkeley National Laboratory1351.6K1.6K
259Oliver Wyman1351022
259Agriculture and Agriculture-Food Canada235421581
266Oakland University4344631.2K
266Chongqing Normal University134595362
266Huaiyin Normal University134325223
266Florida Museum of Natural History134285254
270University of Greifswald1331.6K1.4K
270Al-Farabi Kazakh National University133568204
272University of Jyväskylä1322.4K2.0K
273University of Trento3311.2K2.0K
273University of Exeter2313.2K3.5K
273Guangzhou University231871928
273Indiana University Northwest43126110
277Klaipėda University130184110
277Murdoch University1302.1K1.8K
277Marine Sciences Research Center330218
277Marine and Freshwater Research Institute130154168
277Cleveland Metroparks Zoo1301419
282Hungarian Academy of Sciences2292.2K2.5K
282Indiana State University129743581
282Baldwin Wallace University1296157
282Prairie Research Institute129714
282New York State Department of Health529323896
287DePauw University32858145
287Youngstown State University328182397
287Memorial University of Newfoundland3281.6K2.7K
290Kyoto University3274.8K5.4K
290University at Albany3277331.5K
292University of Concepción1261.9K1.4K
292Harbor Branch Oceanographic Institute126116147
292Medical College of Wisconsin3261.7K2.4K
292Royal Belgian Institute of Natural Sciences226150244
292Universidade de Santiago de Compostela1261.4K1.1K
297Stockholm University1254.4K3.8K
297King's College London1255.8K4.9K
297California State University San Marcos22587243
297Huazhong Agricultural University2251.1K1.4K
297Rzeszów University of Technology125572382
297New York State Museum12590102
297Università degli Studi di Milano Bicocca1252.0K1.9K
304Moscow State University2242.9K2.7K
304Czech Academy of Sciences3242.1K2.9K
304University of Massachusetts Dartmouth124676664
307Zhejiang University of Technology1231.8K1.4K
307Utah State University3231.5K2.7K
307University of Wisconsin–Parkside22392225
307Universidad Nacional del Comahue123380335
307Jiangnan University1231.7K1.5K
307Ludong University123661504
307National Scientific and Technical Research Council1232.5K1.9K
314University of Utah3224.2K6.0K
314Ontario Hydro4222475
314Ontario Veterinary College322213465
314University of Michigan–Flint222111246
318University of Chicago1216.7K5.9K
318Leiden University1214.4K3.9K
318University of Maryland1218.8K7.7K
318Polish Academy of Sciences1214.5K3.9K
318China University of Geosciences2211.2K1.4K
318University of New Brunswick4217551.9K
318Indiana University of Pennsylvania221274458
318Sichuan University1214.9K4.2K
318Beijing University of Civil Engineering and Architecture121365300
318St. Norbert College2213875
318Wittenberg University121137100
318Virginia Museum of Natural History2211330
330Anhui Normal University120784655
330Marshall Space Flight Center120303299
330Laval University2203.8K4.8K
330Indiana University Bloomington2209901.8K
330San Francisco State University1201.6K1.5K
330Montana State University3201.1K2.2K
330University of Southern Denmark1203.2K3.2K
330Mater Dei College12021
330National Space Science and Technology Center1203855
330Jiangxi Agricultural University120533509
330University of California, Santa Barbara1202.3K2.4K
341Cairo University2193.5K3.7K
341Université du Québec à Trois-Rivières319301837
341Davidson College119287281
341National Hydrology Research Centre3191161
341Normandale Community College21949
346University of Leeds1186.9K6.3K
346Bates College118286329
346Umeå University1183.9K4.1K
346Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences118279342
346University of Oulu1183.4K3.5K
346Palacký University Olomouc1181.5K1.5K
346Consumers Energy1181312
346University of California, Davis1184.2K4.4K
346Oklahoma State University1183.6K3.5K
355Burapha University217195361
355University of Innsbruck2172.1K3.0K
355Royal Military College of Canada117507503
355Université Officielle de Bukavu217726
359University of Louisiana at Lafayette2166391.2K
359University of Antwerp1163.9K4.0K
359Vrije Universiteit Brussel1163.4K3.5K
359Appalachian State University1161.2K1.2K
359University of Graz1162.6K2.7K
359Illinois Institute of Technology2161.1K1.8K
359Masaryk University1162.5K2.4K
359Bedford Institute of Oceanography116300358
359(former) Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement1162.4K2.8K
359Hasselt University1161.2K1.4K
359Saint Michael's College1165666
359Plantentuin Meise11695126
359Bahir Dar University116434418
359Environmental Research Institute of Michigan1163242
359University of Eldoret1166990
359Hydro-Québec116110154
375Council for Scientific and Industrial Research115528709
375Villanova University2158181.4K
375Novosibirsk State University1151.1K999
375Kwame Nkrumah University of Science and Technology1151.1K1.0K
379University of Cambridge1149.1K8.6K
379University of Rochester1144.7K4.8K
379Washington State University2143.5K5.0K
379Northern Michigan University31453275
379Tomsk State University214585754
379Portland State University2141.2K2.3K
379Hope College41472407
379Canadian Rivers Institute21445104
379National Institute for Environmental Studies1149121.1K
379Western Technical College11433
379Skidaway Institute of Oceanography21476173
379National Ocean Service1146194
379New Museums Site114102173
379Columbia River Inter-Tribal Fish Commission1141936
393Zhejiang University1136.1K5.9K
393Irkutsk State University213239257
393URS Corporation11372129
393University of Massachusetts2134.0K5.9K
393Coastal Carolina University31371344
393University of Lethbridge1131.1K1.3K
393Patuxent Wildlife Research Center113149200
393University of Maryland Center for Environmental Science213168328
393Federal University of Espírito Santo1131.9K1.4K
402Wheaton College112357402
402University of Florence1125.1K5.3K
402University of Idaho1122.1K2.4K
402University of Wisconsin–Eau Claire212186551
402Canadian Hydrographic Service1121112
402University of Rochester Medical Center1122.1K2.4K
402Science Applications International Corporation112276443
409Brigham Young University1113.4K3.8K
409University of Konstanz1112.2K2.6K
409Helmholtz Centre for Environmental Research111159319
409St. Cloud State University111375534
409Nicolaus Copernicus University in Toruń1111.8K1.7K
409Monterey Bay Aquarium Research Institute111160244
409Cooperative Institute for Research in Environmental Sciences211193430
409Harvey Mudd College111257376
417University of Bergen2103.0K4.7K
417Austrian Academy of Sciences1101.1K1.4K
417N. I. Lobachevsky State University of Nizhny Novgorod110509478
417Auburn University1104.0K4.4K
417University of Nairobi1101.4K1.6K
417University of Bern1104.9K5.5K
417Middlebury College410120657
417Medical University of Białystok2105161.0K
417Clarion University of Pennsylvania11079135
417Marine Science Institute110177310
417Virginia Institute of Marine Science210219396
417Science Museum of Minnesota1103979
429Ludwig Maximilian University of Munich195.7K6.2K
429Freie Universität Berlin194.4K5.0K
429East Tennessee State University191.3K1.7K
429Yunnan University191.4K1.7K
429Mount Allison University19415587
429Alexandria University192.8K3.0K
429University of Western Brittany199081.3K
429University of Wisconsin–La Crosse19424602
429State University of New York at Oneonta1987155
429Wilkes University19154267
429Wenzhou Medical University191.3K1.6K
440National Chiao Tung University182.1K2.4K
440University of Łódź281.2K1.9K
440Humboldt University of Berlin184.7K5.4K
440Marquette University181.9K2.4K
440Technical University of Braunschweig182.0K2.5K
440Bryant University18196329
440New Mexico Institute of Mining and Technology18522751
440International Institute for Sustainable Development38132
440University of Szczecin28457608
440Linyi University18500656
440Harbin University1865115
440Jilin Jianzhu University18162186
440Iranian National Institute for Oceanography and Atmospheric Science184367
440Sorbonne University182.3K2.6K
440Davey Tree Expert Company1812
455Saint Petersburg State University171.5K1.5K
455University of Vienna175.6K6.3K
455Tokyo Institute of Technology272.7K3.9K
455Vilnius University171.7K2.2K
455Auckland University of Technology171.5K2.1K
455University of East Anglia173.5K4.4K
455Swansea University173.1K4.0K
455Francis Marion University3725174
455Karlstad University176841.2K
455Mississippi State University271.9K3.6K
455University of Montana171.5K2.1K
455Beni-Suef University179581.2K
455University of Michigan–Dearborn17598953
455Natural History Museum171.1K1.4K
455National Wildlife Federation172242
455Australian Museum17202303
455Shedd Aquarium17311
472Utrecht University166.3K7.5K
472Northwestern University167.0K8.1K
472Calvin University16261446
472Shanghai Jiao Tong University165.7K6.2K
472Ohio University162.6K3.4K
472University of Yamanashi161.6K1.9K
472Tallinn University16351521
472Islamic Azad University165.7K6.0K
472Macdonald Campus16137284
472Van Yüzüncü Yıl University265921.4K
472Coe College166684
472Nipissing University26114442
472United States Army Corps of Engineers16169300
472Kingston University London16158452
486University of Milan155.9K7.1K
486Wesleyan University159091.3K
486West Virginia University154.3K5.6K
486Simon Fraser University154.4K5.7K
486University of Amsterdam553.3K8.1K
486Polytechnique Montréal151.2K1.8K
486Osaka Prefecture University151.9K2.4K
486Technische Universität Darmstadt152.5K3.3K
486University of Nottingham156.9K8.3K
486University of Malawi15459810
486University of the Philippines158521.5K
486Ontario Power Generation151429
486University of Granada154.7K5.5K
486Kyoto University of Education15125174
486Texas State University151.8K2.6K
486Sandia National Laboratories157031.1K
486North Dakota State University152.1K3.1K
486Hartwick College1585166
486Iran University of Science and Technology15414648
486Athens State University151527
486Indonesian Institute of Sciences15379534
486Mutah University15325597
486ComUE Paris-Saclay University152.8K3.6K
486University of Texas Rio Grande Valley155851.0K
486Indian Space Research Organisation15360548
511Technical University of Munich145.8K7.3K
511California Academy of Sciences14250386
511TUM School of Life Sciences14110234
511Virginia Commonwealth University144.7K6.0K
511University of Arkansas at Pine Bluff1476187
511Academy of Natural Sciences of Drexel University14146257
511Nature Conservancy of Canada14418
511Ithaca College14393740
511Novia University of Applied Sciences143699
511Skidmore College14369740
511University of Nevada, Reno243.0K5.7K
511National Aeronautics and Space Administration148461.4K
511Cherokee Nation14621
524Bielefeld University132.4K3.6K
524China Agricultural University132.1K2.8K
524Rice University133.1K4.5K
524Georgia Institute of Technology134.5K6.1K
524Bulgarian Academy of Sciences132.3K3.1K
524Mount Holyoke College13429829
524Northern Illinois University132.3K3.4K
524Addis Ababa University131.4K2.3K
524University of Porto133.5K5.3K
524Gettysburg College13305638
524Hacettepe University133.5K4.7K
524University of Montenegro13426748
524National University of Ireland132.4K4.0K
524Maseno University13167369
524State Hydrological Institute133150
524National University of Life and Environmental Sciences of Ukraine13153215
524Edward Via College of Osteopathic Medicine1368196
524Jimma University13527939
524U.S. Global Change Research Program13323
543Bard College12168401
543University of Hawaii123.0K4.7K
543Mbarara University of Science and Technology12243490
543Bruce Power12215
543Stellenbosch University123.5K5.2K
543Pierre and Marie Curie University122.7K4.1K
543University of Houston124.5K6.3K
543University of Notre Dame Australia121.4K2.6K
543University of Qom12301566
543Golestan University12234519
543Qinghai Normal University12209433
543Qinghai University12467862
543Saginaw Valley State University12123326
543Tarbiat Modares University123.0K4.4K
543University of South Alabama121.6K2.8K
543Korea University of Science and Technology124.3K6.1K
543Seneca College121375
543Delta College1215
561University of Seoul118151.5K
561Norwegian Institute for Air Research11122272
561Public Service Enterprise Group111318
561Station biologique de Roscoff11147316
561FirstEnergy11913
561University of Brescia112.5K3.9K
561University of Le Havre11186473
561United States Government Publishing Office117241.4K
561University of Lorraine112.2K3.6K
561Gorgan University11283612
561University Of Zabol11390849
561ICF International11114326
561Sorbonne Universités111.3K2.5K
561Amol University of Special Modern Technologies11104265
575Technical University of Berlin103.0K5.0K
575University of San Diego106411.6K
575National Center for Atmospheric Research10507868
575Southern Federal University108951.4K
575State University of New York at Potsdam1080242
575University of Nevada, Las Vegas101.2K2.7K
575Michigan Medicine103.0K4.3K