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Nonprofit · Los Gatos · United States

H.T. Harvey & Associates

In research, H.T. Harvey & Associates stands highest in Physical Sciences (#11,919 of 17,446 worldwide), over all time.

harveyecology.comROR OpenAlex
World rank, all time
#19,765
of 34,923
Rank in United States
#4,101
of 7,310
Research works
219
▲ 52% vs 2018-21
Citations
4.4k
20.0 per fractional work
Top-10% rate
7.9%
all institutions 10.0%
vs its own fields
1.02×
1.00× is exactly expected
Open access
30%
world 40%
International
21%
world 18%
H.T. Harvey & Associates

What is H.T. Harvey & Associates known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #11,919 of 17,446 12.3%133

Each strip is that field's whole ranked pool, with the notch where H.T. Harvey & Associates sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does H.T. Harvey & Associates work in?

In 2022-now, 65% of research at H.T. Harvey & Associates is in Physical Sciences, 14% in Health Sciences. Its largest fields are Environmental Science (50%), Medicine (13%), Engineering (9%). It does 1.5× the world's share of Physical Sciences.

Physical Sciences: 20 fractional works · 64.8% of its workEnvironmental Science: 16 fractional works · 50.2% of its workEcology: 9 fractional works · 30.1% of its workGlobal and Planetary Change: 3 fractional works · 9.2% of its workNature and Landscape Conservation: 1 fractional works · 4.7% of its workEcological Modeling: 1 fractional works · 2.9% of its workManagement, Monitoring, Policy and Law: 1 fractional works · 2.2% of its workEnvironmental Engineering: 0 fractional works · 0.5% of its workIndustrial and Manufacturing Engineering: 0 fractional works · 0.5% of its workEngineering: 3 fractional works · 8.7% of its workMechanical Engineering: 1 fractional works · 2.5% of its workElectrical and Electronic Engineering: 0 fractional works · 1.6% of its workAerospace Engineering: 0 fractional works · 1.5% of its workOcean Engineering: 0 fractional works · 1.1% of its workSafety, Risk, Reliability and Quality: 0 fractional works · 1.1% of its workBiomedical Engineering: 0 fractional works · 0.5% of its workCivil and Structural Engineering: 0 fractional works · 0.5% of its workEarth and Planetary Sciences: 1 fractional works · 2.2% of its workAtmospheric Science: 0 fractional works · 1.2% of its workOceanography: 0 fractional works · 1.0% of its workComputer Science: 1 fractional works · 1.8% of its workArtificial Intelligence: 0 fractional works · 1.3% of its workInformation Systems: 0 fractional works · 0.3% of its workComputer Vision and Pattern Recognition: 0 fractional works · 0.2% of its workPhysics and Astronomy: 0 fractional works · 1.2% of its workNuclear and High Energy Physics: 0 fractional works · 0.6% of its workStatistical and Nonlinear Physics: 0 fractional works · 0.5% of its workMaterials Science: 0 fractional works · 0.4% of its workMaterials Chemistry: 0 fractional works · 0.4% of its workMathematics: 0 fractional works · 0.3% of its workStatistics and Probability: 0 fractional works · 0.3% of its workEnergy: 0 fractional works · 0.1% of its workHealth Sciences: 4 fractional works · 13.9% of its workMedicine: 4 fractional works · 12.7% of its workEpidemiology: 2 fractional works · 5.5% of its workHepatology: 1 fractional works · 3.2% of its workEndocrinology, Diabetes and Metabolism: 0 fractional works · 1.6% of its workOncology: 0 fractional works · 0.6% of its workCardiology and Cardiovascular Medicine: 0 fractional works · 0.5% of its workPulmonary and Respiratory Medicine: 0 fractional works · 0.5% of its workCritical Care and Intensive Care Medicine: 0 fractional works · 0.4% of its workNeurology: 0 fractional works · 0.4% of its workHealth Professions: 0 fractional works · 0.5% of its workSpeech and Hearing: 0 fractional works · 0.5% of its workVeterinary: 0 fractional works · 0.4% of its workSmall Animals: 0 fractional works · 0.4% of its workNursing: 0 fractional works · 0.3% of its workNutrition and Dietetics: 0 fractional works · 0.3% of its workLife Sciences: 4 fractional works · 11.4% of its workAgricultural and Biological Sciences: 2 fractional works · 6.5% of its workEcology, Evolution, Behavior and Systematics: 2 fractional works · 5.0% of its workPlant Science: 0 fractional works · 1.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workBiochemistry, Genetics and Molecular Biology: 1 fractional works · 3.6% of its workDevelopmental Biology: 1 fractional works · 2.3% of its workCancer Research: 0 fractional works · 0.5% of its workGenetics: 0 fractional works · 0.4% of its workMolecular Biology: 0 fractional works · 0.3% of its workImmunology and Microbiology: 0 fractional works · 1.4% of its workImmunology: 0 fractional works · 0.5% of its workMicrobiology: 0 fractional works · 0.5% of its workParasitology: 0 fractional works · 0.3% of its workSocial Sciences: 3 fractional works · 9.9% of its workSocial Sciences: 2 fractional works · 6.4% of its workSociology and Political Science: 1 fractional works · 3.9% of its workAnthropology: 0 fractional works · 1.1% of its workArcheology: 0 fractional works · 0.4% of its workLaw: 0 fractional works · 0.4% of its workPolitical Science and International Relations: 0 fractional works · 0.4% of its workUrban Studies: 0 fractional works · 0.4% of its workArts and Humanities: 0 fractional works · 1.6% of its workHistory: 0 fractional works · 0.5% of its workLiterature and Literary Theory: 0 fractional works · 0.5% of its workReligious studies: 0 fractional works · 0.5% of its workPsychology: 0 fractional works · 1.3% of its workSocial Psychology: 0 fractional works · 1.3% of its workDecision Sciences: 0 fractional works · 0.5% of its workStatistics, Probability and Uncertainty: 0 fractional works · 0.5% of its workALL ITS WORKH.T. Harvey &Associates31fractional works, 2022-now
Life Sciences11%Physical Sciences65%Health Sciences14%Social Sciences10%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 19 fields, with their numbers
    1. Environmental Science1650.2%
    2. Engineering38.7%
    3. Earth and Planetary Sciences12.2%
    4. Computer Science11.8%
    5. Physics and Astronomy01.2%
    6. Materials Science00.4%
    7. Mathematics00.3%
    8. Energy00.1%
    1. Medicine412.7%
    2. Health Professions00.5%
    3. Veterinary00.4%
    4. Nursing00.3%
    1. Agricultural and Biological Sciences26.5%
    2. Biochemistry, Genetics and Molecular Biology13.6%
    3. Immunology and Microbiology01.4%
    1. Social Sciences26.4%
    2. Arts and Humanities01.6%
    3. Psychology01.3%
    4. Decision Sciences00.5%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 1.37× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.67× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 1.37× its world share, 0 worksImmunology and Micro…Computer Science: 0.23× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 1.38× its world share, 1 worksEarth and Planetary …Energy: 0.13× its world share, 0 worksEnergyEngineering: 0.58× its world share, 3 worksEngineeringEnvironmental Science: 10.11× its world share, 16 worksEnvironmental ScienceMaterials Science: 0.10× its world share, 0 worksMaterials ScienceMathematics: 0.23× its world share, 0 worksMathematicsPhysics and Astronomy: 0.53× its world share, 0 worksPhysics and AstronomyHealth Professions: 0.20× its world share, 0 worksHealth ProfessionsMedicine: 0.66× its world share, 4 worksMedicineNursing: 0.54× its world share, 0 worksNursingVeterinary: 2.61× its world share, 0 worksVeterinaryArts and Humanities: 0.55× its world share, 0 worksArts and HumanitiesDecision Sciences: 0.55× its world share, 0 worksDecision SciencesPsychology: 0.44× its world share, 0 worksPsychologySocial Sciences: 0.51× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Environmental Science, 10.1×. Every wedge is a field page.

All 19 fields, with their numbers
  1. Environmental Science10.11×16 works
  2. Veterinary2.61×0 works
  3. Earth and Planetary Sciences1.38×1 works
  4. Agricultural and Biological Sciences1.37×2 works
  5. Immunology and Microbiology1.37×0 works
  6. Biochemistry, Genetics and Molecular Biology0.67×1 works
  7. Medicine0.66×4 works
  8. Engineering0.58×3 works
  9. Arts and Humanities0.55×0 works
  10. Decision Sciences0.55×0 works
  11. Nursing0.54×0 works
  12. Physics and Astronomy0.53×0 works
  13. Social Sciences0.51×2 works
  14. Psychology0.44×0 works
  15. Computer Science0.23×1 works
  16. Mathematics0.23×0 works
  17. Health Professions0.20×0 works
  18. Energy0.13×0 works
  19. Materials Science0.10×0 works

Who are the top researchers at H.T. Harvey & Associates?

Ranked on the quality score, David G. Ainley, DG Ainley and Cynthia T. Tynan lead among researchers whose main affiliation is H.T. Harvey & Associates.

  1. 1 David G. Ainley United States · #200,545 worldwide 17k citations · 416 works
  2. 2 DG Ainley United States · #993,467 worldwide 1.4k citations · 28 works
  3. 3 Cynthia T. Tynan United States · #1,308,237 worldwide 1.6k citations · 24 works
  4. 4 Dave S. Johnston United States · #2,227,315 worldwide 552 citations · 15 works
  5. 5 Sharon H. Kramer United States · #4,170,203 worldwide 103 citations · 23 works
  6. 6 Harvey N. Shycon United States · #5,567,632 worldwide 47 citations · 37 works
  7. 7 Howard O. Clark United States · #5,930,088 worldwide 159 citations · 77 works
All ranked researchers at H.T. Harvey & Associates

What are the most cited papers from H.T. Harvey & Associates?

The most cited paper from H.T. Harvey & Associates is "Impacts of local human activities on the Antarctic environment" (T. Tin, Zoë Louise Fleming, Kevin A. Hughes et al., 2008), with 526 citations. Next come "The importance of oceanographic fronts to marine birds and mammals of the southern oceans" (508) and "LANDSCAPE HETEROGENEITY AT DIFFERING SCALES: EFFECTS ON SPATIAL DISTRIBUTION OF MULE DEER" (390).

Most cited papers
#PaperReleasedCitations
1 Impacts of local human activities on the Antarctic environment T. Tin, Zoë Louise Fleming, Kevin A. Hughes et al. · Antarctic Science Open access 23 Dec 2008 526
2 The importance of oceanographic fronts to marine birds and mammals of the southern oceans Charles‐André Bost, Cédric Cotté, Frédéric Bailleul et al. · Journal of Marine Systems 22 Feb 2009 508
3 LANDSCAPE HETEROGENEITY AT DIFFERING SCALES: EFFECTS ON SPATIAL DISTRIBUTION OF MULE DEER John G. Kie, R. Terry Bowyer, Matthew C. Nicholson et al. · Ecology Feb 2002 390
4 Seafood stewardship in crisis Jennifer Jacquet, Daniel F Pauly, David G. Ainley et al. · Nature 31 Aug 2010 239
5 The Oceanography and Ecology of the Ross Sea Walker O Jr Smith, David G. Ainley, Kevin Robert Arrigo et al. · Annual Review of Marine Science ReviewOpen access 29 Aug 2013 234
All 60 most cited papers, with filters and sorting

Which keywords describe research at H.T. Harvey & Associates?

By fractional works in 2022-now, weighted toward what it does more of than the world: Climate Change, Habitat Selection, Avian Ecology, Migration Patterns, Conservation, Acoustic Communication, Population Dynamics and Fisheries Sustainability.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in 2022-now in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 33 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 33 words, with their numbers
  1. Climate Change14▲ 17×21 topics
  2. Habitat Selection5▲ 210×2 topics
  3. Avian Ecology4▲ 620×1 topic
  4. Migration Patterns4▲ 521×1 topic
  5. Conservation4▲ 26×6 topics
  6. Acoustic Communication3▲ 201×3 topics
  7. Population Dynamics3▲ 40×5 topics
  8. Anthropogenic Noise2▲ 280×1 topic
  9. Fisheries Sustainability2▲ 92×2 topics
  10. Marine Mammals2▲ 280×1 topic
  11. Biodiversity2▲ 8.8×7 topics
  12. Trophic Cascades2▲ 71×2 topics
  13. Epidemiology2▲ 1.37×8 topics
  14. Invasive Species2▲ 12×5 topics
  15. Ecosystem Management2▲ 81×1 topic
  16. Marine Fisheries2▲ 117×1 topic
  17. Public Health1▲ 3.1×5 topics
  18. Habitat Fragmentation1▲ 19×4 topics
  19. Remote Sensing1▲ 3.5×4 topics
  20. Reproductive Strategies1▲ 95×2 topics
  21. Adaptive Evolution1▲ 64×2 topics
  22. Arctic1▲ 30×2 topics
  23. Natural Selection1▲ 64×1 topic
  24. Phenotypic Plasticity1▲ 132×1 topic
  25. Sustainability1▲ 1.44×6 topics
  26. Biogeography1▲ 12×4 topics
  27. Conservation Challenges1▲ 70×1 topic
  28. Ecosystem Resilience1▲ 21×2 topics
  29. Freshwater Biodiversity1▲ 52×1 topic
  30. HIV1▲ 38×1 topic
  31. Insulin Resistance1▲ 7.1×2 topics
  32. Metabolic Syndrome1▲ 3.9×2 topics
  33. drug use1▲ 111×1 topic

Which research topics does H.T. Harvey & Associates publish most on?

By volume in 2022-now: Avian ecology and behavior, Marine animal studies overview, Marine and fisheries research and Animal Behavior and Reproduction.

Avian ecology and behavior4Avian ecology and behavior: 4 fractional worksMarine animal studies ov…2Marine animal studies overview: 2 fractional worksMarine and fisheries res…2Marine and fisheries research: 2 fractional worksAnimal Behavior and Reproduction: 1 fractional worksFish Ecology and Management Studies: 1 fractional worksHIV, Drug Use, Sexual Risk: 1 fractional worksSpecies Distribution and Climate Change: 1 fractional worksFire effects on ecosystems: 1 fractional worksArctic and Russian Policy Studies: 1 fractional worksLiver Disease and Transplantation: 1 fractional works
EcologyGlobal and Planetary ChangeEcology, Evolution, Behavior and SystematicsNature and Landscape Conservation4 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Avian ecology and behavior Ecology 4 works
  2. 2 Marine animal studies overview Ecology 2 works
  3. 3 Marine and fisheries research Global and Planetary Change 2 works
  4. 4 Animal Behavior and Reproduction Ecology, Evolution, Behavior and Systematics 1 works
  5. 5 Fish Ecology and Management Studies Nature and Landscape Conservation 1 works
  6. 6 HIV, Drug Use, Sexual Risk Epidemiology 1 works
  7. 7 Species Distribution and Climate Change Ecological Modeling 1 works
  8. 8 Fire effects on ecosystems Global and Planetary Change 1 works
  9. 9 Arctic and Russian Policy Studies Sociology and Political Science 1 works
  10. 10 Liver Disease and Transplantation Hepatology 1 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available30.4%not open69.6%

World: 40% of research is openly available.

with international co-authors21.1%domestic only78.9%

World: 18% is written across borders.

How has H.T. Harvey & Associates's research output changed?

Output in 2022-2025 was 52% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is H.T. Harvey & Associates as a percentage of every work published that year, 0.00011% in 2024.

still counting0.00050%0.0010%0.0015%H.T. Harvey & Associates0.000087% in 202519801990200020102020

Fractional works of H.T. Harvey & Associates over all fractional works that year. How the balance of science has shifted.

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H.T. Harvey & Associates on Science Explorer

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