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Researcher · University of Coimbra · Portugal

Manuel A. S. Graça

Manuel A. S. Graça publishes mostly in Ecology, Nature and Landscape Conservation and Environmental Chemistry, on topics such as Freshwater macroinvertebrate diversity and ecology, Fish Ecology and Management Studies and Aquatic Invertebrate Ecology and Behavior.

ORCID 0000-0002-6470-8919 OpenAlex
World rank
#111,510
of 7,710,434 ranked researchers
Rank in Portugal
#217
of 41,760
Works
191
Citations
12k
Citations per work
61.3
h-index
56
i10-index 139Top 1.6% in Ecology
Manuel A. S. Graça

What does Manuel A. S. Graça research?

Manuel A. S. Graça's work is mostly in Environmental Science (74%), Agricultural and Biological Sciences (4%).

Physical Sciences: 142 works · 74.5% of their workEnvironmental Science: 142 works · 74.5% of their workEcology: 79 works · 41.3% of their workNature and Landscape Conservation: 28 works · 14.5% of their workEnvironmental Chemistry: 17 works · 8.8% of their workWater Science and Technology: 15 works · 7.8% of their workHealth, Toxicology and Mutagenesis: 4 works · 2.1% of their workEverything else: 41 works · 21.7% of their workLife Sciences: 7 works · 3.8% of their workAgricultural and Biological Sciences: 7 works · 3.8% of their workInsect Science: 7 works · 3.8% of their workTHEIR WORKManuel A. S.Graça191works
Life Sciences4%Physical Sciences74%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Environmental Science14274.5%
  2. Everything else4121.7%
    1. Agricultural and Biological Sciences73.8%
  1. 1Ecology41% of their works
  2. 2Nature and Landscape Conservation14% of their works
  3. 3Environmental Chemistry9% of their works
  4. 4Water Science and Technology8% of their works
  5. 5Insect Science4% of their works
  6. 6Health, Toxicology and Mutagenesis2% of their works

Research topics

Which keywords describe Manuel A. S. Graça's research?

The keywords of their largest research topics: Freshwater Biodiversity, River Restoration, Land Use, Stream Ecosystems, Invasive Species, Climate Change, Conservation Challenges and Flow Regulation.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 21 words, with their numbers
  1. Freshwater Biodiversity1922 topics
  2. River Restoration1652 topics
  3. Land Use1371 topic
  4. Stream Ecosystems1371 topic
  5. Invasive Species892 topics
  6. Climate Change752 topics
  7. Conservation Challenges551 topic
  8. Flow Regulation551 topic
  9. Sediment Transport482 topics
  10. Ecosystem Engineering341 topic
  11. Freshwater Mussels341 topic
  12. Nutrient Cycling301 topic
  13. Water Quality301 topic
  14. Fluvial Processes281 topic
  15. Riparian Vegetation281 topic
  16. Hydrological Modeling201 topic
  17. Water Resources201 topic
  18. Fish Biodiversity161 topic
  19. Freshwater Ecoregions161 topic
  20. Multivariate Statistical Techniques161 topic
  21. Water Quality Index161 topic

Where does Manuel A. S. Graça work?

Manuel A. S. Graça's main affiliation in the publication record is University of Coimbra, Portugal.

How many publications and citations does Manuel A. S. Graça have?

OpenAlex counts 191 works and 11,711 citations for Manuel A. S. Graça, an h-index of 56, ranking #111,510 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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