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Research facility · Grahamstown · South Africa

South African Institute for Aquatic Biodiversity

In research, South African Institute for Aquatic Biodiversity stands highest in Environmental Science (#2,338 of 3,551 worldwide) and Physical Sciences (#11,709 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Nature and Landscape Conservation, Ecology and Environmental Science — Nature and Landscape Conservation is 83.7× its share of world research.

saiab.ac.zaROR OpenAlex
World rank, 2022–2025
#18,030
of 28,054 · #25,276 all time
Rank in South Africa
#64
of 87
Research works
641
▲ 12% vs 2013–17
Citations
13k
20.4 per fractional work
Top-10% rate
17.2%
record average 16.5%
Open access
44%
world 28%

What is South African Institute for Aquatic Biodiversity known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Environmental ScienceField #2,338 of 3,551 18.6%96 #2018
Physical SciencesDomain #11,709 of 12,888 18.6%107 #17110

Each strip is that field’s whole ranked pool, with the notch where South African Institute for Aquatic Biodiversity 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 world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does South African Institute for Aquatic Biodiversity specialise in?

Where its research is concentrated relative to its size: Nature and Landscape Conservation takes 83.7× the share of its output that it takes of world research.

  1. Nature and Landscape ConservationSubfield · 30.1 works84×
  2. EcologySubfield · 34.5 works29×
  3. Environmental ScienceField · 95.7 works13×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

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: 3.24× its world share, 23 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.04× its world share, 8 worksBiochemistry, Geneti…Immunology and Microbiology: 3.19× its world share, 5 worksImmunology and Micro…Chemistry: 0.24× its world share, 1 worksChemistryComputer Science: 0.08× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 2.93× its world share, 7 worksEarth and Planetary …Engineering: 0.04× its world share, 1 worksEngineeringEnvironmental Science: 12.74× its world share, 96 worksEnvironmental ScienceMaterials Science: 0.40× its world share, 2 worksMaterials ScienceHealth Professions: 0.13× its world share, 0 worksHealth ProfessionsMedicine: 0.08× its world share, 2 worksMedicineNursing: 0.12× its world share, 0 worksNursingVeterinary: 3.26× its world share, 1 worksVeterinaryArts and Humanities: 0.19× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.03× its world share, 0 worksBusiness, Management…Decision Sciences: 0.07× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.18× its world share, 1 worksEconomics, Econometr…Psychology: 0.16× its world share, 1 worksPsychologySocial Sciences: 0.08× 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, 12.7×. Every wedge is a field page.

Who are the top researchers at South African Institute for Aquatic Biodiversity?

Ranked on the composite score, Alan K. Whitfield, Paul D. Cowley and Olaf L. F. Weyl lead among researchers whose main affiliation is South African Institute for Aquatic Biodiversity.

  1. 1 Alan K. Whitfield South Africa · #76,125 worldwide 433 citations · 53 works
  2. 2 Paul D. Cowley South Africa · #323,254 worldwide 220 citations · 48 works
  3. 3 Olaf L. F. Weyl South Africa · #367,469 worldwide 171 citations · 57 works
  4. 4 Ryan J. Wasserman South Africa · #760,682 worldwide 23 citations · 17 works
  5. 5 Trevor D. Harrison South Africa · #1,103,767 worldwide 49 citations · 15 works
  6. 6 Nicola C. James South Africa · #1,243,763 worldwide 48 citations · 16 works
  7. 7 Paul Skelton South Africa · #1,244,394 worldwide 17 citations · 65 works
  8. 8 A-R Childs South Africa · #1,429,077 worldwide 44 citations · 16 works
  9. 9 Ryan Daly South Africa · #1,592,944 worldwide 24 citations · 15 works
All ranked researchers at South African Institute for Aquatic Biodiversity

Which keywords describe research at South African Institute for Aquatic Biodiversity?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Climate Change, Conservation, Invasive Species, Biodiversity, Fisheries Sustainability, Phylogenetic Analysis, Population Dynamics and Genetic Diversity.

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

Size is fractional works in 2022–2025 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 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Climate Change52▲ 13×37 topics
  2. Conservation32▲ 49×11 topics
  3. Invasive Species31▲ 48×14 topics
  4. Biodiversity29▲ 26×16 topics
  5. Fisheries Sustainability24▲ 178×2 topics
  6. Phylogenetic Analysis18▲ 38×8 topics
  7. Population Dynamics17▲ 46×7 topics
  8. Genetic Diversity17▲ 26×4 topics
  9. Habitat Fragmentation17▲ 51×5 topics
  10. Biogeography16▲ 42×8 topics
  11. Freshwater Biodiversity16▲ 175×2 topics
  12. Freshwater15▲ 208×2 topics
  13. Morphology14▲ 56×3 topics
  14. Fish14▲ 248×1 topic
  15. Length-Weight Relationships14▲ 248×1 topic
  16. Conservation Challenges14▲ 196×1 topic
  17. Flow Regulation14▲ 196×1 topic
  18. Marine Ecosystems14▲ 174×2 topics
  19. Biodiversity Loss11▲ 144×3 topics
  20. Trophic Cascades11▲ 74×2 topics
  21. Ecosystem Management10▲ 109×1 topic
  22. Marine Fisheries10▲ 158×1 topic
  23. Phylogeny10▲ 42×7 topics
  24. Ecology9▲ 38×5 topics
  25. Water Quality9▲ 14×5 topics
  26. Fisheries9▲ 145×2 topics
  27. Rays8▲ 284×1 topic
  28. Sharks8▲ 284×1 topic
  29. Eutrophication8▲ 53×4 topics
  30. Global Change8▲ 21×5 topics
  31. Ocean Acidification8▲ 74×3 topics
  32. Molecular Phylogeny7▲ 31×7 topics
  33. Community Ecology7▲ 54×2 topics
  34. Ecosystem7▲ 42×2 topics
  35. Aquatic Environment6▲ 51×2 topics
  36. Fish Biodiversity6▲ 219×1 topic
  37. Freshwater Ecoregions6▲ 219×1 topic
  38. Host-Parasite Interactions6▲ 138×1 topic
  39. Parasites6▲ 138×1 topic
  40. Fisheries Management6▲ 34×2 topics

Which research topics does South African Institute for Aquatic Biodiversity publish most on?

By volume in 2022–2025: Fish Biology and Ecology Studies, Fish Ecology and Management Studies, Marine and fisheries research and Ichthyology and Marine Biology.

Fish Biology and Ecology Studies: 14 fractional worksFish Ecology and Management Studies: 14 fractional worksMarine and fisheries res…10Marine and fisheries research: 10 fractional worksIchthyology and Marine B…8Ichthyology and Marine Biology: 8 fractional worksFish biology, ecology, and behavior: 6 fractional worksParasite Biology and Host Interactions: 6 fractional worksCoral and Marine Ecosyst…5Coral and Marine Ecosystems Studies: 5 fractional worksAquatic Ecosystems and Biodiversity: 5 fractional worksAquatic Invertebrate Ecology and Behavior: 4 fractional worksParasites and Host Interactions: 4 fractional works
Aquatic ScienceNature and Landscape ConservationGlobal and Planetary ChangeEcology1 others

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

  1. 1 Fish Biology and Ecology Studies Aquatic Science 14 works
  2. 2 Fish Ecology and Management Studies Nature and Landscape Conservation 14 works
  3. 3 Marine and fisheries research Global and Planetary Change 10 works
  4. 4 Ichthyology and Marine Biology Nature and Landscape Conservation 8 works
  5. 5 Fish biology, ecology, and behavior Nature and Landscape Conservation 6 works
  6. 6 Parasite Biology and Host Interactions Ecology 6 works
  7. 7 Coral and Marine Ecosystems Studies Ecology 5 works
  8. 8 Aquatic Ecosystems and Biodiversity Ecology 5 works
  9. 9 Aquatic Invertebrate Ecology and Behavior Ecology 4 works
  10. 10 Parasites and Host Interactions Parasitology 4 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 available43.8%not open56.2%

World: 28% of research is openly available.

with international co-authors42.7%domestic only57.3%

World: 19% is written across borders.

How has South African Institute for Aquatic Biodiversity's research output changed?

Output in 2018–2022 was 12% higher than in 2013–2017.

1990200020102020
grewheldshrank

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

Other research institutions in Grahamstown

All research institutions in Grahamstown

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.