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Topic · Physiology

Reproductive biology and impacts on aquatic species

Reproductive biology and impacts on aquatic species is a research topic within Physiology. Science Explorer counts 23k research works in it since 1950. 22.3% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the reproductive physiology and endocrine disruption in fish, covering topics such as spermatogenesis, oogenesis, gonadotropins, estrogen receptors, environmental regulation of reproduction, eel migration, vitellogenin as a biomarker, and cryopreservation of gametes. It explores the impacts of environmental contaminants and hormonal manipulations on fish reproduction and gamete quality.

  • Spermatogenesis
  • Oogenesis
  • Endocrine Disruption
  • Gonadotropins
  • Estrogen Receptors
  • Environmental Regulation
  • Gonadal Development
  • Eel Migration
  • Vitellogenin
  • Cryopreservation
Research works
23k
fractional, since 1950
In the world top 10%
5.2k
per year above
Top-10% rate
22.3%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+6%
the tick is no change

Which countries lead Reproductive biology and impacts on aquatic species research?

By volume, China and the United States publish the most (629 and 259 works in 2022–2025).

By volume, 2022–2025

  1. 1 China 629 works
  2. 2 United States 259 works
  3. 3 India 168 works
  4. 4 Japan 157 works
  5. 5 Brazil 140 works
  6. 6 Spain 79 works
  7. 7 Indonesia 75 works
  8. 8 Iran 68 works
  9. 9 France 66 works
  10. 10 Türkiye 62 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China: 36.9%United States: 15.2%India: 9.9%Japan: 9.2%6 others listed: 28.8%37%largest
China629 · 36.9%United States259 · 15.2%India168 · 9.9%Japan157 · 9.2%6 others listed490 · 28.8%

Shares of the rows listed above, not of the whole node.

Which institutions lead Reproductive biology and impacts on aquatic species research?

By volume in 2022–2025, Chinese Academy of Fishery Sciences publishes the most Reproductive biology and impacts on aquatic species research, followed by Ministry of Agriculture and Rural Affairs and Shanghai Ocean University.

Who are the leading researchers in Reproductive biology and impacts on aquatic species?

The most-cited researchers publishing on Reproductive biology and impacts on aquatic species include Jean Rivier.

  1. 1 Jean Rivier United States 2.2k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

Where is Reproductive biology and impacts on aquatic species research done?

The largest centres of Reproductive biology and impacts on aquatic species research in 2022–2025 are Beijing (China), Qingdao (China), Guangzhou (China) and Tokyo (Japan). Among places with at least 20 works in it, it is an unusually large share of all research in Zhanjiang.

Largest cities, 2022–2025

  1. 1 Beijing China 125 works
  2. 2 Qingdao China 55 works
  3. 3 Guangzhou China 43 works
  4. 4 Tokyo Japan 41 works
  5. 5 Shanghai China 36 works
  6. 6 Wuhan China 30 works
  7. 7 Zhanjiang China 26 works
  8. 8 Tehran Iran 24 works
  9. 9 Changsha China 23 works
  10. 10 São Paulo Brazil 23 works

Where it is the local speciality

  1. ZhanjiangCN · 26.0 works28×
← less than its size predictsmore →

Location quotient: how much more of its research is in Reproductive biology and impacts on aquatic species than the world average.

See Reproductive biology and impacts on aquatic species on the map

Where is the best place to study Reproductive biology and impacts on aquatic species?

Among universities, judged by research, Shanghai Ocean University, Nanjing Agricultural University and Guangdong Ocean University score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%20%40%mean 26.69%fractional works in this node (log) →share in the world top 10% →Shanghai Ocean University: 28, 30.2%Nanjing Agricultural University: 11, 32.9%Guangdong Ocean University: 25, 27.5%Southwest University: 13, 29.7%Huazhong Agricultural University: 12, 32.6%University of South Bohemia in České Budějovice: 14, 16.4%Ningbo University: 12, 33.3%Central Institute of Fisheries Education: 11, 21.0%Hunan Normal University: 14, 25.6%Ocean University of China: 27, 17.7%Nanjing Agricultural…Shanghai Ocean Unive…Southwest UniversityGuangdong Ocean Univ…
above the meannear itbelow it

One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.

#UniversityScoreTop 10%SpecialisationWorksGrowth
1 Shanghai Ocean UniversityChina 65.030.2%47.0×28 -4.7%
2 Nanjing Agricultural UniversityChina 63.332.9%10.8×11 +54.2%
3 Guangdong Ocean UniversityChina 61.727.5%59.8×25 +12.2%
4 Southwest UniversityChina 60.129.7%9.4×13 +57.2%
5 Huazhong Agricultural UniversityChina 59.732.6%14.2×12 +5.7%
6 University of South Bohemia in České BudějoviceCzechia 58.416.4%89.1×14 +73.0%
7 Ningbo UniversityChina 55.433.3%8.9×12 +3.4%
8 Central Institute of Fisheries EducationIndia 54.221.0%148.6×11 +92.1%
9 Hunan Normal UniversityChina 52.925.6%22.3×14 +6.5%
10 Ocean University of ChinaChina 51.917.7%20.6×27 -16.1%

Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.

Is Reproductive biology and impacts on aquatic species research growing?

Output in 2018–2022 was 6% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Reproductive biology and impacts on aquatic species.

19801990200020102020
grewheldshrank

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

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.