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Topic · Insect Science

Mollusks and Parasites Studies

Mollusks and Parasites Studies is a research topic within Insect Science. Science Explorer counts 12k research works in it since 1950. 10.2% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the parasitism of snails, particularly by the Angiostrongylus nematode, and the associated diseases such as eosinophilic meningitis. It also explores the impact of invasive snail species on ecosystems and biodiversity.

  • Snails
  • Parasitism
  • Angiostrongylus
  • Mollusks
  • Invasive Species
  • Eosinophilic Meningitis
  • Nematodes
  • Biodiversity
  • Gastropods
  • Infection
Research works
12k
fractional, since 1950
In the world top 10%
1.3k
per year above
Top-10% rate
10.2%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+33%
the tick is no change
Largest producer
China
20% of the 10 largest, 2022-now
Mollusks and Parasites Studies

Which countries lead Mollusks and Parasites Studies research?

By volume, China and the United States publish the most (254 and 241 works in 2022-now).

By volume, 2022-now

  1. 1 China 254 works
  2. 2 United States 241 works
  3. 3 Brazil 209 works
  4. 4 Colombia 100 works
  5. 5 India 93 works
  6. 6 Japan 87 works
  7. 7 Germany 84 works
  8. 8 United Kingdom 77 works
  9. 9 Russia 73 works
  10. 10 South Korea 73 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: 19.7%United States: 18.6%Brazil: 16.2%Colombia: 7.7%6 others listed: 37.7%20%largest
China254 · 19.7%United States241 · 18.6%Brazil209 · 16.2%Colombia100 · 7.7%6 others listed487 · 37.7%

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

Which institutions lead Mollusks and Parasites Studies research?

By volume in 2022-now, Universidad de Ibagué publishes the most Mollusks and Parasites Studies research, followed by Sunchon National University and Russian Academy of Sciences.

By volume, 2022-now

  1. 1 Universidad de IbaguéColombia 73 works
  2. 2 Sunchon National UniversitySouth Korea 50 works
  3. 3 Russian Academy of SciencesRussia 36 works
  4. 4 University of CreteGreece 31 works
  5. 5 University of Tennessee at ChattanoogaUnited States 29 works
  6. 6 Consejo Nacional de Investigaciones Científicas y TécnicasArgentina 28 works
  7. 7 Centre National de la Recherche ScientifiqueFrance 25 works
  8. 8 Chinese Academy of SciencesChina 25 works
  9. 9 Natural History MuseumUnited Kingdom 23 works
  10. 10 Leibniz AssociationGermany 22 works

Who are the leading researchers in Mollusks and Parasites Studies?

The most-cited researchers publishing on Mollusks and Parasites Studies include Kevin J. Gaston.

  1. 1 Kevin J. Gaston United Kingdom 123k citations

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

What are the most cited papers in Mollusks and Parasites Studies?

The most cited paper in Mollusks and Parasites Studies is "Molecular and morphological data reveal cryptic taxonomic diversity in the terrestrial slug complex Arion subfuscus/fuscus (Mollusca, Pulmonata, Arionidae) in continental north-west Europe" (Jan Pinceel, Kurt Jordaens, Natalie Van Houtte et al., 2004), with 2,261 citations. Next come "A molecular evolutionary framework for the phylum Nematoda" (2,029) and "PHYLOGEOGRAPHIC HISTORY OF THE LAND SNAIL CANDIDULA UNIFASCIATA (HELICELLINAE, STYLOMMATOPHORA): FRAGMENTATION, CORRIDOR MIGRATION, AND SECONDARY CONTACT" (1,481).

Most cited papers
#PaperReleasedCitations
1 Molecular and morphological data reveal cryptic taxonomic diversity in the terrestrial slug complex Arion subfuscus/fuscus (Mollusca, Pulmonata, Arionidae) in continental north-west Europe Jan Pinceel, Kurt Jordaens, Natalie Van Houtte et al. · Biological Journal of the Linnean Society 24 Aug 2004 2,261
2 A molecular evolutionary framework for the phylum Nematoda Mark Blaxter, Paul De Ley, James R. Garey et al. · Nature Mar 1998 2,029
3 PHYLOGEOGRAPHIC HISTORY OF THE LAND SNAIL CANDIDULA UNIFASCIATA (HELICELLINAE, STYLOMMATOPHORA): FRAGMENTATION, CORRIDOR MIGRATION, AND SECONDARY CONTACT Markus Pfenninger, David Posada · Evolution Open access Sep 2002 1,481
4 Phylum-Wide Analysis of SSU rDNA Reveals Deep Phylogenetic Relationships among Nematodes and Accelerated Evolution toward Crown Clades Martijn Holterman, A.W.G. van der Wurff, Sven van den Elsen et al. · Molecular Biology and Evolution Open access 21 Jun 2006 1,177
5 The Global Decline of Nonmarine Mollusks Charles Lydeard, Robert H. Cowie, Winston Frank Ponder et al. · BioScience 2004 1,155
All 99 most cited papers, with filters and sorting

Where is Mollusks and Parasites Studies research done?

The largest centres of Mollusks and Parasites Studies research in 2022-now are Ibagué (Colombia), Suncheon (South Korea), Beijing (China) and São Paulo (Brazil). Among places with at least 20 works in it, it is an unusually large share of all research in Ibagué, Suncheon and Chattanooga.

Largest cities, 2022-now

  1. 1 IbaguéColombia 73 works
  2. 2 SuncheonSouth Korea 50 works
  3. 3 BeijingChina 45 works
  4. 4 São PauloBrazil 45 works
  5. 5 RethymnoGreece 31 works
  6. 6 LondonUnited Kingdom 30 works
  7. 7 ChattanoogaUnited States 29 works
  8. 8 ParisFrance 27 works
  9. 9 MoscowRussia 26 works
  10. 10 GuangzhouChina 25 works

Where it is the local speciality

  1. IbaguéCO · 72.7 works274×
  2. SuncheonKR · 50.3 works248×
  3. ChattanoogaUS · 29.3 works95×
  4. RethymnoGR · 31.1 works74×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Mollusks and Parasites Studies than the world average.

See Mollusks and Parasites Studies on the map

Where is the best place to study Mollusks and Parasites Studies?

Among universities, judged by research, University of Crete, University of Belgrade and University of Tennessee at Chattanooga 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%5%10%mean 4.57%fractional works in this field (log) →share of work in the world top 10% →University of BelgradeMindanao State Unive…University of Tennes…University of Crete
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1University of CreteGreece 74.94.1%116.0×31 -
2University of BelgradeSerbia 66.76.9%7.0×10 +206.9%
3University of Tennessee at ChattanoogaUnited States 66.14.4%257.5×29 -
4Mindanao State University – Iligan Institute of TechnologyPhilippines 61.15.2%143.0×13 -
5Universidad Nacional Autónoma de MéxicoMexico 55.28.6%4.1×9 +92.0%
6Universidade Federal de Mato GrossoBrazil 54.54.6%32.8×13 -
7Shaanxi Normal UniversityChina 51.53.6%29.3×18 -
8Jinan UniversityChina 49.44.7%7.7×9 -
9Universidade de São PauloBrazil 49.03.6%3.9×18 +67.8%
10Universidad de IbaguéColombia 45.00.0%385.2×73 -

Universities only. The score blends excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Mollusks and Parasites Studies, country by country

Is Mollusks and Parasites Studies research growing?

Output in 2022-2025 was 33% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Mollusks and Parasites Studies.

still counting19801990200020102020
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 Mollusks and Parasites Studies as a percentage of every work published that year, 0.0069% in 2024.

still counting0.010%0.020%0.030%Mollusks and Parasites Studies0.015% in 202519801990200020102020

Fractional works of Mollusks and Parasites Studies over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Mollusks and Parasites Studies9.6% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

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.

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