World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
47
Citations
11367
World Ranking
4363
National Ranking
483

Overview

Alan Warren is affiliated with the Natural History Museum in the United Kingdom. Their research spans multiple fields, focusing predominantly on Environmental Science and Biochemistry, Genetics, and Molecular Biology. Within these, their work extends into several subfields including Ecology, Molecular Biology, Environmental Chemistry, Oceanography, and Pollution.

The scientist's research topics cover a range of areas related to microbial and environmental studies. These include:

  • Microbial Community Ecology and Physiology
  • Protist diversity and phylogeny
  • Methane Hydrates and Related Phenomena
  • Marine and coastal ecosystems
  • Genomics and Phylogenetic Studies
  • Environmental DNA in Biodiversity Studies
  • Marine Biology and Ecology Research

Alan Warren has contributed extensively to publishing, with frequent appearances in several scientific journals. The most common venues for their work include:

  • European Journal of Protistology
  • Frontiers in Microbiology
  • Marine Life Science & Technology
  • Marine Pollution Bulletin
  • Zoological Journal of the Linnean Society

Their recent papers include the following:

  • "Biodiversity of freshwater ciliates (Protista, Ciliophora) in the Lake Weishan Wetland, China: the state of the art" (2022), published in Marine Life Science & Technology
  • "Morphology, taxonomy and molecular phylogeny of three marine peritrich ciliates, including two new species: Zoothamnium apoarbuscula n. sp. and Z. apohentscheli n. sp. (Protozoa, Ciliophora, Peritrichia)" (2020), published in Marine Life Science & Technology
  • "New contributions to the phylogeny of the ciliate class Heterotrichea (Protista, Ciliophora): analyses at family-genus level and new evolutionary hypotheses" (2020), published in Science China Life Sciences
  • "Does the Gonostomum-patterned oral apparatus in hypotrichia carry a phylogenetic signal? Evidence from morphological and molecular data based on extended taxon sampling using three nuclear genes (Ciliophora, Spirotrichea)" (2020), published in Science China Life Sciences
  • "A new hypotrich ciliate, Oxytricha xianica sp. nov., with notes on the morphology and phylogeny of a Chinese population of Oxytricha auripunctata Blatterer & Foissner, 1988 (Ciliophora, Oxytrichidae)" (2021), published in Marine Life Science & Technology

The scientist has collaborated frequently with a number of coauthors over their career. These include:

  • Saleh Alfarraj
  • Weibo Song
  • Borong Lu
  • Xiaozhong Hu
  • Henglong Xu

Best Publications

  • The magnitude of global marine species diversity

    Ward Appeltans;Shane T. Ahyong;Shane T. Ahyong;Gary Anderson;Martin V. Angel

  • The All-Data-Based Evolutionary Hypothesis of Ciliated Protists with a Revised Classification of the Phylum Ciliophora (Eukaryota, Alveolata).

    Feng Gao;Alan Warren;Qianqian Zhang;Jun Gong

  • Investigation of Escherichia coli removal in various designs of subsurface flow wetlands used for wastewater treatment

    O Decamp;A Warren

  • An approach to analyzing spatial patterns of planktonic ciliate communities for monitoring water quality in Jiaozhou Bay, northern China.

    Yong Jiang;Henglong Xu;Xiaozhong Hu;Mingzhuang Zhu

  • Periphytic ciliate colonization: annual cycle and responses to environmental conditions

    Jun Gong;Weibo Song;Alan Warren

  • Effect of bone meal (calcium phosphate) amendments on metal release from contaminated soils--a leaching column study.

    M.E Hodson;E Valsami-Jones;J.D Cotter-Howells;W.E Dubbin

  • Protistan communities in aquifers: a review

    Gianfranco Novarino;Alan Warren;Helen Butler;Gail Lambourne

  • Bacterivory in ciliates isolated from constructed wetlands (reed beds) used for wastewater treatment

    Olivier Decamp;Alan Warren

  • "Candidatus Sonnebornia yantaiensis", a member of candidate division OD1, as intracellular bacteria of the ciliated protist Paramecium bursaria (Ciliophora, Oligohymenophorea).

    Jun Gong;Jun Gong;Yao Qing;Xiaohong Guo;Alan Warren

  • Taxonomic Redescriptions of Two Ciliates, Protogastrostyla pulchra n. g., n. comb. and Hemigastrostyla enigmatica (Ciliophora: Spirotrichea, Stichotrichia), with Phylogenetic Analyses Based on 18S and 28S rRNA Gene Sequences

    Jun Gong;Jun Gong;Jun Gong;Se-Joo Kim;Sun-Young Kim;Gi-Sik Min

  • Beyond the "Code": A Guide to the Description and Documentation of Biodiversity in Ciliated Protists (Alveolata, Ciliophora).

    Alan Warren;David J. Patterson;Micah Dunthorn;John C. Clamp

  • The role of ciliated protozoa in subsurface flow wetlands and their potential as bioindicators

    O. Decamp;A. Warren;R. Sanchez

  • Analysis of the Internal Transcribed Spacer 2 (ITS2) Region of Scuticociliates and Related Taxa (Ciliophora, Oligohymenophorea) to Infer their Evolution and Phylogeny

    Miao Miao;Alan Warren;Weibo Song;Shi Wang

  • Planktonic protist communities in a semi-enclosed mariculture pond : structural variation and correlation with environmental conditions

    Henglong Xu;Weibo Song;Alan Warren;Khaled A. S. Al-Rasheid

  • Protozoan predation as a mechanism for the removal of cryptosporidium oocysts from wastewaters in constructed wetlands.

    R. Stott;Eric May;E. Matsushita;A. Warren

  • Diversity of free-living marine ciliates (Alveolata, Ciliophora): Faunal studies in coastal waters of China during the years 2011–2016

    Weiwei Liu;Jiamei Jiang;Yuan Xu;Xuming Pan

  • Shifts in diversity and community structure of endophytic bacteria and archaea across root, stem and leaf tissues in the common reed, Phragmites australis, along a salinity gradient in a marine tidal wetland of northern China

    Bin Ma;Xiaofei Lv;Alan Warren;Jun Gong

  • An approach to determining the sampling effort for analyzing biofilm-dwelling ciliate colonization using an artificial substratum in coastal waters.

    Henglong Xu;Wei Zhang;Yong Jiang;Mingzhuang Zhu

  • Biodiversity of freshwater ciliates (Protista, Ciliophora) in the Lake Weishan Wetland, China: the state of the art

    Unknown

  • Functional groups of marine ciliated protozoa and their relationships to water quality

    Yong Jiang;Henglong Xu;Xiaozhong Hu;Alan Warren

  • Morphology and SSU rRNA gene-based phylogeny of two marine Euplotes species, E. orientalis spec. nov. and E. raikovi (Ciliophora, Euplotida).

    Jiamei Jiang;Qianqian Zhang;Alan Warren;Khaled A.S. Al-Rasheid

  • Predation of Cryptosporidium oocysts by protozoa and rotifers: implications for water quality and public health.

    R. Stott;Eric May;E. Ramirez;A. Warren

Frequent Co-Authors

Weibo Song
Weibo Song Ocean University of China
Khaled A. S. Al-Rasheid
Khaled A. S. Al-Rasheid King Saud University
Henglong Xu
Henglong Xu Ocean University of China
Zigui Chen
Zigui Chen Chinese University of Hong Kong
Nianzhi Jiao
Nianzhi Jiao Xiamen University
Thorsten Stoeck
Thorsten Stoeck Technical University of Kaiserslautern
Ronald W. Harvey
Ronald W. Harvey United States Geological Survey
Micah Dunthorn
Micah Dunthorn University of Oslo
David J. Patterson
David J. Patterson University of Sydney
Mark E. Hodson
Mark E. Hodson University of York

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring ecology and evolution opens doors to many related careers, especially those at the intersection of science, health, and research. For students from non-traditional backgrounds, bridge and accelerated degree programs are gaining popularity. For example, speech pathology bridge programs online help graduates in unrelated fields prepare for a master’s in Speech-Language Pathology.

Similarly, health science students looking for a fast-track option may be interested in some of the cheapest online accelerated bsn programs. These can lead to careers in nursing with a strong foundation in science and evidence-based practice.

If you are interested in mental health or advanced nursing roles, you might consider paths such as psychiatric nurse practitioner (PMHNP). Check out this overview of pmhnp salary to discover potential earnings across different states. For those looking to move quickly into these advanced careers, you can also explore how to become a np in the shortest time possible.

With a background in ecology, evolution, or the life sciences, you can pivot into many rewarding and high-growth professions using flexible, online pathways.

Best Scientists Citing Alan Warren

Trending Scientists

Recently Published Articles