A global synthesis of the current knowledge on the taxonomic and geographic distribution of major coral diseases

Although knowledge on the diseases affecting corals has been accumulating exponentially since the 2000s, even more effort is required to summarize and guide further investigation. Here, we used the Web of Science database to review 226 studies published, between 2000 and 2020, to identify the major...

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Main Authors: Juliano Morais, Aiara P.L.R Cardoso, Bráulio A. Santos
Format: Article
Language:English
Published: Elsevier 2022-07-01
Series:Environmental Advances
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666765722000667
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author Juliano Morais
Aiara P.L.R Cardoso
Bráulio A. Santos
author_facet Juliano Morais
Aiara P.L.R Cardoso
Bráulio A. Santos
author_sort Juliano Morais
collection DOAJ
description Although knowledge on the diseases affecting corals has been accumulating exponentially since the 2000s, even more effort is required to summarize and guide further investigation. Here, we used the Web of Science database to review 226 studies published, between 2000 and 2020, to identify the major geographic and taxonomic gaps in the literature, and propose future directions for the study of coral diseases. We classified the studies according to the ocean, ecoregion, coral species, disease types, approach (e.g., observational or experimental), and depth. In total, 22 types of diseases were reported for 165 coral species. Acropora spp. was the most studied taxa with 12 types of diseases and 8.2% of the records. Black band, white plague, white syndromes, skeletal eroding, dark spot, and yellow band were the six most common diseases, accounting together for 76.8% of the records. As expected, most studies were conducted in the Caribbean and Indo-Pacific (34.0% and 28.7%, respectively), but only in 44 of the 141 global ecoregions that harbour corals. Observational approaches were the most frequent (75.6% of the records), while experimental approaches accounted for 19.9% and were mainly done on Acropora. The vast majority of studies (∼98%) were performed in shallow waters (<30 m depth). We conclude that over the past two decades, coral diseases have been assessed on a very small fraction of coral species, in very few locations around the globe, and at a limited range of their depth distribution. While monitoring bleaching is mandatory for reef ecology and conservation, the ecoepidemiology of coral diseases deserves more space in the research agenda of reef ecosystems.
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spelling doaj.art-fd3e1c8e026744919beba1af46edd83f2022-12-22T02:28:49ZengElsevierEnvironmental Advances2666-76572022-07-018100231A global synthesis of the current knowledge on the taxonomic and geographic distribution of major coral diseasesJuliano Morais0Aiara P.L.R Cardoso1Bráulio A. Santos2Programa de Pós-Graduação em Ciências Biológicas, Centro de Ciências Exatas e da Natureza, Universidade Federal da Paraíba, Cidade Universitária, Castelo Branco, 58051-900. João Pessoa, PB, Brazil; ARC Centre of Excellence for Coral Reef Studies and College of Science and Engineering, James Cook University, Townsville, QLD 4811, Australia; Corresponding author.Programa de Pós-Graduação em Ciências Biológicas, Centro de Ciências Exatas e da Natureza, Universidade Federal da Paraíba, Cidade Universitária, Castelo Branco, 58051-900. João Pessoa, PB, BrazilDepartamento de Sistemática e Ecologia, Centro de Ciências Exatas e da Natureza, Universidade Federal da Paraíba, Cidade Universitária, Castelo Branco, 58051-900. João Pessoa, PB, BrazilAlthough knowledge on the diseases affecting corals has been accumulating exponentially since the 2000s, even more effort is required to summarize and guide further investigation. Here, we used the Web of Science database to review 226 studies published, between 2000 and 2020, to identify the major geographic and taxonomic gaps in the literature, and propose future directions for the study of coral diseases. We classified the studies according to the ocean, ecoregion, coral species, disease types, approach (e.g., observational or experimental), and depth. In total, 22 types of diseases were reported for 165 coral species. Acropora spp. was the most studied taxa with 12 types of diseases and 8.2% of the records. Black band, white plague, white syndromes, skeletal eroding, dark spot, and yellow band were the six most common diseases, accounting together for 76.8% of the records. As expected, most studies were conducted in the Caribbean and Indo-Pacific (34.0% and 28.7%, respectively), but only in 44 of the 141 global ecoregions that harbour corals. Observational approaches were the most frequent (75.6% of the records), while experimental approaches accounted for 19.9% and were mainly done on Acropora. The vast majority of studies (∼98%) were performed in shallow waters (<30 m depth). We conclude that over the past two decades, coral diseases have been assessed on a very small fraction of coral species, in very few locations around the globe, and at a limited range of their depth distribution. While monitoring bleaching is mandatory for reef ecology and conservation, the ecoepidemiology of coral diseases deserves more space in the research agenda of reef ecosystems.http://www.sciencedirect.com/science/article/pii/S2666765722000667Coral reefCoral diseaseBlack bandWhite plagueWhite syndromesSkeletal eroding
spellingShingle Juliano Morais
Aiara P.L.R Cardoso
Bráulio A. Santos
A global synthesis of the current knowledge on the taxonomic and geographic distribution of major coral diseases
Environmental Advances
Coral reef
Coral disease
Black band
White plague
White syndromes
Skeletal eroding
title A global synthesis of the current knowledge on the taxonomic and geographic distribution of major coral diseases
title_full A global synthesis of the current knowledge on the taxonomic and geographic distribution of major coral diseases
title_fullStr A global synthesis of the current knowledge on the taxonomic and geographic distribution of major coral diseases
title_full_unstemmed A global synthesis of the current knowledge on the taxonomic and geographic distribution of major coral diseases
title_short A global synthesis of the current knowledge on the taxonomic and geographic distribution of major coral diseases
title_sort global synthesis of the current knowledge on the taxonomic and geographic distribution of major coral diseases
topic Coral reef
Coral disease
Black band
White plague
White syndromes
Skeletal eroding
url http://www.sciencedirect.com/science/article/pii/S2666765722000667
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