Integrating Different Types of Knowledge to Understand Temporal Changes in Reef Landscapes

Reefs are highly diverse ecosystems threatened by anthropogenic actions that change their structure and dynamics. Many of these changes have been witnessed by different reef users who hold specific knowledge about the reefscape according to their experiences and uses. We aimed to understand whether...

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Autores principales: Maria Iohara Quirino-Amador, Guilherme Ortigara Longo, Fúlvio Aurélio de Morais Freire, Priscila F. M. Lopes
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Publicado: Frontiers Media S.A. 2021
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spelling oai:doaj.org-article:6d984355ab29429db3f340d3c470fa8b2021-11-08T07:46:20ZIntegrating Different Types of Knowledge to Understand Temporal Changes in Reef Landscapes2296-701X10.3389/fevo.2021.709414https://doaj.org/article/6d984355ab29429db3f340d3c470fa8b2021-11-01T00:00:00Zhttps://www.frontiersin.org/articles/10.3389/fevo.2021.709414/fullhttps://doaj.org/toc/2296-701XReefs are highly diverse ecosystems threatened by anthropogenic actions that change their structure and dynamics. Many of these changes have been witnessed by different reef users who hold specific knowledge about the reefscape according to their experiences and uses. We aimed to understand whether fishers, divers, and reef scientists have different perceptions of general changes that have occurred in reefs and whether their knowledge converge, diverge or are complementary. We conducted 172 semi-structured interviews with stakeholders from Northeast and Southeast Brazil where either coral or rocky reefs occur, comprising most reefs occurring in the Southwestern Atlantic Ocean. Reef scientists and divers perceived corals have undergone the sharpest declines among reef species and indicate pollution and tourism as the major negative impacts on reefs. On the contrary, fishers noticed greater declines in fishing targets (i.e., groupers) and have hardly noticed differences in coral abundance or diversity over time. Divers had a broader view of changes in reef organisms, with some level of convergence with both reef scientists and fishers, while reef scientists and fishers provided information on more specific groups and economically relevant resources, respectively. The different stakeholders generally agree that reefscapes have undergone negative changes including diversity loss and abundance declines of reef organisms. The complementarity of information among different stakeholders enables a better understanding of how human behavior impact and perceive changes in natural ecosystems, which could be essential to manage reef environments, particularly those without baseline data.Maria Iohara Quirino-AmadorMaria Iohara Quirino-AmadorGuilherme Ortigara LongoGuilherme Ortigara LongoFúlvio Aurélio de Morais FreireFúlvio Aurélio de Morais FreirePriscila F. M. LopesPriscila F. M. LopesFrontiers Media S.A.articlestakeholder perceptionsBrazilian reefsenvironmental perceptionrandom forestSouthwestern Atlantic reefsrecreational diversEvolutionQH359-425EcologyQH540-549.5ENFrontiers in Ecology and Evolution, Vol 9 (2021)
institution DOAJ
collection DOAJ
language EN
topic stakeholder perceptions
Brazilian reefs
environmental perception
random forest
Southwestern Atlantic reefs
recreational divers
Evolution
QH359-425
Ecology
QH540-549.5
spellingShingle stakeholder perceptions
Brazilian reefs
environmental perception
random forest
Southwestern Atlantic reefs
recreational divers
Evolution
QH359-425
Ecology
QH540-549.5
Maria Iohara Quirino-Amador
Maria Iohara Quirino-Amador
Guilherme Ortigara Longo
Guilherme Ortigara Longo
Fúlvio Aurélio de Morais Freire
Fúlvio Aurélio de Morais Freire
Priscila F. M. Lopes
Priscila F. M. Lopes
Integrating Different Types of Knowledge to Understand Temporal Changes in Reef Landscapes
description Reefs are highly diverse ecosystems threatened by anthropogenic actions that change their structure and dynamics. Many of these changes have been witnessed by different reef users who hold specific knowledge about the reefscape according to their experiences and uses. We aimed to understand whether fishers, divers, and reef scientists have different perceptions of general changes that have occurred in reefs and whether their knowledge converge, diverge or are complementary. We conducted 172 semi-structured interviews with stakeholders from Northeast and Southeast Brazil where either coral or rocky reefs occur, comprising most reefs occurring in the Southwestern Atlantic Ocean. Reef scientists and divers perceived corals have undergone the sharpest declines among reef species and indicate pollution and tourism as the major negative impacts on reefs. On the contrary, fishers noticed greater declines in fishing targets (i.e., groupers) and have hardly noticed differences in coral abundance or diversity over time. Divers had a broader view of changes in reef organisms, with some level of convergence with both reef scientists and fishers, while reef scientists and fishers provided information on more specific groups and economically relevant resources, respectively. The different stakeholders generally agree that reefscapes have undergone negative changes including diversity loss and abundance declines of reef organisms. The complementarity of information among different stakeholders enables a better understanding of how human behavior impact and perceive changes in natural ecosystems, which could be essential to manage reef environments, particularly those without baseline data.
format article
author Maria Iohara Quirino-Amador
Maria Iohara Quirino-Amador
Guilherme Ortigara Longo
Guilherme Ortigara Longo
Fúlvio Aurélio de Morais Freire
Fúlvio Aurélio de Morais Freire
Priscila F. M. Lopes
Priscila F. M. Lopes
author_facet Maria Iohara Quirino-Amador
Maria Iohara Quirino-Amador
Guilherme Ortigara Longo
Guilherme Ortigara Longo
Fúlvio Aurélio de Morais Freire
Fúlvio Aurélio de Morais Freire
Priscila F. M. Lopes
Priscila F. M. Lopes
author_sort Maria Iohara Quirino-Amador
title Integrating Different Types of Knowledge to Understand Temporal Changes in Reef Landscapes
title_short Integrating Different Types of Knowledge to Understand Temporal Changes in Reef Landscapes
title_full Integrating Different Types of Knowledge to Understand Temporal Changes in Reef Landscapes
title_fullStr Integrating Different Types of Knowledge to Understand Temporal Changes in Reef Landscapes
title_full_unstemmed Integrating Different Types of Knowledge to Understand Temporal Changes in Reef Landscapes
title_sort integrating different types of knowledge to understand temporal changes in reef landscapes
publisher Frontiers Media S.A.
publishDate 2021
url https://doaj.org/article/6d984355ab29429db3f340d3c470fa8b
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