ARRIVAL ORDER AND AQUATIC MACROPHYTE COMMUNITY ORGANIZATION IN A TROPICAL ESTUARY

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorPrograma de Pós-Graduação em Biologia de Ambientes Aquáticos Continentais-
Autor(es): dc.creatorNunes, Laís Samira Correia-
Autor(es): dc.creatorCamargo, Antonio Fernando Monteiro-
Data de aceite: dc.date.accessioned2025-08-21T22:12:52Z-
Data de disponibilização: dc.date.available2025-08-21T22:12:52Z-
Data de envio: dc.date.issued2023-03-01-
Data de envio: dc.date.issued2023-03-01-
Data de envio: dc.date.issued2021-12-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.4257/oeco.2022.2602.15-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/241334-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/241334-
Descrição: dc.descriptionThe arrival order in species colonization may be important to the communities’ organization of perennial plants along environmental gradients. In estuarine gradients, the competitive exclusion may have great importance to species zonation regardless of their arrival order. However, priority effect has also been considered, since founder species may remain in the environment even with the later arrival of species of greater competitive ability. We evaluated whether the arrival order and priority effect influence the interspecific interaction between adult individuals (early-colonizing individuals) and young individuals (later-arriving individuals) of the perennial emergent estuarine aquatic macrophytes Spartina alterniflora (S) and Crinum americanum (C). We conducted a laboratory experiment with four cultures (monocultures of early-colonizing individuals of S; monocultures of early-colonizing individuals of C; cultures of early-colonizing individuals of S with introduction of later-arriving individuals of C; and cultures of early-colonizing individuals of C with introduction of later-arriving individuals of S) and two sediment types (lower and middle estuary sediment: salinity 32 and 20, respectively). We hypothesized that, due to the priority effect, in both sediment types (i) the later-arriving species would not establish itself in adult early-colonizing vegetation and (ii) the later-arriving species would not limit the growth of the early-colonizing species. Our results corroborate our hypotheses as the later-arriving individuals of S. alterniflora and C. americanum did not grow up and establish themselves in the heterospecific cultures of early-colonizing individuals in both sediment types. Furthermore, the growth of the early-colonizing individuals was not limited by the presence of the later-arriving individuals. We conclude that the arrival order and priority effect can influence the interspecific competition, communities’ organization and spatial distribution of aquatic macrophytes in tropical estuaries.-
Descrição: dc.descriptionCoordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)-
Descrição: dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionUniversidade Estadual Paulista Instituto de Biociências de Rio Claro Programa de Pós-Graduação em Ciências Biológicas Laboratório de Ecologia Aquática, Av. 24A, 1515, SP-
Descrição: dc.descriptionUniversidade Federal do Rio Grande Instituto de Ciências Biológicas Programa de Pós-Graduação em Biologia de Ambientes Aquáticos Continentais, Av. Itália, km 8, Campus Carreiros, RS-
Descrição: dc.descriptionUniversidade Estadual Paulista Instituto de Biociências de Rio Claro Programa de Pós-Graduação em Ciências Biológicas Laboratório de Ecologia Aquática, Av. 24A, 1515, SP-
Descrição: dc.descriptionFAPESP: 2016/01416-4-
Formato: dc.format286-299-
Idioma: dc.languageen-
Relação: dc.relationOecologia Australis-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectcolonization-
Palavras-chave: dc.subjectcompetitive exclusion-
Palavras-chave: dc.subjectCrinum americanum-
Palavras-chave: dc.subjectenvironmental gradient-
Palavras-chave: dc.subjectSpartina alterniflora-
Título: dc.titleARRIVAL ORDER AND AQUATIC MACROPHYTE COMMUNITY ORGANIZATION IN A TROPICAL ESTUARY-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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