Meta-analysis of the effects of organic matter on polychaetes of the east coast of South America.
Mar Environ Res
; 149: 148-156, 2019 Aug.
Article
em En
| MEDLINE
| ID: mdl-31200954
Polychaetes play a key role in benthic functioning and organic matter recirculation. We performed a meta-analysis to investigate the effects of organic matter on polychaetes, considering its origin, type and measurement along the east coast of South America. We summarize 276 effect sizes, mostly representing the Tropical Southwestern Atlantic and Warm Temperate Southwestern Atlantic provinces. We observed that the effect of organic matter depends on its origin and type. We also reveal that the predominance of tolerant species of Capitellidae, Nereididae and Spionidae explains the great variability in effect sizes and non-significant effects. Organic matter negatively affected assessment of polychaete assemblages, such as aspects of diversity and trophic groups. This result suggests that the impact of organic matter can be more intense for communities than for individual species. We suggest that researchers should investigate more complex ecological scales to understand the overall effect of organic matter on polychaetes.
Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Poliquetos
/
Poluição da Água
/
Monitoramento Ambiental
/
Eutrofização
Tipo de estudo:
Systematic_reviews
Limite:
Animals
País/Região como assunto:
America do sul
Idioma:
En
Revista:
Mar Environ Res
Assunto da revista:
BIOLOGIA
/
SAUDE AMBIENTAL
/
TOXICOLOGIA
Ano de publicação:
2019
Tipo de documento:
Article
País de publicação:
Reino Unido