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Int J Microbiol. 2018 Oct 03;2018:3209605. doi: 10.1155/2018/3209605. eCollection 2018.

Bacterioplankton Activity in a Meso-eutrophic Subtropical Coastal Lagoon.

International journal of microbiology

Maria L Schmitz Fontes, Heloísa Fernandes, Manoela Brandão, Mariana Coutinho Hennemann, Raquel Aparecida Loss, Valdelúcia Maria Alves de Souza Grinevicius, Denise Tonetta, Karina Cesca, Mônica Hessel Silveira, Mara Bedin, Derce Recouvreux, Regina Vasconcellos Antônio

Affiliations

  1. Departamento de Ecologia e Zoologia, Centro de Ciências Biológicas, Universidade Federal de Santa Catarina, Trindade, 88040-970 Florianópolis, SC, Brazil.
  2. PPGOCEANO, Departamento de Geociências, Centro de Filosofia e Ciências Humanas, Universidade Federal de Santa Catarina, Trindade, 88040-970 Florianópolis, SC, Brazil.
  3. Departamento de Engenharia Sanitária, Centro Tecnológico, Universidade Federal de Santa Catarina, Trindade, 88040-970 Florianópolis, SC, Brazil.
  4. Departamento de Engenharia Química e Engenharia de Alimentos, Centro Tecnológico, Universidade Federal de Santa Catarina, Trindade, 88040-970 Florianópolis, SC, Brazil.
  5. Departamento deBioquímica, Centro de Ciências Biológicas, Universidade Federal de Santa Catarina, Trindade, 88040-970 Florianópolis, SC, Brazil.
  6. Campus Araranguá, Universidade Federal de Santa Catarina, Trindade, 88000-000 Araranguá, SC, Brazil.

PMID: 30402104 PMCID: PMC6192085 DOI: 10.1155/2018/3209605

Abstract

The aim of this study was to investigate whether the bacterioplankton activity in the meso-eutrophic Conceição Lagoon would increase significantly under allochthonous inputs of inorganic nutrients and organic carbon. Abundance and biomass of bacterioplankton were evaluated under three treatments: light (14 h light/10 h dark), complete darkness (dark-control), and nutrient (C + N + P-dark, 100 : 10 : 1) enrichments during 72 h. Nutrient enrichments promoted a significant increase in abundance (maximum of 19.0 ×10

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