Name: Pararhodobacter aggregans Foesel et al. 2013

Category: Species

Proposed as: sp. nov.

Etymology: ag’gre.gans. L. masc. part. adj. aggregans, forming aggregates

Pronunciation (Latin), gender: pa-ra-r^ho-do-BAK-ter AG-gre-gans, masculine

Type strain: ATCC BAA-1446; D1-19; DSM 18938

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MH332384 Analyse FASTA

Effective publication: Foesel BU, Drake HL, Schramm A. Defluviimonas denitrificans gen. nov., sp. nov., and Pararhodobacter aggregans gen. nov., sp. nov., non-phototrophic Rhodobacteraceae from the biofilter of a marine aquaculture. Syst Appl Microbiol 2011; 34:498-502. 🇩🇰

IJSEM list: Euzeby JP. Validation list no. 149. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2013; 63:1-5.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Pararhodobacter Foesel et al. 2013. Publication: Foesel BU, Drake HL, Schramm A. Defluviimonas denitrificans gen. nov., sp. nov., and Pararhodobacter aggregans gen. nov., sp. nov., non-phototrophic Rhodobacteraceae from the biofilter of a marine aquaculture. Syst Appl Microbiol 2011; 34:498-502. 🇩🇰
  • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 5 times in PubMed until 2026-06-11.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468. 🇩🇪

Parent taxon: Pararhodobacter Foesel et al. 2013

Assigned by: Foesel BU, Drake HL, Schramm A. Defluviimonas denitrificans gen. nov., sp. nov., and Pararhodobacter aggregans gen. nov., sp. nov., non-phototrophic Rhodobacteraceae from the biofilter of a marine aquaculture. Syst Appl Microbiol 2011; 34:498-502. 🇩🇰

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Record number: 785898