Name: Azotobacter salinestris Page and Shivprasad 1991

Category: Species

Proposed as: sp. nov.

Etymology: sa.li.nes’tris. N.L. masc. adj. salinus, salted, saline; L. suff. -estris, suffix meaning belonging to, living in; N.L. masc. adj. salinestris, living in saline environments

Pronunciation, gender: sa-li-NES-tris, masculine

Type strain: 184; ATCC 49674; DSM 11553; JCM 21483; NBRC 102611

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB175656 Analyse FASTA

Valid publication: Page WJ, Shivprasad S. Azotobacter salinestris sp. nov., a sodium-dependent, microaerophilic, and aeroadaptive nitrogen-fixing bacterium. Int. J. Syst. Bacteriol. 1991; 41:369-376.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 41, part 2 of the IJSB. Int J Syst Bacteriol 1991; 41:581.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.21930 (N = 4).
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. 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 20 times in PubMed until 2025-06-04.

Parent taxon: Azotobacter Beijerinck 1901 (Approved Lists 1980)

Assigned by: Page WJ, Shivprasad S. Azotobacter salinestris sp. nov., a sodium-dependent, microaerophilic, and aeroadaptive nitrogen-fixing bacterium. Int. J. Syst. Bacteriol. 1991; 41:369-376.

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Record number: 773610