Name: Phocoenobacter atlanticus Nilsen et al. 2025

Category: Species

Proposed as: sp. nov.

Etymology: a.tlan’ti.cus. L. masc. adj. atlanticus, referring to the Atlantic Ocean, the known habitat of affected fish species

Pronunciation, gender: a-TLAN-ti-kus, masculine

Type strain: CCUG 77520; NCIMB 15512; NVIB 3624

Conduct genome-based taxonomy at

16S rRNA gene: OR265624 Analyse FASTA

Valid publication: Nilsen HK, Olsen AB, Birkbeck TH, Manji F, Colquhoun DJ, Gulla S. Reclassification of Pasteurella skyensis as Phocoenobacter skyensis comb. nov. and description of Phocoenobacter atlanticus sp. nov. isolated from diseased Atlantic salmon (Salmo salar) and lumpfish (Cyclopterus lumpus), with subdivision into Phocoenobacter atlanticus subspecies atlanticus subsp. nov. and Phocoenobacter atlanticus subspecies cyclopteri subsp. nov. Int J Syst Evol Microbiol 2025; 75:6729.

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 75, part 4 of the IJSEM. Int J Syst Evol Microbiol 2025; 75:6792.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.09695 (N = 19).
  • 🎓 Name mentioned 0 times in PubMed until 2025-04-15.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded pathogenicity of the species itself.

Subdivision:

Number of child taxa with a validly published and correct name: 2
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Phocoenobacter atlanticus subsp. atlanticus Nilsen et al. 2025	validly published under the ICNP	correct name
    Phocoenobacter atlanticus subsp. cyclopteri Nilsen et al. 2025	validly published under the ICNP	correct name

Parent taxon: Phocoenobacter Foster et al. 2000

Assigned by: Nilsen HK, Olsen AB, Birkbeck TH, Manji F, Colquhoun DJ, Gulla S. Reclassification of Pasteurella skyensis as Phocoenobacter skyensis comb. nov. and description of Phocoenobacter atlanticus sp. nov. isolated from diseased Atlantic salmon (Salmo salar) and lumpfish (Cyclopterus lumpus), with subdivision into Phocoenobacter atlanticus subspecies atlanticus subsp. nov. and Phocoenobacter atlanticus subspecies cyclopteri subsp. nov. Int J Syst Evol Microbiol 2025; 75:6729.

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Record number: 64830