Name: Haemophilus piscium corrig. Snieszko et al. 1950 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: pis’ci.um L. gen. masc. pl. n. piscium, of fishes

Gender: masculine

Type strain: ATCC 10801; CCUG 15943; CIP 106116; JCM 7872

See detailed strain information at

16S rRNA gene: JN175340 Analyse FASTA

Effective publication: Snieszko SF, Griffin PJ, Friddle SB. A new bacterium (Hemophilus piscium n. sp.) from ulcer disease of trout. J Bacteriol 1950; 59:699-710.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Synonyms:

  • Name	Kind
    Hemophilus piscium Snieszko et al. 1950 (Approved Lists 1980)	homotypic synonym, orthographic variant

• Notes:
  • According to De Ley et al. 1990 [3] this taxon belongs in the Aeromonadaceae Colwell et al. 1986. Publication: Kilian M. A taxonomic study of the genus Haemophilus, with the proposal of a new species. J Gen Microbiol 1976; 93:9-62.
  • According to Kilian 1976 [1] and Broom and Sneath 1981 [2], Haemophilus piscium does not belong to the genus Haemophilus Winslow et al. 1917 (Approved Lists 1980). Publication: Euzéby JP. Corrigenda to the Approved Lists of Bacterial Names and to the amended edition of the Approved Lists of Bacterial Names. Int. J. Syst. Bacteriol. 1997; 47:1271-1272.
  • According to Paterson et al. 1980 [4], Austin et al. 1998 [5] and Thornton et al. 1999 [6], Haemophilus piscium is, in fact, atypical Aeromonas salmonicida (Lehmann and Neumann 1896) Griffin et al. 1953 (Approved Lists 1980). Publication: Broom A, Sneath PH. Numerical taxonomy of Haemophilus. J Gen Microbiol 1981; 126:123-149.
  • In the ATCC database and CCUG database, the type strain ATCC 10801 = CCUG 15943 is cited as a strain of Aeromonas salmonicida subsp. achromogenes (Smith 1963) Schubert 1967 (Approved Lists 1980). Publication: De Ley J, Mannheim W, Mutters R, Piechulla K, Tytgat R, Segers P, Bisgaard M, Frederiksen W, Hinz KH, Vanhoucke M. Inter- and intrafamilial similarities of rRNA cistrons of the Pasteurellaceae. Int J Syst Bacteriol 1990; 40:126-137.
  • On the Approved Lists of Bacterial Names, this nomenclatural name is incorrectly cited as Haemophilus piscium Sniezko (sic) et al. 1950 [1]. This corrigendum has been omitted from the Approved Lists of Bacterial Names (Amended Edition) [2]. Publication: Hill LR, Skerman VBD, Sneath PHA. Corrigenda to the Approved Lists of Bacterial Names edited for the International Committee on Systematic Bacteriology. Int. J. Syst. Bacteriol. 1984; 34:508-511.
  • The full TRBA 466 classification is: risk group = 2, note = "t".

Parent taxon: Haemophilus Winslow et al. 1917 (Approved Lists 1980)

Assigned by: Snieszko SF, Griffin PJ, Friddle SB. A new bacterium (Hemophilus piscium n. sp.) from ulcer disease of trout. J Bacteriol 1950; 59:699-710.

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Record number: 783945