VetBact
VetBact logo

VetBact

Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Aeromonas salmonicida subsp. achromogenes
Etymology: Genus name: gas producing
Species epithet: salmon killer
Subspecies epithet: not color producing
Significance:  [Of minor importance]   
Taxonomy:
Phylum
Proteobacteria
Class
Gammaproteobacteria
Order
Aeromonadales
Family
Aeromonadaceae 
Genus
Aeromonas
Type Strain: ATCC 33659
Macromorphology (smell): Grey-white translucent colonies (diameter 1-3 mm) with a buttery consistency and without hemolysis, usually no pigmentation (compare with subsp. salmonicida)
Micromorphology: Nonmotile rods with rounded ends, sometimes coccoid, sometimes in pairs or short chains
Gram +/Gram -:G-
Metabolism: Facultatively anaerobic
Catalase/Oxidase:+/+
Other Enzymes: Esculinase -, tryptophanase +
Biochemical Tests: Voges-Proskauer -
Fermentation of carbohydrates:
D-glucoselactosemaltoseL-rhamnosesucrose
+?+?+
L-arabinosecellobioseD-mannitolsalicintrehalose
-?--?
glycerolinulinraffinoseD-sorbitolstarch
?????
Gas is not produced under fermentation of D-glucose.
Spec. Char.: No growth at 37°C
Disease:Atypical furunculosis
Hosts: Fish
Clinical Picture:
Genome Sequence:
Acc-noStrainSize (bp)Genome
Not reported    

16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
AY910844 Not defined 1540  

Taxonomy/phylogeny:
 
About 30 species have been described within the genus Aeromonas and they form a cluster, which is related to Pseudomonas spp. and Moraxella spp. and some other genera Five subspecies of A. salmonicida have been reported.
Updated:2018-09-13

News

"Dear child has many names" (call it what you will...)

For a long time, Rhodococcus hoagii was refer­red to Rhodo­coccus equi on VetBact, because we experienced some resistance to the name that is now considered to be the correct one, i.e. Rhodococcus hoagii. Now you can find the bacterium in question under the correct name in VetBact, but you can also find the bacterium when searching for the old name. 

Published 2021-10-10. Read more...

Recently Updated

Recent blog posts


Swedish University of Agricultural Sciences