| Species/Subspecies: | Aeromonas salmonicida subsp. achromogenes | ||||||||
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| Etymology: | Genus name: gas producing Species epithet: salmon killer Subspecies epithet: not color producing | ||||||||
| Significance: | [Of minor importance] | ||||||||
| Taxonomy: | Class Gammaproteobacteria Order Aeromonadales Family Aeromonadaceae Genus Aeromonas |
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| 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-glucose + lactose ? maltose + L-rhamnose ? sucrose + L-arabinose - cellobiose ? D-mannitol - salicin - trehalose ? glycerol ? inulin ? raffinose ? D-sorbitol ? starch ? |
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| Spec. Char.: | No growth at 37°C | ||||||||
| Special Media: | |||||||||
| Disease: | Atypical furunculosis |
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| Hosts: | Fish | ||||||||
| Clinical Picture: | |||||||||
| Genome Sequence: |
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| 16S rRNA Seq.: |
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| Taxonomy/phylogeny:
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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: | 2023-03-29 |