| Species/Subspecies: | Flavobacterium psychrophilum | ||||||||
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| Category: | Motile | ||||||||
| Etymology: | Genus name: A yellow small rod. species epithet: cold loving. | ||||||||
| Significance: | [Of minor importance] | ||||||||
| Alternative Species Name(s): | Flexibacter psychrophilus | ||||||||
| Taxonomy: | Class Flavobacteriia Order Flavobacteriales Family Flavobacteriaceae Genus Flavobacterium |
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| Type Strain: | ATCC 49418 = CCUG 35200. | ||||||||
| Macromorphology (smell):
| Forms small yellow colonies (1-2 mm in diameter). Produce a pigment. | ||||||||
| Micromorphology: | Thin rods (0.3-0.5 x 2-5 µm) with rounded or tapered ends, which sometimes form long filaments (see picture under Gram staining). The bacterium is motile by gliding on surfaces. | ||||||||
| Gram +/Gram -: | G- | ||||||||
| Metabolism: | Aerobic | ||||||||
| Catalase/Oxidase: | |||||||||
| Spec. Char.: | |||||||||
| Special Media: | |||||||||
| Disease: | Rainbow trout fry syndrom (RTFS), bacterial cold-water disease (BCWD) |
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| Hosts: | Salmonid fishes | ||||||||
| Clinical Picture: | |||||||||
| Genome Sequence: |
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| 16S rRNA Seq.: |
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| Taxonomy/phylogeny:
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About 130 species have been described within the genus Flavobacterium. These species are environmental bacteria which are found in soil and freshwater. The genus Flavobacterium is relatively closely related to the genus Riemerella, which also belongs to the family Flavobacteriaceae. | ||||||||
| Comment: | Cause problems in fish farming. | ||||||||
| Reference(s): | No. 3 | ||||||||
| Updated: | 2023-03-15 |