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Correct name: Aeromonas hydrophila susp. hydrophila.
Medium sized to large, smooth colonies, which are white, or especially in older cultures, buff in colour. The colonies have an entire margin. |
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The same Blood Agar plate examined with transmitted light. The colonies are surrounded by a wide haemolysis zone.
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| General characteristics: Gram-negative. Catalase- and oxidase-positive. Motile. Attacks sugars by fermentation. Optimum temperature for growth is 22 - 28°C, some strains don't grow at 35°C. Found in freshwater, hydro means water and philos means loving. |
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