Aeromonas salmonicida strain AJ83

Aeromonas salmonicida strain AJ83 is a Gram-negative, rod-shaped bacterium that thrives in aquatic environments. This organism is a facultative anaerobe, allowing it to adapt to varying oxygen levels. It is motile, possessing flagella that facilitate movement in water. As a heterotroph, A. salmonicida strain AJ83 derives its energy from organic compounds. This strain is mesophilic, indicating an optimal growth temperature range that is conducive to the conditions found in many freshwater habitats. A. salmonicida strain AJ83 has a unique cellular structure characterized by two membranes and a single replicon, which is typical of Gram-negative bacteria. In terms of its ecological interactions, A. salmonicida strain AJ83 is free-living, not dependent on a host for survival. However, it is known to infect certain fish species, including Oncorhynchus mykiss (rainbow trout), Scophthalmus maximus (flatfish), and Anguilla japonica (Japanese eel). This indicates a potential role in aquatic ecosystems, where it can impact fish health and, consequently, the dynamics of aquatic food webs. Understanding the traits of A. salmonicida strain AJ83 provides insight into its ecological role and potential implications for fish populations in its native habitats. Its ability to thrive in diverse conditions and infect various hosts underscores the importance of monitoring this bacterium in aquatic environments to assess the health of fish species and the overall ecosystem.