vs

Cobetia amphilecti compared with Cobetia pacifica

Taxonomic Classification

Rank
Kingdom same	Bacteria (Bacteria)	Bacteria (Bacteria)
Phylum same	Proteobacteria (Proteobakterien)	Proteobacteria (Proteobakterien)
Class same	Gammaproteobacteria (Gammaproteobacteria)	Gammaproteobacteria (Gammaproteobacteria)
Order same	Pseudomonadales (Pseudomonadales)	Pseudomonadales (Pseudomonadales)
Family same	Halomonadaceae	Halomonadaceae
Genus same	Cobetia	Cobetia
Species	Cobetia amphilecti	Cobetia pacifica

Evolutionary Relationship

and share a common ancestor at the Genus level: Cobetia.

Ansehen Genus: Cobetia

Conservation Status

NE — Not Evaluated

Physical Characteristics

Attribute
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

Cobetia amphilecti is a halophilic, gram-negative bacterium belonging to the family Halomonadaceae within the class Gammaproteobacteria. First characterized from marine and saline environments, this aerobic rod-shaped organism thrives in conditions of elevated salinity that would inhibit the growth of most other bacteria. Like other members of the genus Cobetia, it possesses a sophisticated osmotic stress response system that accumulates compatible solutes—primarily ectoine and hydroxyectoine—to balance intracellular osmotic pressure against hypersaline surroundings. Cobetia amphilecti has been isolated from coastal marine sediments and saline water samples across the Indo-Pacific region, with documented collections from Taiwanese coastal habitats. The organism is motile by means of a single polar flagellum and is capable of utilizing a broad range of organic compounds as sole carbon and energy sources, including various carbohydrates and amino acids. Its metabolic versatility allows it to occupy diverse niches in marine biogeochemical cycles, particularly in the degradation of organic matter in high-salinity environments. As a member of Halomonadaceae, Cobetia amphilecti is of biotechnological interest for its production of ectoine, a commercially valuable extremolyte used in cosmetics and pharmaceuticals for its cellular protective properties. The species has not been formally assessed for conservation status by the IUCN.

Cobetia pacifica is a halophilic, gram-negative bacterium within the family Halomonadaceae, isolated from Pacific Ocean marine environments. The species epithet 'pacifica' reflects its origin in Pacific coastal and open-ocean habitats, with documented collection records from Taiwanese coastal waters and sediments. As a member of the genus Cobetia, this organism is characterized by its remarkable tolerance and requirement for elevated sodium chloride concentrations, growing optimally in marine-strength and higher salinities. Cobetia pacifica is an aerobic chemoorganotroph capable of metabolizing a diverse array of organic substrates, contributing to carbon cycling in marine ecosystems. The bacterium produces compatible solutes, primarily ectoine and betaine, that stabilize proteins and membranes under osmotic stress. Morphologically, C. pacifica appears as motile rods with polar flagellation, typical of the genus. The Cobetia lineage was separated from the paraphyletic Halomonas genus based on 16S rRNA gene phylogenies and genomic analyses that revealed coherent evolutionary groupings among Pacific-derived halophilic isolates. Members of this genus are of considerable scientific interest for understanding microbial adaptation to saline environments and have potential applications in bioremediation of saline-contaminated sites and industrial fermentation processes where salt-tolerant microorganisms confer operational advantages. The species is not evaluated under IUCN criteria, as conservation assessments are not routinely applied to prokaryotic microorganisms.