Colwellia

Colwellia
Scientific classification
Domain: Bacteria
Kingdom: Pseudomonadati
Phylum: Pseudomonadota
Class: Gammaproteobacteria
Order: Alteromonadales
Family: Colwelliaceae
Genus: Colwellia
Deming et al. 1988
Type species
Colwellia psychrerythraea
Species

C. aestuarii
C. agarivorans
C. aquaemaris
C. arctica
C. asteriadis
C. beringensis
C. chukchiensis
C. demingiae
C. echini
C. hadaliensis
C. hornerae
C. marinimaniae
C. maris
C. meonggei
C. mytili
C. piezophila
C. polaris
C. psychrerythraea
C. psychrotropica
C. rossensis
C. sediminilitoris

Colwellia is a genus of deep-sea psychrophilic, piezophilic, and facultative anaerobic bacteria from the family Colwelliaceae. Colwellia grows at a temperature at −20 °C by producing cryoprotective polymeric substances.