Polaribacter aquimarinus sp. nov., isolated from the surface of a marine red alga.

A Gram-stain negative, non-motile, asporogenous, aerobic and rod-shaped bacterial strain, designated ZY113, was isolated from the surface of a marine red alga collected from the coast in Weihai, Shandong Province, China. Strain ZY113 was found to grow at 4-37 °C (optimum at 28-30 °C), with 1.0-7.