Polysaccharides, Bacterial - chemistry, Polysaccharides, Bacterial - pharmacology, Cold Temperature, Seawater - microbiology, Aquatic Organisms - growth & development, Aquatic Organisms - microbiology, Aquatic Organisms - physiology, Hot Temperature, Microbial Viability, Drug Discovery, Polysaccharides - pharmacology, Salinity, Geologic Sediments - microbiol...