oceanobacillus oceanobacillus oceanobacillus is a gram-positive, rod-shaped and motile bacteria genus from the family of bacillaceae with a peritrichous flagella. oceanobacillus species are commonly found in saline environment. oceanobacillus scientific classification domain: bacteria phylum: bacillota class: bacilli order: bacillales family: bacillaceae genus: oceanobacilluslu et al., 2002 type species oceanobacillus iheyensis species o. arenosus o. bengalensis o. caeni o. chironomi o. chungangensis o. damuensis o. iheyensis o. indicireducens o. kapialis o. kimchii o. limi o. locisalsi o. luteolus o. neutriphilus o. oncorhynchi o. pacificus o. picturae o. polygoni o. profundus o. rekensis o. sojae characteristics of oceanobacillus spp. s.i. paul et al. (2021) isolated and characterized four species of the genus oceanobacillus from marine sponges of the saint martin's island area of the bay of bengal, bangladesh. colony, morphological, physiological, and biochemical characteristics of oceanobacillus spp. are shown in the table below. test type test characteristics colony characters size small/medium type round color creamy shape convex morphological characters shape rod physiological characters motility + growth at 6.5% nacl + biochemical characters gram's staining + oxidase + catalase + oxidative-fermentative o/f motility + methyl red – voges-proskauer – indole – h2s production – urease – nitrate reductase +/– β-galactosidase +/– hydrolysis of gelatin +/– aesculin +/– casein +/– tween 40 + tween 60 + tween 80 +/– acid production from glycerol +/– galactose +/– d-glucose + d-fructose + d-mannose + mannitol +/– n-acetylglucosamine + amygdalin +/– maltose + d-melibiose +/– d-trehalose + glycogen +/– d-turanose + note: + = positive, – =negative, o = oxidative, f = fermentative