an algal bloom causes an increase of bacteria in an environment
bacteremia is bacterial_infection. zoogloea is bacteria. bacterial_spore_germination is development. spore_forming_bacterium is bacterium. bacterial_spore is not bacterium. bacterial_spore_germination is not development. red_tide is not algal_bloom. red_tide is algal_bloom. spore_forming_bacterium is not bacterium. bacterial_spore is bacterium.