PURPOSE: An anti-red tide agent containing soluble free amine chitosan and a method for removing red tide using the same are provided to induce algae cell membrane damage.;CONSTITUTION: A soluble free amine chitosan has anti-red tide activity and has 20,000-100kDa. The soluble free amine chitosan has anti-red tide activity against Chattonella sp., Prorocentrum minimum, Prorocentrum micans, Hetrosigma akashiwo, Cochlodinium polykrikoides, or Chatonella marina. An anti-red tide agent contains the soluble free amine chitosan as an active ingredient.;COPYRIGHT KIPO 2011
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