Best Plants and Algae for Refugia – Part II “Vegetable Filters”By: Anthony CalfoPart I of this Series Located HereCaulerpa was the first, popular algae used in refugiums only because the availability of alternate genera of algae in the hobby was limited. The genus Caulerpa overall though is very aggressive and sometimes toxic to fishes or invertebrates. For many aquarists, the… [Read More]