Anti-parasitic Caviar Live Coral and Fish Food Dr. G by Unknown Treats Ich, Brooklynella, Uronema, Crypto, Oodinium and many more Ornamental Fish Parasites. For Marine, Fresh Water Aquariums and Ponds. Will not affect your Biological Filter. Reef Safe. Delicious Caviar MAX creates a "Feeding Frenzy", no fish can resist.