• Frozen zooplankton sustainably harvested from pristine Arctic waters
• Great nutrition for all aquarium fish as well as corals and filter feeders
• Contains high levels of astaxanthin to support vivid natural coloration

Premium natural nutrition for growth and color enhancement. Nutrient-rich frozen PE Calanus zooplankton is a great source of essential fatty acids as well as astaxanthin and other carotenoid pigments to help support overall health and vivid natural coloration of aquarium inhabitants. Great for freshwater and saltwater fish as well as corals and other filter feeding organisms.