The Plank Autofeeder The Plank isn’t your average autofeeder. It’s an automatic micro-feeding powerhouse. Many reef fish and corals evolved to capture prey from the water column throughout the day. With this in mind, we meticulously designed and hand-built the Plank Autofeeder so your beloved fish and corals can thrive on micro-fed small amounts of freeze-dried plankton, rotifers, calanoid copepods, mysis, and Euphausia shrimp. Excellent alternative to live and frozen food options Freeze-dried food is nutritional and preservative-free Easy-to-service design for consistent cleaning Powered mixing motor and rotating auger design Designed, sourced, and hand-crafted in America