What’s in the Water? KelpScallopsMusselsOystersPen SalmonRAS Salmon Kelp Farming Click to download What’s in the Water—Kelp Farming document Kelp farming is a growing industry in Maine, with more than 40 active farms across the state. Seaweeds, including kelp, have been harvested for thousands of years by indigenous communities for sustenance. Today, kelp is commercially farmed