Friendly Environment, manufacturer of the Erosion Eel, is dedicated to making quality erosion and sediment control devices. Whether using the Erosion Eel for a check dam or the Gutter Eel to protect your curb inlet, you can trust in our products. When dewatering is needed on your next project we can help with our Floc Box along with our FlocMat. The Erosion Eel is a self weighted sediment tube filled with recycled tires. The Erosion Eel is backed by independent testing and out performs most other BMPs.