Aquascape® 56000 Signature Series 1000 / 6.0 And 8.0 Pond Skimmer Filter Mat. This mat is for the Signature Series 1000 / 6.0 And 8.0 Pond Skimmer Filter. The Aquascape Signature Series 1000 Pond Skimmer provides efficient mechanical filtration by removing unwanted debris from the surface of the pond, significantly reducing maintenance and improving water quality. The filter also provides a protected location for the pump, extending pump life.