Ground Cover

Amount of ground cover can tell us about areas of erosion and other environmental conditions. Use these images as a guide to mark the amount of rocks and rubble on the surface:

5% of the surface has rocks/clasts and fossils on it
5% of the surface has rocks/clasts and fossils on it
20% of the surface has rocks/clasts and fossils on it
20% of the surface has rocks/clasts and fossils on it
60% of the surface has rocks/clasts and fossils on it
60% of the surface has rocks/clasts and fossils on it
100% of the surface has rocks/clasts and fossils on it
100% of the surface has rocks/clasts and fossils on it