SamplingFeatureType ODM2 Working Group A vocabulary for describing the type of SamplingFeature. Many different SamplingFeature types can be represented in ODM2. SamplingFeatures of type Site and Specimen will be the most common, but many different types of varying levels of complexity can be used. Ecological land classification Ecological land classification is a cartographical delineation of distinct ecological areas, identified by their geology, topography, soils, vegetation, climate conditions, living species, habitats, water resources, as well as anthropic factors. These factors control and influence biotic composition and ecological processes. SamplingSurface Wikipedia https://en.wikipedia.org/wiki/Ecological_land_classification