emodnet_get_layer_info
                        Metadata about data available from the
                        different services: data (layers) from a data
                        source (service), metadata on layers from a
                        service, metadata on layers from all services.
emodnet_get_layers      Get EMODnet WFS datasets (layers)
emodnet_init_wfs_client
                        Connect to a data source (service)
emodnet_wfs             Which data sources (services) are available?
layer_attribute_descriptions
                        Variables available in a dataset (layer) from a
                        data source (service).
layer_attribute_inspect
                        Summary of individual variable (attribute) in a
                        dataset (layer) from a data source (service).
layer_attributes_get_names
                        Names of variables (attributes) available from
                        a dataset (layer) in a data source (service).
layer_attributes_summarise
                        Get summaries of layer attributes (variables)
layer_attributes_tbl    Possible values of variables (attributes) in a
                        dataset (layer) from a data source (service).
