OptionalmaxMax features to return (sent as the WFS 2.0 count parameter).
OptionalsortProperty to sort by; append " D" (a space) for descending, e.g. "end_measure D".
OptionalstartOffset for paging (WFS 2.0 startIndex; requires a count to be honoured).
OptionalstationRestrict to a station by its kenn id (becomes CQL_FILTER=kenn='<id>').
Common options for a feature query.