About: http://webisa.webdatacommons.org/265348494

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In such areas, pilots provide vital knowledge of local water conditions, including depths, currents, wind, tides and hazards, such as shoals and reefs.
http://www.w3.org/ns/prov#wasQuotedFrom	merchantmarinejobs.net