PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Threats to remaining populations stem from stream and land uses that reduce habitat stability and water quality such as instream gravel mining, chemical and nutrient contamination, mineral extraction, exotic species introduction, and sedimentation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • fws.gov