About: http://webisa.webdatacommons.org/61878542

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	They help keep water temperatures cool and provide a source of food for aquatic insects and other organisms.
http://www.w3.org/ns/prov#wasQuotedFrom	bccdvt.org