https://cmgds.marine.usgs.gov/catalog/cite-view.php?pid=19d5b910-57ce-40f4-aa6d-795d112d4026
Elwha PlaneCam - aerial imagery and derivatives from Elwha River (WA) flight on August 2nd, 2023
https://cmgds.marine.usgs.gov/catalog/pcmsc/DataServices/rscc/Elwha_PlaneCam/20210428_Elwha_River.faq.html
Elwha PlaneCam - aerial imagery and derivatives from Elwha River (WA) flight on April 28th, 2021