be ticketed and the drone would be confiscated. It's one of those obscure rules that most are unaware of.
eRegulationsGeneral Restrictions The Following Activities are Unlawful Using more than one rod or line when angling except: A person with a Two-Rod Validation may use two rods or lines (or five rods or lines only when ice fishing) in areas where use of the Two-Rod Validation is allowed. Youth anglers (under 12 years of age) can use two rods where legal without the two-rod validation. ... Read More→
http://www.eregulations.com/oregon/fishing/general-statewide-regulations/
#4 specifically addressed drone use.