US lawOregonRegulationsChapter 635 — Department of Fish and WildlifeDivision 5 — COMMERCIAL SHELLFISH AND MARINE INVERTEBRATE FISHERIES635-005-0300OAR 635-005-0300OAR 635-005-0300. Piddock Fishery (Rock Oyster) ProhibitedLast amended: 2012Length: 9 wordsOfficial source It is unlawful to take piddocks for commercial purposes.PreviousOAR 635-005-0295NextOAR 635-005-0305