Description: Channelled dogwinkles (Nucella canaliculata), thatched barnacles (Semibalanus cariosus), and pile worms (Nereis vexillosa). Date: 5 June 2008, 09:49. Source: [1] Uploaded by JoJan. Author: Minette Layne from Seattle, Washington. Other versions: : This file has been extracted from another file: Nucella caniculata 001.jpg : . Camera location48° 23′ 19.11″ N, 123° 56′ 35.23″ WView all coordinates using: OpenStreetMap 48.388641; -123.943119.