Each spring and fall, River Gallery shows work by dozens of Northwest artists. Even several hundred paintings and three-dimensional pieces do not make this repurposed greenhouse look crowded. Charlotte Slade Decker, a longtime regular, makes a bold impression with vivid abstract paintings. “Connection” and “Wandering XII” are in freely brushed, transparent acrylic in bright red, blue and yellow. She smiled at my remark that she looks like her art. You can see for yourself when you visit her dress shop in La Conner. Colorful clothing fills racks beneath her bright canvases on the walls. Among this year’s newcomers is Susan Martin Spar of Port Townsend. Her still-life oils of bottles, glasses and pots evoke 17th century Holland (the genre extends back to ancient Egypt and Rome). Another newcomer is artist and educator Hannah Salia, offering entrancing forest and ocean scenes. She’s inspired by love for the Pacific Northwest and the music of Ravel and Debussy. It’s amazing what some artists can achieve with pastel. Dedrian Clark’s superb portraits of marine creatures—“Koi Pond,” “Sea Horse,” and “Down Under”—are equalled by her renditions of condors and a heron. Cozie Bettinger off...