BEACHES: If you visit the Seattle Aquarium tonight, you can sign up to be a volunteer Beach Naturalist this summer. What is a Beach Naturalist, you ask? You get training, and then spend three or more summer days educating visitors about beach ecology and beach etiquette. Sites include Des Moines, Seahurst Park, Lincoln Park, South Alki Beach, Golden Gardens, Carkeek Park, and Richmond Beach. They prefer if you live near a beach, but they......