Professor Gary Grossman of the Warnell School of Forestry and Natural Resources, Athens, GA, US, not only writes about trout, see: ‘Not all drift feeders are trout: a short review of fitness-based habitat selection models for fishes’ in: Environmental Biology of Fishes, 05 / 2013; 97(5), he also sings about them, self-accompanied on a ukulele […]