It has to be stressful: an obstacle course of giant dams, rushing rapids and hungry predators. That’s what juvenile salmon can face when they migrate out to the salty sea from the freshwater rivers and […]
Tag: Michael G.
It has to be stressful: an obstacle course of giant dams, rushing rapids and hungry predators. That’s what juvenile salmon can face when they migrate out to the salty sea from the freshwater rivers and […]