This document provides teaching notes on salmon habitat for three lessons. The first lesson will examine the key elements needed in a salmon's habitat, focusing on how small streams are vital for reproduction. Various threats to these streams are noted. The second lesson will cover the different habitat needs at each lifecycle stage using a snap card game. The third lesson involves a debate where students take the role of groups with different views on salmon habitat issues. Links are provided to curriculum topics and resources to support the three lessons.