Many hazards stand between a salmon egg and adulthood.
Sometimes these hazards are natural, and sometimes they come from people. To learn more about the risky life of a salmon, complete this story by filling in the blanks. There are 15 female Pacific salmon in a stream. Each one lays 7,000 eggs in shallow gravel depressions they have scooped out in the streambed. Once the eggs are deposited, male salmon fertilize them.