|The salmon pages provide additional information to supplement the introduction
to the case in chapter 14 of the book. The additional background will be
useful if you conduct a class project to expand
and improve the salmon model in chapter 14.
The Chinook Salmon, Freshwater Phase.
The top fish is a male; the lower fish a female.
(photo courtesy of US Fish and Wildlife,
via the website of the US Army, Corps of Engineers)