http://www.origami-instructions.com/origami-fish.html
http://www.origami-make.com/easy-origami-fish.php
http://www.origami-resource-center.com/origami-fish.html#fish
Easiest:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj46xgOlPfF96oSYCpocRFKy8a4CrGlhER-QI7O7IcQ6jTobqVMZPoehpEAPyjPmg-h_0aSQsJOZZzWAx-k8LDz5OwjhRoFDEb3E4zM_kQqks2o0UflJqDMH513l5YWqDCKEa_RW-AnzDE/s1600/easy-origami-fish.jpg)
http://www.origamiway.com/easy-origami-fish.shtml
http://www.origamiway.com/origami-fish.shtml
http://origami.island-three.net/fish.html
Step-by-Step
1. Square base: http://www.origami-instructions.com/origami-square-base.html
2. Bird base: http://www.origami-instructions.com/origami-bird-base.html
3. Fish instructions: http://www.origami-instructions.com/origami-fish.html