This printable word search puzzle on the topic of Ecology & Evolution contains 18 hidden words in a 17x17 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
Waterfalls
Predators
Eyed Egg
Sockeye
Chinook
Spawner
Estuary
Gravel
Alevin
River
Ocean
Smolt
Coho
Chum
Pink
Redd
Egg
Fry