Skip to main content
fish jaw

FWRI biologists examine the contents of fish stomachs to inform ecosystem models.  Remnant jaw bones found in fish stomachs are useful to help identify prey items to species. 

 

Introduction to Trophic Ecology: Why do we study the diets of fish?
The contents of a fish stomach can provide clues to some of the intricate relationships in our marine ecosystems.  Find out what’s going on in FWRI’s “Gut Lab.”

Trophic Ecology: A Photo Album on Flickr
Here are some examples of the jaws from a variety of species that are used by our researchers.