Assertion: mussel | /r/CapableOf | serve as link
Facets:
value: in the food chain
type: LOCATION
Source sentences:
text: A declining mussel population means these species lose food value since the mussel serves as a link in the food chain transferring the organic debris and plankton they filter out of the water up the food chain to species such as fish, muskrats, raccoons, and otters.