Assertion: mussel's effect | /r/HasProperty | restricted near the lake bottom
Facets:
value: usually
type: TEMPORAL
value: spatially
type: MANNER
value: because of nonhomogeneous water column mixing
type: CAUSE
value: in lakes
type: LOCATION
Source sentences:
text: In lakes, their filtering effects are usually spatially restricted (near the lake bottom) because of nonhomogeneous water column mixing.