Assertion: aquarium copepod | /r/HasProperty | useful
Facets:
value: very
type: DEGREE
value: to control a diatom outbreak
type: PURPOSE
value: along with rotifers
type: OTHER
Source sentences:
text: A single aquarium copepod may eat from 11,000 to 373,000 diatoms in 24 hours and so are very useful along with rotifers to control a diatom outbreak in the aquarium.