Assertion: sponge | /r/CapableOf | play important roll
Facets:
value: in aquatic ecosystems
type: LOCATION
Source sentences:
text: Sponges play an important roll in aquatic ecosystems, acting to filter particles out of the water (especially bacteria), and forming a fairly substantial portion of the coral reef biomass Sponges have been shown to be capable of pumping as much as 1200 times their body volume in a single day.