Assertion: moray eel's tank | /r/HasProperty | at least 500 gallons
Facets:
Source sentences:
text: The copious amounts of body slime and waste that this fish produces makes it very hard to keep the water quality high, in the presence of corals, so only attempt if the tank is at least 500 gallons.
text: - In tank that is at least 500 gallons, add simultaneously, and provide lots of hideouts.