Assertion: free ammonia | /r/Causes | damage
Facets:
value: to many internal organs
type: TRANSITIVE-OBJECT
value: at higher levels
type: OTHER
value: to gills
type: TRANSITIVE-OBJECT
Source sentences:
text: Above this level free ammonia causes the fish stress and at higher levels it may cause damage to gills and many internal organs, eventually resulting in fish deaths.