Assertion: green mussel | /r/HasProperty | introduced into the gulf of mexico
Facets:
value: in the 1990s
type: TEMPORAL
value: presumably as larvae
type: MANNER
Source sentences:
text: The green mussel is originally from the Indian and Pacific oceans but was introduced into the Gulf of Mexico in the 1990s, presumably as larvae trapped in cargo and tanker ballast water, which large ships take in to increase stability during transit and release upon arrival.