Assertion: dugong | /r/HasProperty | spotted
Facets:
value: alone
type: MANNER
value: usually
type: DEGREE
Source sentences:
text: Dugongs are usually spotted alone or in pairs, but can gather in large herds consisting of nearly a hundred.
text: If a dugong is spotted (they surface every 4 to 5 minutes), we watch the animal first from the boat (like whale watching) then approach the dugong by snorkelling and if the dugong doesn’t shy off, on Scuba.