Assertion: salmon | /r/CapableOf | use chemical cues
Facets:
value: as a mechanism
type: MANNER
Source sentences:
text: In 1951, Hasler hypothesised that, once in vicinity of the estuary or entrance to its birth river, salmon may use chemical cues which they can smell, and which are unique to their natal stream, as a mechanism to home onto the entrance of the stream.