Assertion: acorn barnacle | /r/HasProperty | common
Facets:
value: on mussel shells
type: LOCATION
value: quite
type: DEGREE
Source sentences:
text: Three other acorn barnacles are also quite common:
text: Acorn barnacle, Brown Buckshot barnacle, Goose barnacle and Thatched barnacle are some common types of barnacle.
text: Lower on the shore, acorn barnacles mix in with the Endocladia (Turfweed) assemblage, and are also common on mussel shells.