Table 2.

Galba truncatula eDNA detection in habitats on four Welsh farms

Habitata	Visit 1		Visit 2		Visit 3
	GT density	GT eDNA	GT density	GT eDNA	GT density	GT eDNA
Confirmed G. truncatula habitatsb
A1	High	+	Absent	-	Absent	-
A2	Absent	+	Low	-	Absent	-
B1	Low	-	Absent	+	Absent	-
B2	Low	+	Absent	+	Absent	-
B3	Low	+	Absent	+	Absent	-
C1	Low	+	Low	-	Low	+
C2	Low	+	Medium	-	Medium	+
C3	Medium	+	Absent	+	Absent	+
D1	Low	+	Absent	+	High	+
D2	Low	+	Absent	-	High	+
Unconfirmed G. truncatula habitats
A3	Absent	+	Absent	-	Absent	-
A4	Absent	-	Absent	-	Absent	-
A5	Absent	-	Absent	-	Absent	+
A6	Absent	-	Absent	-	Absent	-
A7	Absent	-	Absent	-	Absent	-
A8	Absent	-	Absent	+	Absent	-
B4	Absent	-	Absent	-	Absent	-
B5	Absent	-	Absent	-	Absent	-
C4	Absent	+	Absent	-	Absent	-

Abbreviations: GT G. truncatula; +, positive; -, negative

^aLetter indicates farm; number indicates habitat within farm

^bLow density: < 5 GT snails collected per visit; medium density: 5–15 GT; high density: > 15 GT