Table 1 Abundance (in number of individuals or number of reads) and frequency (in number of sites) of the six groundwater amphipod species detected with the citizen science and/or the eDNA metabarcoding approach.

From: Integrating citizen science and environmental DNA metabarcoding to study biodiversity of groundwater amphipods in Switzerland

Species

Citizen science

eDNA metabarcoding

Individuals

Sites

Reads

Sites

Crangonyx subterraneus

10

5

0

0

Niphargus auerbachi

30

7

23

1

Niphargus fontanus

79

5

412

2

Niphargus puteanus

91

2

254

1

Niphargus thienemanni

2

1

284

1

Niphargus tonywhitteni

42

7

76

3

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