Table 1 Tick infestation of birds captured and examined at the South East Iceland Bird Observatory 2018–2019

Turdus iliacus (Redwing)°

1908

206

1061 (584/477)

Anthus pratensis (Meadow pipit)

700

Acanthis flammea (Common redpoll)*

298

Motacilla alba (White wagtail)

285

Oenanthe oenanthe (Northern wheater)

64

Troglodytes troglodytes (Eurasian wren)*

52

Gallinago gallinago (Common snipe)

30

Sylvia atricapilla (Eurasian blackcap)

19

Turdus merula (Common blackbird)°

16

1

14 (12/2)

Fringilla montifringilla (Brambling)

11

Turdus philomelos (Song thrust)

11

Vireo olivaceus (Red-eyed vireo)

9

Phylloscopus trochilus (Willow warbler)

6

1

1 (0/1)

Erithacus rubecula (European robin)

4

Phylloscopus inornatus (Yellow-browed warbler)

3

Falco columbarius (Merlin)

3

Fringilla coelebs (Eurasian chaffinch)

1

Tadorna tadorna (Common shelduck)*

1

Phylloscopus collybita (Common chiffchaff)

1

Loxia curvirostra (Red crossbill)°

1

Hirundo rustica (Barn swallow)

1

Turdus viscivorus (Mistle thrust)

1

Catharus ustulatus (Swainson´s thrust)

1

Sylvia curruca (Lesser whitethroat)

1

Anas platyrhynchos (Mallard)*

1

Loxia leucoptera (Two-barred crossbill)

1

Total

3429

208

1076 (480/596)