Table 1 Timing of sampling for each species and numbers tested.

From: Asymptomatic infection and antibody prevalence to co-occurring avian influenza viruses vary substantially between sympatric seabird species following H5N1 outbreaks

Species

Number sampled (n =)

Sampling dates

European shag (Gulosus aristotelis)

100

29th May–12th June 2023

Black-legged kittiwake (Rissa tridactyla)

100

25th May–14th June 2023

Puffin (Fratercula arctica)

50

11th June–6th July 2023

Common guillemot (Uria aalge)

50

21st June–22nd June 2023

Razorbill (Alca torda)

50

10th June–22nd June 2023

  1. All species were swabbed and blood sampled to test for presence of active virus and antibody status. All species were confirmed as breeding adults except for 44% of puffins where breeding status could not be confirmed.
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