Funding for this research was provided by:
Public Institution Green Ring (612-07/16-16/)
BirdLife Hungary (2014)
Text and Data Mining valid from 2020-03-11
Received: 17 September 2019
Accepted: 28 February 2020
First Online: 11 March 2020
Ethics approval and consent to participate
: Tagging of Common Terns was carried out with the approval of the National Inspectorate for Environment, Nature and Water in Hungary (permission no.: 14/10094-6/2013) and of the Ministry of Environment and Energy of the Republic of Croatia (Nos. 517-07-1-1-1-16-3 and 517-07-1-1-1-17-4).
: Not applicable.
: The authors declare that they have no competing interests.