Funding for this research was provided by:
Xunta de Galicia (GRC2014/010)
Universitat de Girona (MPCUdG2016/060)
Received: 29 July 2020
Accepted: 22 February 2021
First Online: 2 March 2021
: All samples were previously used in other published articles or in the framework of European project COCKLES (EAPA_458/2016). All specimens were collected in accordance with all bioethics standards and legislation of the different country governments where sampling was performed. The samples were shared with us for analysis.
: Not applicable.
: The authors declare that they have no competing interests.