Funding for this research was provided by:
Text and Data Mining valid from 2020-01-30
Received: 3 July 2019
Accepted: 16 January 2020
First Online: 30 January 2020
Ethics approval and consent to participate
: Field excursions were conducted together with respective authorities per region and therefore no special permission was required. Throughout the sampling regimes, fish were always dead when obtained from the local fishermen, thus no special treatment for the animals was administered in the process.
: Not applicable.
: The authors declare that they have no competing interests.