Funding for this research was provided by:
Leibniz-Zentrum für Marine Tropenforschung (ZMT) GmbH
Article History
Accepted: 12 March 2021
First Online: 26 March 2021
Compliance with Ethical Standards
: The authors declare no conflicts of interest in relation to this research. Approval for research was given by the Leibniz Centre for Tropical Marine Research in compliance with ethics for good scientific practice outlined by the Germany Research Foundation (DFG). All interviewees were informed of the study and its purpose, and then gave consent to participate before each interview.