Hirschfeld, Maximilian http://orcid.org/0000-0002-9662-7320
Barnett, Adam http://orcid.org/0000-0001-7430-8428
Sheaves, Marcus http://orcid.org/0000-0003-0662-3439
Dudgeon, Christine
Funding for this research was provided by:
Rufford Foundation (18898-2, 25628-B)
Galapagos Conservation Trust
Article History
Received: 28 August 2022
Revised: 12 June 2023
Accepted: 13 June 2023
First Online: 3 July 2023
Competing interests
: The authors declare no competing interests.
: Field research, handling and sampling of sharks was approved by the Galapagos National Park Directory (permit Nrs. PC-76-15, PC-74-16, PC-64-17, PC-68-18, PC-60-20) and the James Cook University Animal Ethics Committee (approval Nr. A2317). The collection and exportation of genetic samples was approved by the Ministry of environment of Ecuador (permit Nr. MAE-DNB-CM-2016- 0041; Export permit Nr. 072-2018-EXP-CM-FAU-DNB/MA). The Galapagos bullhead shark (Heterodontus quoyi) is not a CITES-listed species.