Mexican authorities physically removed gillnets used in the illegal fishery for critically endangered totoaba. These nets are also responsible for causing the bycatch of the critically endangered vaquita porpoise, of which only an estimated 10 individuals remain.
See https://www.seafoodsource.com/news/environment-sustainability/mexico-la…
Featured Bycatch Species

Bycatch is the most serious issue threatening the smalltooth sawfish today (Seitz & Poulakis 2006; NMFS 2009).