Mexico installs more concrete blocks in the vaquita marina’s habitat to keep fishing nets out without supporting data.

International Union for Conservation of Nature accepts Mexico's 7 point plan to protect sea porpoises.

 

Convention on International Trade in Endangered Species of Wild Fauna and Flora requires new plan from Mexico to protect vaquita porpoise.

Scientists say endangered porpoise isn't doomed — so long as humans stop killing them.

 

Leonardo DiCaprio signs treaty to fund efforts for the protection of vaquita porpoises in Mexico, and 17 months later not a cent has been collected.