Scientists lobby Mexico president over endangered porpoise

A group of prominent scientists issued an appeal Wednesday to Mexico’s new president, Andres Manuel Lopez Obrador, calling on him to take the unprecedented step of outlawing the possession of gill nets in the upper Gulf of California to save the critically endangered vaquita porpoise.

The vaquita is the world’s smallest and most endangered porpoise, and lives only in the Gulf, also known as the Sea of Cortez. Experts say as few as 15 of the marine mammals remain in the wild, and none have ever been held in captivity.

The vaquita has been driven to the brink . . .