Model summary specification from Decline towards extinction of Mexico's vaquita porpoise (<i>Phocoena sinus</i>) Jaramillo-LegorretaArmando M. Cardenas-HinojosaGustavo Nieto-GarciaEdwyna Rojas-BrachoLorenzo ThomasLen M. Ver HoefJay MooreJeffrey TaylorBarbara BarlowJay TregenzaNicholas 2019 R file with summary specification for Mixture Model