Predation on egg capsules of oviparous elasmobranchs

Katherine A.N. Villagrán, Francisco J. Concha & Ana B. Guzmán-Castellanos
Universidad de Valparaíso

Size, weight, and sex structure of a the Blotched stingray, Urotrygon chilensis (Urotrygonidae), off the Mexican Pacific

Nicolás I. Améstica, Ana B. Guzmán-Castellanos & Francisco J. Concha
Universidad de Valparaíso