Predation on egg capsules of oviparous elasmobranchs

Villagrán, K.A.N., Concha, F.J., Guzmán-Castellanos A.B. & Gudiño, V.M.
Universidad de Valparaíso

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

Améstica, N.L., Guzmán-Castellanos, A.B. & Concha, F.J.
Universidad de Valparaíso