Fatty acid composition and blubber stratification in moulting southern elephant seals (Mirounga leonina) from Tierra del Fuego, Southern Patagonia - Antonia Carrasco-Cárdenas; Alicia I. Guerrero; Maritza Sepúlveda; Mauricio F. Landaeta; Josefina Gutiérrez; Sonja Heinrich; Manuel I. Castillo; Andrea Piñones; Luis A. Hückstädt; Fadia Tala; Michael Araya; Carmen Barrios-Guzmán (Marine Biology, 2026)