2012 39 Fernandina Isabela Floreana Santa Fe Pinzón Pinta Santiago San Cristóbal Santa Cruz Arnaldo Tupiza Tortoise Center Fausto Llerena Tortoise Center Wolf Volcano Darwin Volcano Alcedo Volcano Sierra Negra Volcano Cerro Azul Volcano Española Marchena Genovesa Western Eastern Updated March 2019 GIANT TORTOISE RESTORATION INITIATIVE Tortoise Center Native tortoise population (number) Extinct tortoises (time of extinction) Repatriated tortoises (number) Hybrid tortoises (number) Replacement species (number) >7000 >500 Mid 1800s >2500 >200 54 >1000 >1000 >7000 >50 ~100 >800 ~800 >6000 ~500 > 1000 15 2000+ ? Mid 1800s ~550 >3000 ~550 > 500 >25 >1?