What Are North American Trout Doing in Lake Titicaca?

Lake Titicaca is home to various native fish that have gone extinct or have come very close. While there are staple foods, such as quinoa and potatoes, that have remained constant to the Bolivian and Peruvian diet, these native fish species are being quickly replaced. Invasive species from the United States and Argentina have irreversibly changed the environment of Lake Titicaca. The combination of overfishing, pollution and the effects of the invasive species have made it difficult for these native fish to thrive. 

Read complete article here: http://www.smithsonianmag.com/science-nature/what-are-north-american-trout-doing-lake-titicaca-180957472/?no-ist