Tequila, Jalisco World Heritage Site. It encompasses 35,019 hectares between the foothills of the Tequila Volcano and the valley of the Rio Grande, which is covered in fields of blue agave. For over 2,000 years, this plant has been used to make fermented drinks and cloth and since the 16th century has been used to make the distilled liquor with the name of Tequila. Both the drink and the culture associated with making it has become absorbed into Mexican identity. Within these fields are the towns of Tequila, Arenal, Amatitan and Teuchitlán with large tequila production facilities. This site contains an inventory
Zoogoneticus tequila generally thought to inhabit rivers; however, no fish could be found in the original habitat and the species was considered extinct in the wild. Introduced fish species have been implicated in the disappearance of "Zoogoneticus tequila" from its type locality. Habitat deterioration may also have contributed. Pollution and water extraction are threats to the pool where the wild population persists. Captive populations are maintained by aquarists. Along with other Mexican goodeids, "Zoogoneticus tequila" are viviparous; this lead the genus to be originally included in family Poeciliidae. Clutch size is up to 29 young. Males are smaller than females, with standard