San Marcos River tourist spots endangered by invasive fish

SAN MARCOS, Texas (KXAN) — One of Central Texas' most popular recreation destinations is in danger. An invasive fish, the Suckermouth Armored Catfish (or Plecostomus), entered the San Marcos River in the 1970s and has spent the last five decades destroying popular spots along the river.This month, the city has been hard at work repairing erosion at the Rio Vista Falls. Part of this erosion has been caused by this invasive fish burrowing into the ground beneath the manmade structures surrou