Some important features of the cave A an underwater crevasse about 1 m long in the second pool B aforementioned crevasse on the floor leading to underwater passages C, D dissolution domes of different sizes along the cave galleries, suggesting that during rainy season, the whole cave is under water E, F examples of phreatic conducts with a typical elliptic morphology developed along fissures G calcite crystals covering the walls cave as evidence of multiple variations in the water table H view from the surface of the Manuel de la Fuente well.

 
 
  Part of: Miranda-Gamboa R, Espinasa L, Verde-Ramírez MA, Hernández-Lozano J, Lacaille JL, Espinasa M, Ornelas-García CP (2023) A new cave population of Astyanax mexicanus from Northern Sierra de El Abra, Tamaulipas, Mexico. Subterranean Biology 45: 95-117. https://doi.org/10.3897/subtbiol.45.98434