By 2002 a cave survey had been completed by the Western Belize Regional Cave Project, recording a total of 6400 m of passages; dye traces at sinking streams above the cave indicated that there could be a further 6 km of cave passages beyond the terminal sumps.
A cave survey had been completed by the Western Belize Regional Cave Project. This was by 2002. A cave survey was recording a total of 6400 m of passages. This was by 2002. There could be a further 6 km of cave passages beyond the terminal sumps. This was what dye traces at sinking streams above the cave indicated.