Due to covid, the 2021 expedition was delayed. It therefore took place in November 2022. During this expedition 10.8 km of cave was surveyed in over 42 survey trips, 6.5 km of this was newly discovered cave, and much of this was done using underground camps within the Clearwater system, primarily entrances Snake Track and the main
Read the exped report | Photo: Newly discovered passage (© Robert Eavis)