Complex sentence: The largest recorded colony of this species found in Britain was first discovered by Aidan Grady and Christie van Tinteren, who were joined by a group consisting of Piran Blyth, Matt Secombe and Kai Johnson.
Split into simpler sentences: The largest recorded colony of this species found in Britain was first discovered by Aidan Grady and Christie van Tinteren. They were joined by a group consisting of Piran Blyth, Matt Secombe and Kai Johnson.