Log-a-Log was chief of the Guosim in Mossflower Woods, and the father of Plogg and Welko. He was good friends with Martin II of Redwall Abbey and Skipper.
On more than one occassion, Log-a-Log and his tribe assisted Grath Longfletch with boat repairs. He cared for her like an adopted daughter.
During the search for the Tears of all Oceans, Log-a-Log and Skipper led the attack against the jackdaws that had killed Piknim, nested in the ruins of Saint Ninian's Church.