From Nelson, Rākaihautū and his wife separated from Te Rakihouia and began to explore the Southern Alps down to Foveaux Strait, digging out the island's great lakes and waterways as he went. Te Rakihouia and Waitaa (or Waitaha) took the canoe and continued down the east coast, naming the cliffs at Kaikōura (The Food Storehouse of Rakihouia) and eventually finding a lake at Banks Peninsula now called Lake Ellesmere / Te Waihora, naming its coastline (The Eel Weirs Of Te Rakihouia). The canoe continued, and eventually landed at the mouth of the Clutha River, which they named (or ).