Same time they do as in Ruby.
Get a Wailmer and evolve it. It evolves into Wailord at level 45.
By catching a Wailmer, train it up to level 40, an it will evolve. In sapphire i think you can catch a wailord.
They are rare if you surf on Route 129. It's much easier to catch a Wailmer and evolve it into Wailord.
you cant catch one wild you have to evolve wailmer at lv 40
Wailmer evolves into Wailord starting at level 40.
There's only a small area to find Wailord off of Ever Grande City in Sapphire. An easier way to catch one is to get a Wailmer in the high 30's. Then just get him to level 40, where he will evolve to Wailord.
Evolve a wailmer which is usually found in any sea-area (find by using super rod).
Wailord do not evolve any futher. They are the first and last evolution of Wailmer, who evolve into a Wailord on level 40.
wailmer evolves at level 40 on Pokemon sappphire.Hope I helped
Wailord doesn't evolve into anything. Its pre-evolve form is Wailmer.
A Wailmer will evolve into a Wailord at Lv. 42. That's it folks. Wailmer evolves into a Wailord at level 40
Wailord is an immense Water type Pokemon. It can be encountered in the wild in Pokemon Sapphire while Surfing on Route 129.