You need to go back to the professor ^___^
yes, surf on one of the lakes, and there should be a grassy patch on the other side, but i forgot wich lake.
in each of the Pokemon lakes, after you have visited the spear pillar and found giratina go to the centre of each lake to catch mesprit, azelf and uxie. (Mesprit will wonder so you have to follow him)...^_^
at the midle of the three lakes at the midle of the three lakes
after you get past the reverse world go to lake Verity there you will findmisprout and after that Professor Rowen will talk to you. Then go to the other lakes and catch the Pokemon of the lakes.
yes
You surf on pokemon in blue lakes or oceans.
There are no 'Grand Lakes' in Pokemon Diamond and Pearl, but there are the three lakes that have Uxie, Mespirit and Azelf.
It is originally in one of the lakes Then it runs. It is originally in one of the lakes Then it runs.
when they are in the lakes use a Pokemon with surf, there will then be an island in the middle, enter the island, the three possible Pokemon are azelf, uxie, and mesprit. you get one shot then they flee to a place on the map.
There is no bottom of those lakes. If you're looking for the pixies, they are in the caves in the middle of the lakes.
You go to the lakes he tells you to.
No you can't