On any day you just have to find it
throw mud at it
u cant u need to catch bonsly which u can only get at the Pokemon manchion by the great marsh and it is rare rrod54 the true Pokemon master
Gulpin can be found in the Pastoria Great Marsh after you obtain the national Pokédex.
you can catch arbok in the great marsh with firered inserted only 8% of time
you cant catch an executor, but if you get an exeggcute from the great marsh and level it up, you can use a leaf stone on it to get it to evolve into an executor
search in the great marsh in the grass or trade with your friend
you have to evolve it from scorupi which you get at the great marsh You can also catch it in the great marsh but its only a 10% encounter, i suggest using the binoculars
u get him in the great marsh
You can catch it at the Pastoria Great Marsh.
In the great marsh
catch pokemon in swampy area
You get tangla in the great marsh
Great Marsh (Rare)
You can find it from Great Marsh.
Skorupi is found in the Great Marsh (Safari Zone) in all three Generation 4 games. It is slightly more common in Platinum than it was in Diamond and Pearl.
Catch it in the Great Marsh (aka: Safari Zone for Sinnoh)
Marill can be found in Pokemon Peal in the Great Marsh area. The Great Marsh let players catch Pokemon not found anywhere else in the region.