Use Surf on Route 205 and you'll easily find a Tentacool.
In the national pokedex it's tentacool, and in the pearl pokedex it's misdreavus.
you can get one in pastoria city.Use surf and there is 75% that tentacool will come.
Certain Pokemon learn it by leveling up, such as tentacool. There is no TM and no Tutor, so you might want to check serebii.net's attackdex to find out what Pokemon can use it and how they learn it.
you can find it by fishing or just surfing on the water..........
In Pokemon Diamond, Pearl, and Platinum you can find Tentacool in almost any large body of water. Once you get the move Surf from the Pastoria Gym go back to Sandgem town. You have to teach a Pokemon surf first, pretty much all Water type Pokemon can learn it. Then go down to the beach and use surf in the water. Swim around a bit and you're bound to run into a Tentacool.
you do not find dialga in Pokemon pearl
if you have surf then anywhere with water
In RSE you can find Tentacool on Route 103.
Tentacools and Tentacruels are often found while surfing. Try areas around Pastoria City.
You can only catch Tentacool in Pokemon Platinium by surfing.
Pokemon 72 is Tentacool.
so you you want one you can get one by fishing or surfing to the Pokemon league sorry about spelling
Tentacool evolves into a Tentacruel at level 30.
Tentacool evolves into Tentacruel, starting at level 30.
you can't you have to catch a tentacool then it evolves at level 30.
With the old rod you have the lovely selections of Magikarp and Tentacool
Trade with Pokemon Pearl or Pokemon Platinum
the best Pokemon you can catch in Pokemon pearl is heatran
you cant find raiku in Pokemon pearl just Pokemon gold
where do i find a totodile in Pokemon diamond/pearl on nintendods
You don't find a Krookodile in Pokemon Pearl
Horsea, Tentacool, Seel, Kabuto or Omanyte, Magikarp, Gyrados, Staryu.
Most Water Pokemon can learn surf in Ruby, like tentacool or wingull.
Tentacool evolves on Lvl. 30 into Tentacruel.