No Magikarp can't use surf in any version.
You have to use the HM surf It does not learn surf by leveling
No, Plusle cannot learn Surf.
Magikarp learns the move Flail at Level 30.
Marill doesn't learn surf naturally; must use hm
No Magikarp can't use surf in any version.
It learns Dragon Rage! lol
Splash, tackle, flail and struggle if you run out of pp
You have to use the HM surf It does not learn surf by leveling
No, Togepi cannot learn Surf.
No. Seviper cannot learn surf.
Vanillite cannot learn Surf.
One can learn how to surf from websites like About, Away, Lajolla Surf, Surfing Waves, Learn to Surf, wikiHow, Surf Science, New Quay Surfer, Surf Noosa and Dano Surf.
nearly any water Pokemon except for magicarp
No, you must evolve Magikarp into Gyarados for it to learn Hyper Beam. (Magikarp can't learn any TMs)
Slowpoke does not learn Surf by levelling up, but it can learn Surf via HM in all generations.
Yes, Marill can learn Surf.