The complete Pokemon Diamond and Pearl pokedex, part 7

Pokémon Name: Croagunk
Type: Poison / Fighting
Classification: Foul-mouthed Pokémon
Pokédex Number: 129 Sinnoh / 453 National
Ability: Dry Skin – Sunny Day lowers HP, while Rainy Day raises HP; Anticipation – Dodges super-effective attacks
Dream World ability: Poison Touch – 20% chance of poisoning opponent whenever user makes contact
Useful Attacks: Poison Stab
Location Found:
Diamond/Pearl: Great Marsh
Platinum: Route 212, Great Marsh
HG/SS: Safari Zone (post-National 'dex, Marshland area), Pokewalker - Rally
B/W: Route 8 (swarm)

A favorite of Team Galactic,Croagunk is a foul-mouthed, dirty-fighting frog Pokémon found in Sinnoh’s swampy Safari Zone. Its interesting Poison / Fighting type make it doubly weak to Psychic attacks, but its Anticipation ability may even out the odds a bit and finally let the Poison type shine.

Evolves to Toxicroak at Level 37.