Whirl Islands B1F — Pokémon Soulgold
Every wild Pokémon here, by encounter method.
Whirl Islands B1F lists 13 Pokémon across 5 encounter methods (grass, surf, old rod, good rod, and more), between level 10 and 41.
Whirl Islands B1F in other guides
The same area in other ROM hacks on this site. Each one has its own encounter table.
Opens up at Olivine City and Cianwood City — Jasmine and Chuck.