Species by area over time
See how many Pokémon species each research area has gained over time. Data uses when each species was added and when each area launched—lines start from an area's release date. Select areas to compare.
Cumulative species over time
Each line shows cumulative species in that area. Lines start when the area was added (e.g. Lapis Lakeside Jan 2024, Amber Canyon Nov 2025).
Breakdown by area over time
Select one area and one breakdown type to see how species composition evolved over time. Only species with complete data are included.
Date source: Bulbapedia + Official Pokémon Sleep News. Area rosters: Serebii research areas. See area guides for more.