HOMEWater 1 Egg Group is one of 15 egg groups, these Pokemon can be breed with each other.
| # | Pokemon | Type 1 | Type 2 | EggG 1 | EggG 2 | Gen |
|---|---|---|---|---|---|---|
| 007 | Squirtle | Water | Monster | Water1 | 1gen1 starter base hasevo | |
| 008 | Wartortle | Water | Monster | Water1 | 1gen1 base hasevo haspre | |
| 009 | Blastoise | Water | Monster | Water1 | 1gen1 base haspre + | |
| 009 | Mega Blastoise | Water | Monster | Water1 | 1gen1 form | |
| 054 | Psyduck | Water | Water1 | Field | 1gen1 base hasevo | |
| 055 | Golduck | Water | Water1 | Field | 1gen1 base haspre + | |
| 060 | Poliwag | Water | Water1 | 1gen1 base hasevo | ||
| 061 | Poliwhirl | Water | Water1 | 1gen1 base hasevo haspre | ||
| 062 | Poliwrath | Water | Fighting | Water1 | 1gen1 base haspre + | |
| 079 | Slowpoke | Water | Psychic | Monster | Water1 | 1gen1 base hasevo |
| 079 | Galarian Slowpoke | Psychic | Monster | Water1 | 1gen1 form hasevo | |
| 080 | Slowbro | Water | Psychic | Monster | Water1 | 1gen1 base haspre + |
| 080 | Mega Slowbro | Water | Psychic | Monster | Water1 | 1gen1 form |
| 080 | Galarian Slowbro | Poison | Psychic | Monster | Water1 | 1gen1 form haspre |
| 086 | Seel | Water | Water1 | Field | 1gen1 base hasevo | |
| 087 | Dewgong | Water | Ice | Water1 | Field | 1gen1 base haspre + |
| 116 | Horsea | Water | Water1 | Dragon | 1gen1 base hasevo | |
| 117 | Seadra | Water | Water1 | Dragon | 1gen1 base hasevo haspre | |
| 131 | Lapras | Water | Ice | Monster | Water1 | 1gen1 base + |
| 138 | Omanyte | Rock | Water | Water1 | Water3 | 1gen1 amber base hasevo |
| 139 | Omastar | Rock | Water | Water1 | Water3 | 1gen1 base haspre |
| 140 | Kabuto | Rock | Water | Water1 | Water3 | 1gen1 amber base hasevo |
| 141 | Kabutops | Rock | Water | Water1 | Water3 | 1gen1 base haspre + |
| 147 | Dratini | Dragon | Water1 | Dragon | 1gen1 base hasevo | |
| 148 | Dragonair | Dragon | Water1 | Dragon | 1gen1 base hasevo haspre | |
| 149 | Dragonite | Dragon | Flying | Water1 | Dragon | 1gen1 base haspre + |
| 158 | Totodile | Water | Monster | Water1 | 2gen2 starter base hasevo | |
| 159 | Croconaw | Water | Monster | Water1 | 2gen2 base hasevo haspre | |
| 160 | Feraligatr | Water | Monster | Water1 | 2gen2 base haspre + | |
| 183 | Marill | Water | Fairy | Water1 | Fairy | 2gen2 base hasevo haspre |
| 184 | Azumarill | Water | Fairy | Water1 | Fairy | 2gen2 base haspre |
| 186 | Politoed | Water | Water1 | 2gen2 base haspre | ||
| 194 | Wooper | Water | Ground | Water1 | Field | 2gen2 base hasevo |
| 195 | Quagsire | Water | Ground | Water1 | Field | 2gen2 base haspre + |
| 199 | Slowking | Water | Psychic | Monster | Water1 | 2gen2 base haspre + |
| 199 | Galarian Slowking | Poison | Psychic | Monster | Water1 | 2gen2 form haspre |
| 222 | Corsola | Water | Rock | Water1 | Water3 | 2gen2 base |
| 222 | Galarian Corsola | Ghost | Water1 | Water3 | 2gen2 form hasevo | |
| 223 | Remoraid | Water | Water1 | Water2 | 2gen2 base hasevo | |
| 224 | Octillery | Water | Water1 | Water2 | 2gen2 base haspre | |
| 225 | Delibird | Ice | Flying | Water1 | Field | 2gen2 base |
| 226 | Mantine | Water | Flying | Water1 | 2gen2 base haspre + | |
| 230 | Kingdra | Water | Dragon | Water1 | Dragon | 2gen2 base haspre + |
| 258 | Mudkip | Water | Monster | Water1 | 3gen3 starter base hasevo | |
| 259 | Marshtomp | Water | Ground | Monster | Water1 | 3gen3 base hasevo haspre |
| 260 | Swampert | Water | Ground | Monster | Water1 | 3gen3 base haspre + |
| 260 | Mega Swampert | Water | Ground | Monster | Water1 | 3gen3 form |
| 270 | Lotad | Water | Grass | Water1 | Grass | 3gen3 base hasevo |
| 271 | Lombre | Water | Grass | Water1 | Grass | 3gen3 base hasevo haspre |
| 272 | Ludicolo | Water | Grass | Water1 | Grass | 3gen3 base haspre + |
| 278 | Wingull | Water | Flying | Water1 | Flying | 3gen3 base hasevo |
| 279 | Pelipper | Water | Flying | Water1 | Flying | 3gen3 base haspre + |
| 283 | Surskit | Bug | Water | Water1 | Bug | 3gen3 base hasevo |
| 284 | Masquerain | Bug | Flying | Water1 | Bug | 3gen3 base haspre |
| 341 | Corphish | Water | Water1 | Water3 | 3gen3 base hasevo | |
| 342 | Crawdaunt | Water | Dark | Water1 | Water3 | 3gen3 base haspre + |
| 349 | Feebas | Water | Water1 | Dragon | 3gen3 base hasevo | |
| 350 | Milotic | Water | Water1 | Dragon | 3gen3 base haspre + | |
| 363 | Spheal | Ice | Water | Water1 | Field | 3gen3 base hasevo |
| 364 | Sealeo | Ice | Water | Water1 | Field | 3gen3 base hasevo haspre + |
| 365 | Walrein | Ice | Water | Water1 | Field | 3gen3 base haspre + |
| 366 | Clamperl | Water | Water1 | 3gen3 base hasevo | ||
| 367 | Huntail | Water | Water1 | 3gen3 base haspre + | ||
| 368 | Gorebyss | Water | Water1 | 3gen3 base haspre + | ||
| 369 | Relicanth | Water | Rock | Water1 | Water2 | 3gen3 base |
| 393 | Piplup | Water | Water1 | Field | 4gen4 starter base hasevo | |
| 394 | Prinplup | Water | Water1 | Field | 4gen4 base hasevo haspre | |
| 395 | Empoleon | Water | Steel | Water1 | Field | 4gen4 base haspre + |
| 399 | Bidoof | Normal | Water1 | Field | 4gen4 base hasevo | |
| 400 | Bibarel | Normal | Water | Water1 | Field | 4gen4 base haspre + |
| 418 | Buizel | Water | Water1 | Field | 4gen4 base hasevo | |
| 419 | Floatzel | Water | Water1 | Field | 4gen4 base haspre + | |
| 422 | Shellos | Water | Water1 | Amorphous | 4gen4 base hasevo | |
| 423 | Gastrodon | Water | Ground | Water1 | Amorphous | 4gen4 base haspre + |
| 489 | Phione | Water | Water1 | Fairy | 4gen4 legendary base | |
| 490 | Manaphy | Water | Water1 | Fairy | 4gen4 legendary base haspre | |
| 535 | Tympole | Water | Water1 | 5gen5 base hasevo | ||
| 536 | Palpitoad | Water | Ground | Water1 | 5gen5 base hasevo haspre | |
| 537 | Seismitoad | Water | Ground | Water1 | 5gen5 base haspre + | |
| 564 | Tirtouga | Water | Rock | Water1 | Water3 | 5gen5 amber base hasevo |
| 565 | Carracosta | Water | Rock | Water1 | Water3 | 5gen5 base haspre + |
| 580 | Ducklett | Water | Flying | Water1 | Flying | 5gen5 base hasevo |
| 581 | Swanna | Water | Flying | Water1 | Flying | 5gen5 base haspre + |
| 594 | Alomomola | Water | Water1 | Water2 | 5gen5 base | |
| 618 | Stunfisk | Ground | Electric | Water1 | Amorphous | 5gen5 base |
| 618 | Galarian Stunfisk | Ground | Steel | Water1 | Amorphous | 5gen5 form |
| 656 | Froakie | Water | Water1 | 6gen6 starter base hasevo | ||
| 657 | Frogadier | Water | Water1 | 6gen6 base hasevo haspre | ||
| 658 | Greninja | Water | Dark | Water1 | 6gen6 base haspre + | |
| 686 | Inkay | Dark | Psychic | Water1 | Water2 | 6gen6 base hasevo |
| 687 | Malamar | Dark | Psychic | Water1 | Water2 | 6gen6 base haspre + |
| 690 | Skrelp | Poison | Water | Water1 | Dragon | 6gen6 base hasevo |
| 691 | Dragalge | Poison | Dragon | Water1 | Dragon | 6gen6 base haspre + |
| 692 | Clauncher | Water | Water1 | Water3 | 6gen6 base hasevo | |
| 693 | Clawitzer | Water | Water1 | Water3 | 6gen6 base haspre + | |
| 728 | Popplio | Water | Water1 | Field | 7gen7 starter base hasevo | |
| 729 | Brionne | Water | Water1 | Field | 7gen7 base hasevo haspre | |
| 730 | Primarina | Water | Fairy | Water1 | Field | 7gen7 base haspre + |
| 747 | Mareanie | Poison | Water | Water1 | 7gen7 base hasevo | |
| 748 | Toxapex | Poison | Water | Water1 | 7gen7 base haspre | |
| 751 | Dewpider | Water | Bug | Water1 | Bug | 7gen7 base hasevo |
| 752 | Araquanid | Water | Bug | Water1 | Bug | 7gen7 base haspre + |
| 771 | Pyukumuku | Water | Water1 | 7gen7 base | ||
| 816 | Sobble | Water | Water1 | Field | 8gen8 base hasevo | |
| 817 | Drizzile | Water | Water1 | Field | 8gen8 base hasevo haspre | |
| 818 | Inteleon | Water | Water1 | Field | 8gen8 base haspre + | |
| 833 | Chewtle | Water | Monster | Water1 | 8gen8 base hasevo | |
| 834 | Drednaw | Water | Rock | Monster | Water1 | 8gen8 base haspre + |
| 845 | Cramorant | Flying | Water | Water1 | Flying | 8gen8 base + |
| 852 | Clobbopus | Fighting | Water1 | Humanlike | 8gen8 base hasevo | |
| 853 | Grapploct | Fighting | Water1 | Humanlike | 8gen8 base haspre + | |
| 864 | Cursola | Ghost | Water1 | Water3 | 8gen8 base haspre | |
| 871 | Pincurchin | Electric | Water1 | Amorphous | 8gen8 base | |
| 875 | Eiscue | Ice | Water1 | Field | 8gen8 base + | |
| 875 | Noice Face Eiscue | Ice | Water1 | Field | 8gen8 form |