How to shiny hunt using SOS from a bubbling spot (31+ chain) in Pokémon Ultra Moon.
Starting an SOS chain from a bubbling spot on the water or sand.
Odds with charm
1 / 273
Odds no charm
1 / 315
Per encounter
~16s
Expected hunt
73 minutes
How the hunt works
Trigger the bubbling spot encounter, then run the normal SOS chain from it. Same 31+ call rules apply, so allies reach about 1 in 315 (1 in 273 with the Shiny Charm).
Assumes a maintained chain of 31+ calls: 13 rolls (~1/315), 15 with the charm (~1/273).
The base rate in Pokémon Ultra Moon is 1 in 4,096. The Shiny Charm is available in this game and adds two extra shiny rolls.
Pokémon you can find with SOS from a bubbling spot (31+ chain) in Ultra Moon
20 species, sorted by best encounter rate.
| Pokémon | Best rate | Levels | Locations |
|---|---|---|---|
 Seaking | 15% | 10–33 | 3 |
 Starmie | 15% | 10–23 | 1 |
 Gyarados | 15% | 10–66 | 21 |
 Dragonair | 15% | 10–66 | 2 |
 Dragonite | 15% | 10–66 | 1 |
 Lanturn | 15% | 10–29 | 2 |
 Octillery | 15% | 10–25 | 4 |
 Blissey | 15% | 54–57 | 1 |
 Sharpedo | 15% | 10–49 | 2 |
 Wailord | 15% | 10–49 | 3 |
 Whiscash | 15% | 10–66 | 5 |
 Crawdaunt | 15% | 10–51 | 1 |
 Baltoy | 15% | 32–35 | 1 |
 Huntail | 15% | 10–40 | 3 |
 Gorebyss | 15% | 10–40 | 3 |
 Ambipom | 15% | 54–57 | 1 |
 Trumbeak | 15% | 19–22 | 2 |
 Mareanie | 15% | 10–22 | 2 |
 Castform | 11% | 32–35 | 1 |
 Gabite | 10% | 32–35 | 1 |