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See § Causes
Dolphin's Grace causes the player to swim significantly faster; Dolphin's Grace on its own allows you to travel 8 blocks per second underwater, without Depth Strider. Combining it with Depth Strider, players are able to travel at around 50 blocks per second, with the highest level of Depth Strider. Depth Strider III.  Potentially higher speeds are possible by adding Soul Soil and Soul Speed on your boots, along with Speed II. It also allows for quicker, sharper turning while swimming.
This status effect is exclusive to Java Edition. Although players in Bedrock Edition are also able to experience a significant gain in speed if the same conditions as in Java Edition are met, it is not considered a status effect as no effect icon is shown.
|Dolphins||?||0:05||The player must swim near a dolphin to achieve this effect|
|Icon||Advancement||In-game description||Parent||Actual requirements (if different)||Namespaced ID|
|How Did We Get Here?||Have every effect applied at the same time||A Furious Cocktail||Have all of these 26 effects applied to the player at the same time. Beacon effects also count for the purposes of this advancement. Other status effects, if any, may be applied to the player, but are ignored for this advancement.|
Note: This is a hidden advancement, meaning that it can be viewed by the player only after completing it.
|Name||Namespaced ID||Numeric ID||Translation key|
|1.13||18w19a||Added Dolphin's Grace.|