VERIFIER NOTE:
The following are frame timed using somewes.com at 30 fps (PS4).
KELP FOREST
Start Time (New Game), End Time (Loading Triangle Appears)
Start Time 33.333, End Time: 3:45.367, Time: 3:12.033
+1:15 CHAPTER SELECT = 4:27.033
CORAL REEF
Start Time (Door Closed), End Time (Loading Triangle Appears)
Start Time 4:30.833, End Time: 10:48.033, Time: 6:17.2
OLD TEMPLE
Start Time (Door Closed), End Time (Loading Triangle Appears)
Start Time 11:33.1, End Time: 16:25.633, Time: 4:52.533
ABYSS RIFT
Start Time (Door Closed), End Time (Loading Triangle Appears)
Start Time 16:58.767, End Time: 22:54, Time: 5:55.233
FACTORY SHIP
Start Time (Door Closed), End Time (Loading Triangle Appears)
Start Time 23:08.6, End Time: 25:18.267, Time: 2:09.667
ATLANTIS CITY
Start Time (Diver Leaves Ground and Flipper Appears), End Time (Loading Triangle Appears)
Start Time 26:15.267, End Time: 33:25, Time: 7:09.733
PARADISE WATERS
Start Time (Diver Starts Swimming), End Time (End White Light)
Start Time 33:58.933, End Time: 38:44.033, Time: 4:45.1
LRT: 35 minutes, 36.499 seconds