Spacejump out of the water then use walljumps up to the gravity suit room door.

Requires:

{
  "notable": "Ocean Floor Shinecharge, Fast Spacejump Wallclimb to Gravity Door"
}
"canShinechargeMovementComplex"
"canFastWalljumpClimb"
"HiJump"
"Gravity"
"SpaceJump"
"h_canShineChargeMaxRunway"
{
  "shineChargeFrames": 145
}

Exit condition:

{
  "leaveShinecharged": {}
}

Unlocks doors:

{"types":["ammo"],"requires":[]}