Use the spikes, which are not in the water, to jump from platform to platform as a way to cross the room. Requires knowing the position of every spike in the room, and hitting the spikes while morphed can help. The final jump is particularly tough so a frozen Mochtroid is used to get past it.

Requires:

{"notable": "Spike Platforming with Move Assist"},
"canDash",
"canWallJump",
"canSuitlessMaridia",
"canPlayInSand",
"canTrickyJump",
"Morph",
"canUseIFrames",
"canNeutralDamageBoost",
{"spikeHits": 3},
"canMochtroidIceClimb",
{"or": [
  "canInsaneJump",
  {"enemyDamage": {"enemy": "Mochtroid", "type": "contact", "hits": 1}}
]},
{"or": [
  {"spikeHits": 1},
  "canHorizontalDamageBoost"
]}