If we're about done here, then I guess this is the most up to date list of creatures in the ocean.
Western - Poisonous Plankton, Archipelago nearby
-----------
Roha - Stilt, Red Comb (spotted/striped), Parasitic, Storm
Kafka - Needle
West Reef Slizers
Striped Snakephou
Ocean Hoppa
Old Nameless Luscanemat
Island Hoppa
Boat Frilla
Mojo Plant
Eastern - Very warm and Shallow, Volcanic Island Chain developing, Massive sprawling reef
-------------
Roha - Hive, Deep (few), Stilt, Spiny Curve, Spiny Ripper (few), Tame Cave
Phou - Bearded, Armor
Colony Luscanemats
Kafka - Vivid, Oar
Orange Skrimp
Howling Slizer
Crushers - Sand, Giant
Central - Trench, Kelp Ojo Forest, Frilla Floatsam Islands
-------------
Roha- Tank, Deep Curve, Spiny Ripper, Ripper
Nuro - Central Spiny, Luscanemat
Kafka - Maw, Megamouth
Crushers - Sand, Giant
Sand Slizers
Kelp Ojo
Luscanemat
Abyssal Phou
Grand Library Roo - Builder Polyps, Neuroid Jellies, Farseeker Cliones
Giant jelly Roo, Jelly Roo
All
--------
Phou - Winged, Remora, Optical, Razor, Thickhead
Nuro - Tail, Spiny (now with tentacle maw)
Roo - Simple, Shield, Cluster, Thermal, Epic, Symbiotic
Roha - Flying, Electric, Leaf Lurkers, Boost
Kafka - Toothed, Parrot, Whale, Maw, Spear, bighead
Cystonemats- Tiered, Longarm, Bellcup, Bed
Ojo - Filter, Common, Roo, Crab
Jet Slizers
Aquabords
Ykex'ry - Common, Sucker
Skrimp - Giant, Tiger, Common
Open ocean creatures:
Kafka - Bighead, Whale, Megamouth, Toothed, Spear, Maw
Giant Crushers
Phou - Remora, Winged
Roha - Flying, Spiny Ripper
Sticky and Colony Fus