Dive into the deep blue with amazing aquatic characters! From mermaids to sea creatures, these original characters bring the ocean to life. Whether they swim, splash, or rule underwater kingdoms, you'll love exploring their stories and art. Check out all the unique aquatic creations here and share your own!

Aquatic OCs (54 characters)

@CoreInk02
Pathogen is an aquatic mermaid-esc being. Her face is skull like with an underbite, the bottom jaw having enlarged canines. She has large black almond-shaped eyes, and a mess of hair behind her head. Her front half is humanoid in nature wit...
#aquatic
#fresh water
@hereliesagay
Sentient aquatic beings that live in seas, oceans, rivers, and lakes.They come in any colour under the sun (although some are more common than others) and are mostly omnivorous!Besides a very select few in their mythology, they do not posse...
#aquatic
#species
@QuantumGravy
Curious, chatty, impulsive, and voracious - this bundle of energy darts from place to place in search of something fun (or delicious).Naiad was born in a freshwater lake, but ever since sprouting their wings has been riverhopping and explor...
#amphibian
@VioletThirium
( SPARXE - CLOSED SPECIES )Doesn't have a mouth - Usually talks with 'magic', But magic drains himHis magic is water and healingTail is usually thrown over his hip, Similarly looking like a Boa/Shawl/Tippet
#masc
@MerakiSpaceLich
An aquatic humanoid with tentacles on their lower half of body and a dark head from where hands come out.
#aquatic
#multiple arms
#humanoid oc
#aquatic oc
@IronyMobile
Quiet overall, but less often reserved -- often minutely gestures when actually interacting with others. Habitually may look off to the side or cover her mouth with one hand when speaking, being conscious about unnerving others. When doing ...
#aquatic
#Melusine
#tellus
@LaundryEater
The mascot for the marine life section of Your World Encyclopedia! She's very passionate about ocean life, and often provides fun facts to the viewer about the ocean and it's many residents.Once you ask her for a fun fact, or maybe about wh...
#aquatic
#marine life
#encyclopedia
@IronyMobile
Takes a flexible stance toward most situations. An attempt to avoid difficulty has become general demeanor. Tends to put others ahead, but within range of reason. Usually not adverse to speaking her mind or putting thoughts and opinions for...
#aquatic
#aliud
#Nixie
@IronyMobile
A rather withdrawn individual, although not anti-social. Tends not to initiate conversations; more around unfamiliar company. More of a loner to that degree, being capable of looking after himself.A traveler, although nondescript.May live t...
#aquatic
#tellus
@RabbitJaguar
Topaz is a member of Master Luck's Traveling Circus, and acts as the "mom" of the troupe, responsible for much of the circus's fund management, as well as directing how to set up their stalls and booths when they reach a new site. She can't...
#sea lion
@ChocoChan
Demasoni is a determined Warrior from the Zoras. She mostly does guard jobs at night and is proud of her roots.When you find her in-game, she gives you missions you can only do at night. In those missions, more enemies will appear and some ...
#zora
@ammyfatxolotl
Copper is a large elderly dracolotl that has been torn by his self-proclaimed war on humanity for encroaching on oceans. He is generally stoic but can be tempted into showing a warm and humorous demeanor.
#dracolotl
@SODAPUNKED
If you're guessing that this is Haiyan but blue, then you got the wrong answer, the correct answer is that this guy is the genius behind the SharkPops, and is also Kong-Rey's other friend.ShanShan does in fact work for Emperor Kong-Rey as t...
#aquatic
#Blue oc
@RatTheLoser
Comfort sona!
#aquatic
#sleepycore
#sleepy boi
#fish oc
@ammyfatxolotl
Coco is a very free-spirited dracolotl who would rather take a nap on a palm tree than worry about anything. She is very flirty and outgoing, but can quickly snap to anyone who dares to judge her or her friends.
#dracolotl
@RatTheLoser
Rainbow parrotfish real
#aquatic
#Parrotfish
@OmenaKettu
Princess of the Damned Radiant • Compassionate • DelicateIn the wake of the fall of the Tropic Kingdom of Sheokacia to the forces of demons, Lumina stands as the sole survivor, protected by the divine blessing of the Sun. With her world sha...
#aquatic
@CoreInk02
A loftar with a dark teal coat, a boney fish tale, three spines on the back of her head, small fins and a lure. 
#aquatic
#Loftar
@RatTheLoser
Nothing much here lol
#aquatic
@DoeThorn
Aristith is a siren travelling the apocalpyse world on a boat with a crew of some rather.. strange individuals.
#aquatic
##siren
##aquatic
##d&d character
@ReddSquirrel
She has no real personality yet so she's open to interpretation! I made her out of boredom and my sister gave her a name. I think she looks cool so she stuck around, but she's a mystery to me.I've been using her for a lot of writing prompts...
#aquatic
@Arimaroo
Leeu is a Vesp; which is a race of sea serpent people. He lives in Umbrin, a land steeped in eternal night.He is fascinated with history and natural wonders, and spends his time digging up treasure underwater and exploring abandoned places....
#aquatic
#sea serpent
@RatTheLoser
Straight cis oc jumpscare 
#aquatic
#beach theme
@shookyds
they're new so don't have much about them yet
#aquatic
#fish?
@FluffyFrog
Despite the constant encouragment from Yellow to be kinder to others, his judgement still abides. Torin, although being small can be rough around the edges, cowardly, but cruel with words. It's pretty obvious this isn't just apart of his pe...
#puffin
@shadz
An aquatic hybrid who isnt afraid to fight for what he believes in.
#aquatic
@Torkkumaa
Albin swims wherever the currents take him, searching for folks in trouble at the mercy of his element. He's endlessly curious, but also very careful when it comes to encountering anything unfamiliar like a creature, person or an environmen...
#aarakocra
@JFKsDQOrder
He’s a dancer, he can mimic and get the dance down perfectly as soon as he watches/witnesses it. Acrobatic as fuck, is like a gymnast. Can jump from building to building, even parkourHe can do- Naatu Naatu (from “RRR”) (it’s a damn bop) - J...
#aquatic
#bizarre
@RatTheLoser
Clownfish girl
#aquatic
#Clown fish
@Choccolate121
(Wip)atlas loves space, but is from an aquatic planet where the surface is despised by most others
#aquatic
#alien slug
@RatTheLoser
Immortal being living in the ocean
#aquatic
@RatTheLoser
Clown fish! He'll have a outfit at some point but for now feel free to draw him in any clown themed clothes :3
#aquatic
#clown oc
@Cowboycat
Taslim is a merman who lives around an underwater city with plenty of other merfolk to populate the area. It’s a rather large kingdom, yet not the largest.He’s seen around the area often whether it’s talking to other merfolk, purchasing thi...
#aquatic
#merperson
@Tashah_Claymore
Meet Geist! She is my fursona and I love her so much! Her species is Aquatic Skulldragon. I made her species myself, and it is an open species.Geist is a very kind person, although she does have an edgy/rebel streak. Her background is prett...
#aquatic
#aquatic skulldragon
@RatTheLoser
Rave is a nonverbal fish that goes to raves with his friends
#aquatic
#nonverbal oc
#ravecore
@RatTheLoser
A crybaby fishThey NEVER stop cryinh
#aquatic
#crybaby
@psi_enjiland
Although Sollan is officially named as "Sollan Wrasse", He lies about his name. His last name is one he'd rather not be associated with, as it's the name of the royal family he's from.Being the only son to king (and only child), Sollan was ...
#dnd
@ThePlantGuy
 --- Character bio ---Pearl is part of an unknown species located in the oceans of Akkon, when Pearl was very young Pearl loved to hang around populated places and observe the local populace almost every day. When Pearl became older she ada...
#aquatic