Fish Physiology

"Alive without breath,

As cold as death;

Never thirsty, ever drinking,

All in mail never clinking"

― One of Gollum's riddles for Bilbo, (The Hobbit Ch.5)

"Hey! Come back with my patio furniture! Stupid flounders."

― Homer Simpson complaining about fish stealing his furniture (The Simpsons)

The power to use the abilities of fish. Variation of Animal Imitation and Animal Morphing.

Also Called

Fish Body/Form/Mimicry
Ichthyes Body/Form/Mimicry/Physiology
Marine Life Body/Form/Mimicry/Physiology
Pisces Body/Form/Mimicry/Physiology

Capabilities

The user with this ability either is or can mimic/transform into fish, including hagfish, lampreys, and cartilaginous and bony fish.

Applications

Variations

Cyclostomata Physiology (lampreys and hagfish): Elasticity, Flexible Skeleton, Goo Generation, Hibernation, Parasite Physiology, Self-Sustenance
Elasmobranchii Physiology (sharks, rays and skates)
- Batoidea Physiology (rays and skates): Elasticity, Flexible Skeleton, Stinger Protrusion, Prehensile Tail, Electricity Generation, Electroreception
- Selachii Physiology (sharks): Elasticity, Powerful Bite, Feral Mind, Flexible Skeleton, Enhanced Smell, Electroreception, Retractable Eyes, Temperature Regulation
Osteichthyes Physiology (bony fish)
- Sarcopterygii Physiology (lobe-finned fish: coelacanths and lungfish): Amphibian Physiology, Bone Armor, Electroreception
  - Coelacanth Physiology: Elastic Jaws, Fat Physiology, Hydrokinetic Surfing
  - Lungfish Physiology: Aquatic Mode, Elasticity, Flexible Skeleton
- Actinopterygii Physiology (ray-finned fish)
  - Chondrostei Physiology (sturgeons/paddlefish and reedfish/bichirs): Decelerated Aging, Electroreception
  - Teleostei Physiology (everything else)
    - Osteoglossomorpha Physiology (arowana, elephantfish): Enhanced Leap, Electricity Generation/Electroreception
      - Mormyridae Physiology (elephantfish): Antenna Protrusion, Enhanced Intelligence, Enhanced Senses
    - Elopomorpha Physiology
      - Eel Physiology (eels)
        Moray Eel Physiology (moray eels): Camouflage, Nested Mouths via pharyngeal jaws
    - Otocephala Physiology:
      - Clupeiform Physiology (herrings, sardines, anchovy): Schooling
      - Ostariophysi Physiology: Enhanced Hearing
        Cypriniforme Physiology (carps, minnows, loaches, etc.): Decelerated Aging, Enhanced Endurance
        
        Siluriform Physiology (catfish): Decelerated Aging, Enhanced Smell, Poisonous Biology, Poison Inducement, Electroreception
        
        Gymnotiforme Physiology (electric eels, American knifefish): Electricity Generation/Electroreception, Underwater-Lightning Manipulation
        
        Characiforme Physiology (piranha, pencil fish, characins):
      - Alepocephaliform Physiology (slickheads)
    - Protacanthopterygi Physiology
      - Esociform Physiology (mudminnows and pikes): Camouflage, Powerful Bite
      - Salmonidae Physiology (salmon, trout, chars, freshwater whitefish and graylings):
      - Osmeriformes Physiology (freshwater smelt and allies)
      - Stomiiform Physiology (dragonfish, lightfish, loosejaws, marine hatchetfish and viperfish): Bioluminescence, Eyestalk Protrusion, Pressure Resistance
    - Acanthopterygi Physiology
      - Mugiliform Physiology (mullets)
      - Atheriniform Physiology (silversides and rainbowfish)
      - Beloniform Physiology (flyingfish): Wing Manifestation
      - Lophiiformes Physiology (anglerfish): Lure Protrusion (females only), Bioluminescence, Pressure Resistance, Symbiosis, Gonad Physiology
      - Syngnathiform Physiology (seahorses and pipefish): Power Headbutt, Bone Armor, Prehensile Tail
      - Tetraodontiform Physiology (filefish and pufferfish): Dermal Armor, Poisonous Biology, Poison Inducement, Needle Projection
      - Sphyraenidae Physiology (barracuda): Fang Retraction, Opportunity Sense, Powerful Bite, Scale Manifestation, Speed Swimming
      - Carangiformes Physiology (remoras, jacks, dolphinfish)
      - Pleuronectiform Physiology (flatfish): Camouflage
      - Scorpaeniform Physiology (scorpionfish and weaver fish): Poisonous Biology, Poison Inducement, Needle Projection
      - Perciform Physiology (40% of all fish including anabantids, bass, cichlids, gobies, gouramis, mackerels, perches, scats, whitings, wrasses): Temperature Regulation
    - Paracanthopterygii Physiology:
      - Percopsiform Physiology (cavefish, trout-perch):
      - Batrachoididae Physiology (toadfish):
      - Gadiform Physiology (cod):
      - Ophidiiform Physiology (pearlfish):
    - Lampriformes Physiology (crestfish, oarfish, opah, ribbonfish): Pressure Resistance

Mythical fish

Abaia Physiology: Enhanced Condition or Supernatural Condition, Weather Manipulation
Bahamut Physiology
Fish People Physiology
Merfolk Physiology
Minhocão Physiology
Namazu Physiology: Supernatural Condition, Earthquake Generation
Salmon of Knowledge Physiology: Nigh-Omniscience or Omniscience, possibly Immortality
Sachihoko Physiology: Rain Generation

Other Fish

Ancient Fish Physiology

Associations

Fish are associated with great number of mystical and supernatural abilities and connections in mythology and folklore, thus user with this power may have access to: Fertility Inducement, Luck, Luck Bestowal, Happiness Embodiment, Happiness Empowerment, Enhanced Intelligence, Wish Granting

Limitations

May need practice to change back.
May have complications when transitioning from water to air.
May gain bad eyesight.

Known Users

See Also: These Tropes Are Fishy.

Leviathan (Abrahamic Religion)
Mari McCabe/Vixen (Arrowverse/DC Comics)
Faries (Fairly Odd Parents)
- Cosmo
- Wanda
Electric Eels (Quake: Dissolution of Eternity)
Fish Guy (The Mask: The Animated Series)
Fishes (Minecraft)
Mermaids/Mermen (Mythology)
Most Sea Deities (Mythology)
Hippocampus (Greek Mythology)
Poseidon (Disney's Hercules)
Amphitrite (Disney's Hercules)
Triton (Hercules: the Animated Series)
Saturnyns (Doctor Who)
Girania (NiGHTS Journey into Dreams)
Shark Boy (The Adventures of Sharkboy and Lavagirl in 3-D)
Fishmen (One Piece)
Merfolk (One Piece)
Kaido ("One Piece")
Various Fish (Padak)
Various mutants (Street Sharks)
Husky (+Anima)
Amachi (Naruto)
Isaribi (Naruto)
Ripjaws (Ben 10)
Spitter (Ben 10)
Pisces (Fairy Tail)
Riiman (From Commonplace to Worlds Strongest)
Guardian ÄRM, Akko (Marchen Awakens Romance)
Guardian ÄRM, Gymnote (Marchen Awakens Romance)
Guardian ÄRM, Torpedine (Marchen Awakens Romance)
Guardian ÄRM, Four-Eyed Fish (Marchen Awakens Romance)
Abe Sapien (Hellboy/BRPD)
Baxter (Hazbin Hotel)
Fish monster (Helluva Boss)
Hyoomen Tribe (Adventure Time)
Darwin Watterson (The Amazing World of Gumball)
Nattie (The Amazing Spider-Man 2012 game)
Sirenas (Filipino Mythology)
Marina Aguas (Marina TV Series)
Reyna Ishta (Marina TV Series)
Rotfishes (Quake Series)
Mermaids (Marina TV Series)
Aryana Mendez (Aryana Philippine TV Series)
Princess Leptuna (Aryana Philippine TV Series)
Pla-Pla (Aryana Philippine TV Series)
Tilapio (Aryana Philippine TV Series)
Bishop-Fish (Polish Folklore)
The Missing Link (Monster vs. Aliens)
Palikpik/Sheena Ramos (Sineskwela)
Gill-Man (Creature from the Black Lagoon)
Aqua (Jewelpet series)
Lagoona Blue (Monster High)
Gillington Webber (Monster High)
Andrea Talbott (The She Creature)
Nixie (Mako Mermaids)
Sirena (Mako Mermaids)
Pisces (Valkyrie Crusade)
Henry Limpet (The Incredible Mr. Limpet)
Mobian fishes (Archie's Sonic the Hedgehog)
Chaos (Sonic the Hedgehog); only in Chaos 4 transformation
Metarex Gillmans and Gillman's Boss (Sonic X)
Xever Montes/Fishface (Teenage Mutant Ninja Turtles 2012 TV series)
Gillmen (Skylanders Series)
Gill Grunt (Skylander Series)
Moe (Splatoon)
Zapfish (Splatoon)
The Great Zapfish (Splatoon)
Squee-Gs (Splatoon)
Mugan (Kung Fu Panda: Legends of Awesomeness)
Fishes (Help! I'm a Fish)
- Fly; via Professor MacKrill's potion
- Joe
Fishes (Finding Nemo)
Anthropomorphic fishes (Shark Tale)
Fish Out of Water (Disney's Chicken Little)
James Pond (James Pond: Underwater Agent)
Tahm Kench (League Of Legends)
Coach Gills (My Gym Partner's a Monkey)
Fishes (SpongeBob SquarePants)
Anthropomorphic fishes (Fish Police)
Fishes (Fish Hooks)
Various water-type Pokémon (Pokémon)
Fish monsters (Power Rangers series)
- Goo Fish
- Slippery Shark
- Pirantishead
Spike (My Little Pony Friendship is Magic); via Pearl of Transformation
Aqua Regalecus (Yumekui Merry)
Zoras (The Legend of Zelda)
- King Zora XVI
- Princess Ruto
- Prince Ralis
- Princess Mipha
- Prince Sidon
- King Dorephan
Gasp (Gasp!)
Mrs. Winston (Gasp!)
Winston (Gasp!)
Admiral Bubbles (My Goldfish Is Evil)
Fishes (Flipper and Lopaka)
Fishes (Rainbow Fish)
Frances (Cats Don't Dance)
SCP-527 - Mr Fish (SCP Foundation)
Fishy (Deep Sea Adventures)
Sunny (Fish Tales)
Bubbles/Paopao (The Adventures of Little Carp)
Aoqi/Aku (The Adventures of Little Carp)
Andre (The Save-Ums!)
Rainbow Fish (Barbie: Dreamtopia)
Singing Fish (Barbie: Dreamtopia)
Catfish Stuart (Iggy Arbuckle)
Catfish Stella (Iggy Arbuckle)
The Fish (Meet the Feebles)
Xindi-Aquatic (Star Trek)
Teruo Unagisawa (Vigilante - My Hero Academia: Illegals)Via Quirk Electric Eel
Ponyo (Ponyo on the Cliff by the Sea)
Gill-men (City of Devils)
Sirens (City of Devils)
Fishes (Disney's the Little Mermaid)
Whale Inhabitants (A True History)
- Stockfish
- Tunnyheads
- Flounderfeet