Undated Other Aquatic reports
49 cases, best-documented first. Page 1 of 1.
We map claims, not creatures. A case is what some source says someone saw or heard, with the link to that source. It is not proof that anything was there, and a retelling counts once, not as a second sighting.
Other Aquatic · Petite Rivière de Saint-Louis-du-Nord d'Haïti, Département du Nord-Ouest
Witness reports that while hand-lining a 13-ft tiger shark, the fish was suddenly grabbed by an unseen creature underwater and pulled away with immense force, snapping the line.
Other Aquatic · Hawaiʻi County, Hawaii
Witness reports seeing two large, horse-headed aquatic creatures fighting in the water at night.
Other Aquatic · Hunt County, Texas
Witness reports numerous run-ins with a creature that vocalizes near their mother's house in Horton Bottoms every ten years.
Other Aquatic · Saint Croix County, Wisconsin
Witness and cousin report hearing noises and feeling watched while camping near the river in 1994.
Other Aquatic · Skagit River, Washington
Witness reports seeing a ghostly head with long hair emerge from the river, make eye contact with their dog, and then sink away.
Other Aquatic · Pinellas County, Florida
The narrator and their brother observed a dark, long, thin creature with shark-like skin and no nose swimming in the water before it submerged again.
Other Aquatic
Witness reports seeing something emerge from under the water in a river onto the bank at a later time.
Other Aquatic
Witness reports seeing a gigantic white shark go up on the side of a ship in San Diego, California.
Other Aquatic · 東京都, 日本
The narrator and his girlfriend saw a small, lanky, turtle-headed figure wade into a pond and hide under a lily pad while they were eating on a nature trail in Tokyo.
Other Aquatic
Witness reports seeing several tall, translucent blue humanoid creatures with glowing orange centers in their heads that resembled gumby made of water.
Other Aquatic
Witness reports an animal exploding through brush, jumping into water, swimming to an island, and leaving a three-toed track.
Other Aquatic
Witness reports seeing a massive black scaled creature with an undulating neck emerge from the water and leave a boat-like wake.
Other Aquatic
Witness reports hearing splashes and seeing ripples in a pond after leaving the mountain area.
Other Aquatic
The narrator reports that something grabbed their 13-foot tiger shark while handlining, similar to a recent report of a massive bite mark on a great white shark.
Other Aquatic
The narrator reports encountering a water spirit by a river with their classmates.
Other Aquatic · Puerto Rico
Witness reports seeing a large, violet, translucent creature with spikes floating in the shallow water at a secluded beach in Rincón, which disappeared completely within seconds.
Other Aquatic · Lake Chelan, Washington
Three travelers report that one was dragged into Lake Chelan by a monster and later pulled from the water with teeth attached to his leg.
Other Aquatic · Jackson County, Illinois
A grandfather reports that his son and grandson claimed a creature destroyed their high-quality fishing gear at a remote farm pond, leading him to believe something was living there.
Other Aquatic · Mena, Arkansas
Witness reports a man from Mena claimed to capture a Gowrow by feeding it dried apples until it grew too large to escape.
Other Aquatic · Lake Chelan, Washington
Indigenous oral tradition recounts a monster that devoured animals and was eventually killed by the Great Spirit.
Other Aquatic · Los Angeles County, California
The Los Angeles Herald claimed an amphibious beast had taken up residence in a reservoir and was eating large fish.
Other Aquatic · Fairfax, Oklahoma
Narrator reports interviewing a man in Fairfax, Oklahoma, who saw a creature swimming upstream.
Other Aquatic · Lake Chelan, Washington
A husband and wife fishing in Lake Chelan witnessed a large fish transform into a dragon that seized the man and sank with him.
Other Aquatic · Empleado Postal, Baja California
The Black Demon is described as a black shark sighted off the coast of Baja California with estimates up to 60 feet long.
Other Aquatic · Pringle Bay, Western Cape
Witness reports that his friend [name] saw a large white foam rise from a stream to at least 2.5 meters tall before walking upstream and disappearing.
Other Aquatic · Perth, Western Australia
[name] and his friend [name] reported seeing a massive shark fin and tail while fishing off Perth, claiming it was a Megalodon.
Other Aquatic · Lake Chelan, Washington
Two war canoes sent to the head of Lake Chelan encountered an angry dragon that seized one canoe and pulled it into the depths.
Other Aquatic · Galveston, Texas
The narrator's mother reports seeing a grey, bald humanoid with big bulbous eyes rescue the narrator from a riptide at Galveston beach.
Other Aquatic · Lake Chelan, Washington
Native inhabitants report an evil spirit in the form of a large serpent that destroyed homes and killed people.
Other Aquatic · Bossier Parish, Louisiana
Witness reports that neighbors [name] and [name] had numerous encounters with the Boggy Creek Monster which raided their rabbit hutch.
Other Aquatic · Lake Chelan, Washington
The same three travelers report that the white dragon creature flew away after being scorched by fire, still holding the man's leg.
Other Aquatic · Monongahela River, Pennsylvania
Reports exist of a giant turtle or serpentine creature called the Ogua on the Monongahela River that can crawl onto land and eat deer.
Other Aquatic
A researcher named [name] has written about water bigfoots that walk on water.
Other Aquatic
The speaker's wife saw a waist-up figure standing in the foggy water near Brimstone.
Other Aquatic
[name] reports seeing a creature that was not a fish and did not dive.
Other Aquatic · 日本 · 1800s
Capt. Davidson and the chief officer observed something attached to a jumping whale that stood erect in an upright position.
Other Aquatic · 1500s
Guillaume Rondelet wrote of sightings in the Indies of segmented beasts having many legs and a multitude of oar-like fins along the body.
Other Aquatic
Witness reports seeing a large, shiny black arm splashing water three feet high in a creek.
Other Aquatic · Baja California Sur, México
The narrator's uncle, aunt, and the boat captain report seeing a giant black shark-like figure in the water near Isla Coronado.
Other Aquatic
A theoretical cryptid proposed after someone found cookiecutter marks on a narwhal far larger than normal cookiecutter sharks can make.
Other Aquatic
School children reported a creature with a large hairy hand and feline face emerging from the water near their boat.
Other Aquatic
Locals report Bunyip-like creatures, described as small and hairy, being seen around the place.
Other Aquatic
Witness reports a mentor describing an Ogopogo sighting as looking like a 60-ft plesiosaur grazing fish.
Other Aquatic
The narrator reports that a man named [name] claims to have seen a Megalodon.
Other Aquatic · Cameroun
A Baka man claimed to have seen an n'gooli ambush a drinking gorilla and drag it into the river.
Other Aquatic
Reports describe a large man-eating ground shark that lives on the ocean floor and ambushes prey.
Other Aquatic
A former coworker reported a water creature with seaweed walking out of the water at a boat ramp.
Other Aquatic
Witness reports that [name] saw a small blue-skinned boy riding a red carp in a brook on T’ien Tai Mountain before the fish and boy entered a cloud.
Other Aquatic · Arizona
Someone mentioned an encounter with a Molon monster on the Molon Rim two months prior to the conversation.