business and finance | May 19, 2026

Are fish attracted to pee?

They can be traced back to the 19th and early 20th centuries. The gist of these stories is that the fish is attracted by human urine in the water. When someone urinates in the water, according to these stories, the fish swims into and lodges itself in the urethra of the unsuspecting individual.

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Similarly, you may ask, what fish is attracted to urine?

Candiru (Vandellia cirrhosa), also known as cañero, toothpick fish, or vampire fish, is a species of parasitic freshwater catfish in the family Trichomycteridae native to the Amazon Basin where it is found in the countries of Bolivia, Brazil, Colombia, Ecuador and Peru.

One may also ask, can Candiru fish kill you? Get to a hospital: Any attempts to yank out the tiny, nearly transparent candiru will cause excruciating pain because the fish's spines point backward. Folk remedies may be fatal. Treatment involves extensive surgery. Without treatment, death can result from sepsis.

Also to know is, why are Candiru attracted to urine?

Additionally, the claim about the candiru being attracted to urine was contested by researchers in 2001, as evidence indicates that the candiru hunt by sight and not smell. As such, urinating in the water would not attract the fish, and it would not be any more dangerous to pee in the water than just swim in the water.

Is it OK to pee in Lake?

According to the American Chemical Society, it's normally fine to pee in the ocean. Urine is 95 percent water and contains sodium and chloride.

Related Question Answers

Is peeing in the ocean safe?

According to a recent video produced by American Chemical Society, it is A-OK to pee in the ocean. Here's the quick chemistry lesson: Human urine is 95 percent water. But, as the video notes, the nitrogen in urea can combine ocean water to produce ammonium, a compound that acts as food for ocean plant life.

Can you talk fishing?

Yes and no, according to fishing pro Tom Redington. Since sound doesn't travel well between air and water, loud talking or screaming will be barely noticeable to the fish underwater. They won't get spooked or scared. However, sound that occurs underwater is loud and travels fast.

Can you get parasites from peeing in the ocean?

First of all, let's mention that it is not possible to get a parasite by peeing in the ocean or in any other water plant. However, it is a common belief that has been propagated by the Internet and some alarmist television shows. Without being a parasite, it seems that this small fish is able to parasitize a host.

Where are vampire fish located?

On the freshwater side, the vampire fish is a nickname for the payara, an abundant gamefish found in the Amazon Basin.

Can you pee in the Amazon River?

It is not uncommon for people swimming or bathing in the river to urinate while in the water, an action which creates tiny water currents that are rich in urea and ammonia, much like an exhaling fish. He was swimming in the Amazon River when he claims he went head to head with the tiny parasite: “I felt like urinating.

Has a piranha ever killed a human?

Most piranha attacks on humans only result in minor injuries, typically to the feet or hands, but they are occasionally more serious and very rarely can be fatal.

What does a Candiru fish do?

The Candiru fish (Vandellia cirrhosa) is a small catfish purported to enter the, ahem, intimate orifices of unfortunate people who urinate into Amazonian waterways. Supposedly, the fish mistakes urine for water expelled from the gills of marine life.

What is the most dangerous fish in the world?

10 of the World's Most Dangerous Fish
  • Puffer. puffer fish
  • Red Lionfish. red lionfishRed lionfish (Pterois volitans).
  • Candiru. candiru © Morphart Creation/COMEO—Shutterstock.
  • Great White Shark. great white sharkGreat white shark (Carcharodon carcharias).
  • Moray Eel.
  • Tigerfish.
  • Piranha.
  • Stonefish.

What is the urethra?

In anatomy, the urethra (from Greek ο?ρήθρα – our?thrā) is a tube that connects the urinary bladder to the urinary meatus for the removal of urine from the body of both females and males.

Why do I keep wanting to urinate?

Frequent urination can also develop as a habit. However, it can be a sign of kidney or ureter problems, urinary bladder problems, or another medical condition, such as diabetes mellitus, diabetes insipidus, pregnancy, or prostate gland problems. Other causes or related factors include: bladder cancer.

Is there a fish that swims up your urethra?

The candiru, sometimes known as the “penis fish,” is a small Amazonian catfish. It's reported to lodge itself in the urethra of people who may be urinating in the water. Despite the unsettling stories surrounding this fish, there's skepticism about whether the fish actually attacks humans.