Do Dolphins Poop And Pee? How Do They Excrete Waste?

Do Dolphins Poop And Pee How Do They Excrete Waste

Regarding marine mammals, dolphins are some of the most exciting creatures. It is necessary for dolphins to eat food because it serves as fuel to keep them going.

And, of course, since these aquatic mammals eat, it brings about one of the most frequently asked questions: do dolphins poop and pee?

The answer is yes! Dolphins excrete both feces and urine. They poop and pee through two different anal slits.

This article provides interesting details on dolphin waste elimination and how they manage to stay clean in the ocean.

Can Dolphins Poop?

Yes, dolphins poop or release excrement. They are not different from mammals or other cetacean species when it comes to passing out toxic wastes and non-nutrient matter from the body.

A dolphin poops through its anus or bladder. The excretion process starts when food is broken down in the stomach till it passes along the small intestine and is eliminated as feces (poop) through the anal tract.

A new study has shown that dolphin poo plays a significant role in boosting the health of the ocean’s ecosystem.

It also contributes to maintaining the balance of the ecosystem and ensuring the healthy growth of the lives that inhabit therein.

Dolphin poo aids in the development and production of organisms like phytoplankton. Fish that eat such organisms thrive because of dolphin feces.

All that droppings in the ocean including other fish poop, are full of carbon contributing to what makes the ocean the largest carbon sink in the world.

Can Dolphins Pee?

Dolphins pass out waste in three ways–they poop, vomit, and pee. So, if you’re asking if dolphins can pee, the answer is a yes.

Dolphins drink salt water to keep their blood diluted, but they don’t consume it directly because of the dangers of consuming too much salt.

They capture prey and extract the water from its body, which is less harmful. But they still have to get rid of all the salt.

Their kidneys remove excess salt by filtering the blood, and what isn’t absorbed by the kidneys is passed into the bladder and then out as urine.

Dolphins pee in the water as they swim, and we can’t accurately measure their urine output.

It turns out that dolphins have a unique adaptation that allows them to urinate and defecate simultaneously.

They have two separate channels for each function, enabling them to expel feces and urine simultaneously. Pretty cool, right?

Dolphins excrete both urine and feces through their urethra and anus, respectively.

An Overview of the Excretory System of Dolphins

Anatomy of a Dolphin
Dolphin Anatomy

A dolphin’s excretory system is identical to many other mammalian excretory systems.

Its primary objective is to eliminate excess and undesirable materials from the body to help maintain homeostasis and, for dolphins, osmolality.

The excretory system filters the body’s liquids and condenses the waste to be passed out from the body.

Two kidneys in a dolphin’s body lead to the bladder, which leads to the urethra, where fluid (urine) is released into its surroundings.

The kidneys are the most distinguished organ in a dolphin’s excretory system, and they contain many connected, packed lobes named “renules.”

These renules enhance the bodily fluids’ filtration to absorb ions more efficiently.

Each renule is practically its own kidney, working alongside each other except for their drainage and blood supplies. 

The kidney of the dolphin enables them to live in an oceanic environment with a high salt concentration.

The dolphin’s kidneys are made from many individual lobes, each consisting of discrete cortical tissue.

Their excretory system also consists of the lungs, which excrete CO2.

How Do Dolphins Poop and Pee?a

Close Up Dolphin Underside Showing Urogenital Slit and Anus

Dolphins, just like other mammals, poop and pee. They do this through their bladder and anus.

When a dolphin eats, the food is taken through three chambers in the stomach. There, enzymes break down food; the nutrients are stored in the body.

The waste passes through the large intestine to the anus and is removed from the body as poop.

When dolphins eat their food, water from the food gets filtered. The kidneys filter excess salt. Any liquid not absorbed by the kidneys is passed to the bladder and passed out as urine.

The process is a little more complicated than you might think. Dolphins have to control the muscles around their urinary and anal openings to coordinate the release of urine and feces.

What is a Dolphin’s Poop Like?

As we have seen, a dolphin poops. Their poop is liquid-like and sometimes can look like a plum cloud in the water. A dolphin’s poop can be pale and float at the top of the sea or near the water’s surface.

A dolphin’s poop is brown and has much usefulness to the ocean’s ecosystem–it helps strengthen the balance of the ocean’s ecosystem and aquatic life.

How Often Does a Dolphin Poop and Pee?

Dolphins poop approximately every 2–4 hours. They may pee as often as every 2 minutes! A dolphin’s diet is so high in the water, hence, why they tend to pee a lot.

What Do Dolphins Eat?

The dolphin diet is not fussy—they eat fish, squid, and crustaceans. They’re predators, so they mainly eat prey smaller than them. They hunt by swimming in herds and chasing their target.

Dolphins eat mainly fish, and since they have a four-chamber stomach, they can digest their food well.

How Does What Dolphins Eat Affect How Often They Poop and Pee?

Their diet is one of the main factors determining how often they excrete waste. Dolphins eat a wide variety of things, from fish and squid to crustaceans and even jellyfish.

Depending on what they eat, their digestive system will work differently and cause them to poop and pee more or less frequently.

For example, if dolphins eat mostly fish, they’ll poop less often than if they eat mostly squid, which is high in salt.

Are there any Health Risks Associated with Dolphins Pooping and Peeing?

Don’t worry–dolphins aren’t pooping and peeing all over the place! They’re very good at choosing clean areas to do their business.

As long as you avoid swimming in water polluted with dolphin poop, there are no health risks associated with swimming next to them.

How Can You Tell if a Dolphin is Healthy?

You can tell if a dolphin is healthy by looking at its poo. Healthy dolphin poo is nice and round and has a clear watery consistency. If the poo is runny or greasy, the dolphin may be sick.

Frequently Asked Questions

Can dolphins identify their friends by tasting each other’s urine?

Dolphins can easily recognize pals by tasting their urine. A study shows that the taste of urine and signature whistles allow bottlenose dolphins recognize their friends.

Do dolphins have buttholes?

On the undersides of dolphins, there are slits near the tail that house the reproductive organs and the anus. Male dolphins have two slits–a long one that houses the genitals and a short one that contains the anus.

Female dolphins, on the other hand, have three slits–one long slit that includes the genitals and anus and two others that the mammary glands.

Do whales poop and pee?

Yes, whales poop and they pee a lot. A single whale produces about 1,000 liters of urine in one day! The whale’s excrement plays an important role in the ecology of oceans.

Do dolphins fart?

Dolphins fart. Like other mammals, dolphins also need to release trapped air and toxic gases that might have been collected in their stomach.

Conclusion

Dolphins are adorable and intelligent creatures, and there is more to them that we continue to learn—from their feeding habits to how their excrement plays a significant role in the ocean’s ecology, and more.