Depending on where they live, fish either drink a lot or pee a lot . In the sea, a fish's body is less salty than its surroundings, so it loses water across its skin and through its gills via osmosis. To stop themselves dehydrating, marine fish drink masses of seawater and produce a trickle of concentrated urine.
How often does a fish pee?
In many cases, starving fish won't poop for up to 4 days. Peeing is more constant than pooping in most fish. Fish do pee almost on a daily basis , depending on how well their kidneys function.
Does a fish pee?
Freshwater fish will passively intake water from their environment and then, as their insides are saltier than their surroundings, will excrete a diluted urine . ... Fish have kidneys which produce urine containing ammonium, phosphorus, urea, and nitrous waste.
How do fish have pee?
Fish urinate either through their gills or through a “urinary pore .” The latter eliminates urine that has been filtered via the kidneys. Saltwater varieties excrete most urine through the gills, while freshwater fish do so through the urinary pore. Saltwater fish take in a great deal of salt and must excrete it.
Do fish pee and poop at the same time?
And speaking of fish: Their pee and poop, while not produced in the same prodigious quantities as a whale's (at least, not all at once), also play an important part in the health of marine life and ocean ecosystems.
How do mermaids pee?
They poo out of a hole , called an ‘anus', in their bottoms; and wee using a different hole. ... Well, since a mermaid has a human top half and a fishy bottom half, I think she would poo through a vent on her tail. This would mean that she would make stringy poo like a fish.
What Colour is fish pee?
Because when it comes to keeping ocean ecosystems in tip-top shape, pee is liquid gold . Without urine from fish, whales and other critters, coral reefs and seagrass meadows would struggle. Kelp forests
Do fishes cry?
“Since fishes lack the parts of the brain that set us apart from the fishes — the cerebral cortex — I doubt very much that fishes engage in anything like crying,” Webster told LiveScience. ... “And certainly they produce no tears , since their eyes are constantly bathed in a watery medium.”
Do fish get thirsty?
The answer is still no ; as they live in water they probably don't take it in as a conscious response to seek out and drink water. Thirst is usually defined as a need or desire to drink water. It is unlikely that fish are responding to such a driving force.
Do fish have feelings?
Because fishes lack faces like ours, we assume that their mask-like features mean they do not experience feelings . And because fish cannot cry out, we interpret their silence as meaning they do not perceive pain—even as their gasping mouths and flopping fins on a ship's deck indicate otherwise.
Why is poop hanging from my fish?
Constipation in fish is typically revealed by bloating and the production of stringy feces. Normal fish feces will immediately fall to the substrate; constipated fish feces will appear stringy and hang from the fish. ... Both constipation and Hexamita infections result in the production of large quantities of feces.
Can fishes sleep?
While fish do not sleep in the same way that land mammals sleep, most fish do rest. ... Some fish float in place, some wedge themselves into a secure spot in the mud or coral, and some even locate a suitable nest. These periods of “suspended animation” may perform the same restorative functions as sleep does in people.
Do fish eat their own poop?
Do fish eat poop? They might, but they probably don't . You may sometimes see a fish nibble on poop from other fish, and fish do have a tendency to eat whatever they see floating in the water column – but they also have a tendency to spit non-food items back out (including poop).
Do mermaids fart?
Based on the direction of the tail movement—mammals move their tails up and down while fish move their tails back and forth—mermaids are mammals and would have the internal digestive track of a mammal. Since nearly all mammals fart , then mermaids would fart, too.
How do mermaids have a baby?
The female will lay the eggs and they will be dispersed through the water where the male will fertilize them. But some fish engage in a form of intercourse or a mating ritual. There are also types of fish that can fertilize themselves. The best hypothesis for mermaid reproduction is that they mate in the same fashion.
Can mermaids mate with humans?
These mermaids can fall in love with humans and they in no way wish to hurt them unless they are attacked themselves. They can take on human form, but it is a morphing process, rather than a molting one.
