It either means your fish is sick or it's dying. There is a lot of reasons might it act like that. The few reason is ammonia with is bad, change the water.I have a fish like that and it layed at the bottom of the tank. But try to look up for the suggestions I gave you maybe it would answer your question but what kind of fish it is? Mine was a goldfish
I'm sorry, but it sounds like it is simply dying. Like most creatures, it doesn't want to die, so when you bring the net, the fish does its best to get away to survive.
There are a few different reasons why a fish would swim sideways. One of the main reason is that the fish has caught a disease and needs to be kept from other fish immediatly!
He got tired of swimming horizontally.
Yes, guppies can protect themselves. They do this in many ways but the biggest way is by swimming with bigger fish that won't eat them.
they live in water and they have fins
cat fish
shawl of fish is spelt ....a shoal of fish which means a group of fish swimming together
Once I had a fish which floated on its back. This was apparently caused by issues with the swim bladder. My fish died.
If your fish cannot swim upright, is swimming on its side or upside down, it most likely has a swim bladder problem.
Cause They Like Swimming Side Ways
if it is not swimming it is dead!
Fish often get swim bladder. Which effects the balence they have. Sometimes it doesn't affect them in any way other then the side floats. Other times it can kill the fish sooner then later.
Running Swimming (better for joints) Fish Oil And Just basic heathly living
Two fish. One fish swimming going up an another swimming down.
When their swimming upside down its usually a sign that their dying
Yes, Tuna - as all fish and sharks do - move their tails side to side when swimming. Whales and dolphins however, move their flukes up and down.
it means your swimming in a pool with dirty water and fish.....get out!
A fish that is swimming vertical is usually ill or stressed and could die if not treated
Most fish have an organ called a swim bladder that contains gas. They use it to con troll their balance and buoyancy while swimming. When a fish is dying it loses control of its swim bladder, so, yes, a lot of the time, when a fish is dying, it will sway from side to side or irregularly rise and fall in the water or even start swimming or floating upside-down.
Yes, guppies can protect themselves. They do this in many ways but the biggest way is by swimming with bigger fish that won't eat them.