Is it OK to leave a hook in a fish?
A hook will rust away in a fish, but it may take a while, especially if the hook is plated or made of thick metal. But fish’s stomachs are pretty tough. They can stand up to the spines on little fish like bluegill or pinfish. But if you worry about it, make sure you use thin wire, non-plated hooks.
Should I euthanize my fish with swim bladder?
even if treatment was not effective, i would not euthanise simply because of a swim-bladder problem. as long as the fish is still eating and otherwise healthy, leave it.
Do fish know they are in a tank?
So they learn the tank, but they don’t really understand the tank. Fish don’t have much higher level thought, most of what they do is more instinctive than cognitive.
Can dying plants kill fish?
Overgrown Dense Aquarium Plants Can KILL Aquarium Fish very quickly due to BOD, the Biological Oxygen Demand. The Fish, Bacteria AND Plants are all competing for the available Oxygen in the water. Dead and dying plants will cause a lot of water problems and that is what kills the fish.
Can too many plants kill fish?
While the plants are a necessary and beneficial component of a natural ecosystem, too many can cause issues for pond owners – aesthetically, recreationally and biologically. Extremely hot temperatures, high plant loads and overcast skies for extended periods can cause a fish kill by depleting all the oxygen in a pond.
Why is my fish upside down but alive?
If a fish displays such behavior it means that it has buoyancy issues. Here’s the reason behind a fish that floats upside-down, yet remains alive: The impaired buoyancy in fish is caused by a malfunction of their swim bladder. When affected by Swim Bladder Disorder fish will often lose the ability to properly swim.
How do I know if I have swim bladder?
Symptoms of Swim Bladder Disorder Fish suffering from swim bladder disorder exhibit a variety of symptoms that primarily involve buoyancy,1 including sinking to the bottom or floating at the top of the tank, floating upside down or on their sides, or struggling to maintain a normal position.