A dream about a fish turning into a fish is a mean that something that has been sustaining you will now be a source of your problems. In a nutshell, the dream means something good in your life may turn into bad.
But the dream could also mean that weakness in your life will turn into a strength. Fish is food, it is prey to most other animals. Seeing it turn into a snake is a sign that it will now be able to defend itself and even strike fear into the hearts and minds of its enemies.
Here are the meanings of dream about seeing a fish turn into a snake
Seeing a fish in an aquarium turn into a snake
To see a fish in an aquarium turn into a snake is a sign that you have been feeling boxed in one area of your life. This feeling may only be subtle but it still may have serious effects on your progress. Seeing this fish in an aquarium turn into a snake is a sign that you will be free because an aquarium for fish cannot be used to hold a snake.
What to do: Keep an eye open for opportunities that may take your life to a new higher level. They may come from places you might now expect.
Dream about fish turning into a snake on a plate meaning
If you see fish turn into a snake on a plate, it is a sign that something good in your life will turn into a source of trouble. The fish on a plate stands for sustenance or just good things in your life. Seeing it turn into a snake is a sign that you will soon have problems with something that may at first have been good in your life.
What to do: Whatever happens, it will soon be over. You do not allow it to ruin other areas of your life. You will need the skill to compartmentalize your life and emotions.
Dream about fish turning into a snake might also mean you have fake friends
To see a fish turn into a snake might also mean you have fake friends in your circles. They act benevolently to you but are actually venomous and are out to ruin you. These people could be friends or even someone in your family. The issue often is just a result of jealousy. You are doing something that these people only wish they could do and so they decide to pull you down. This is often through slander and gossip.
What to do: If you see anyone acting out of jealousy, kick them out of your life. Such people can be worse than enemies because you have your guard down, and they have access to all information about you.
The dream could also mean you are about to go into something that you think is bad but will end up horrible
Seeing a fish turn into a snake, whether in a fish tank, a lake, river ocean, sea or pond, is a sign that you could be planning to go into something that looks great but is actually trouble.
It could be that you are planning to start a new business, leave an old job for a new one, leave your partner for a new one, etc. However, this dream is a warning that you should take your time and look before you leap.
What to do: Make sure you do your due diligence before taking any action. Things often seem great before you actually get into them but once you do, you may end up ruining your life. Take your time before investing money into anything, before investing your emotions into anything.