Can you spot the difference in all 4 levels of this test?

One of the fishes is different from the rest – can you spot the difference in all 4 levels of this test? Be warned though – this puzzle needs extremely good vision and most people will not be able to complete this test.

Quiz 1

Quiz 2

Quiz 3

Quiz 4

Can you find all the odd fishes?

Take your time, the odd fish have a different oar.

Now, if you can not find them all, check answer bellow:\

1

2.

3.

4.