You described them as all uniform, so what we can take from this is that there is no significance but the eels (For example, if they were rainbow coloured, the meaning would change). Eels indicate issues with commitment. You have problems choosing something and sticking with it. This easily relates to your problems because you are having problems choosing schools. Consider the phrase “slippery as an eel”. You are trying to avoid the responsibility and commitment needed to choose a schooling path. You should work on facing your problems and dealing with them.
Forest: Whilst at the beach, you said you were beside a very large, prominent forest. This signifies that you are wanting to escape to a simpler way of life. This means that you are looking to escape the path that you are meant to take in life. Your worries were a lot about schooling, and perhaps you have a slight urge to not go through with it. I suggest that you do not do this, as school seems to be quite enjoyable. Sure we all have that urge to see what would happen, but generally that is not a good idea, especially if you like the path you’re