Yes, it is possible to lead to eye floaters because of depression if you can not deal with them properly. Actually as far as I know, everyone may has eye floaters and you just become hyper-aware of bodily sensations because of your depression and anxiety. So my suggestion is that leave your feeling of eye floaters alone and there is just no connection between them. Calm down and good luck.
Yes, it is possible for you to get eye floaters because of depression. The bad mood will cause the disorder of the normal body work, including the eyes. The weak immune system of the eyes will cause the more coming invisible bacterium which will cause the eye floaters. You should take great notice of it and keep smile all the time.