Sandwich 
To dream of a sandwich indicates that you are harboring feelings of frustration and stress towards some aspect in your life. It can also represent your talent for multitasking. In some situations, a sandwich in your dream may simply be a sandwich.
To see or eat a fish sandwich denotes an inner struggle between faith and reason.
Starfish
To dream of a starfish indicates that you need to revive yourself spiritually and emotionally. It may also mean that you need to assess a situation thoroughly before you come to a conclusion.
Swimming
To dream that you are swimming implies that you are entering a period of self-discovery and personal growth. Perhaps you need assistance with matters pertaining to your feelings. This is a normal dream for people who are seeking professional emotional healing.
To dream that you are swimming underwater indicates that you feel overwhelmed by your emotions. Perhaps you are pushing yourself too hard to confront these issues.
Vultures
To dream of a vulture typically represents your past. Everything you have experienced, learned, and seen can assist with the issues that are facing you in your waking life. Take past lessons to heart.
Anecdote
To dream that you are telling an anecdote indicates that you are satisfied with light conversations rather than those that are too in depth or those that require much investigation.
To hear an anecdote in your dream implies that you will find yourself in the company of those who are entertaining and fun.
Aquarium
To see an aquarium in your dream indicates that you are aware of certain feelings that you possess but haven't been able to deal with. This may include needs, wants, and fantasies related to sex. Alternately, it may imply that you are at a stagnant point in your life and are confused as to which path to follow. It may also suggest that you are overly stressed and need to slow down, take a deep breath, and try to focus.
Goldfish
To dream about goldfish predicts that you will come into prosperity and many wonderful and thrilling escapades.
Hedgehog
To dream of a hedgehog indicates vigilance to things that happen to you and around you. This can cause you to be defensive and hurt yourself and others. Sometimes seeing a hedgehog is interpreted as losing one's soul. Make sure you are always in touch with your feelings and open your mind and heart to people.
Adultery
To dream that you've committed adultery means that you could have sexual desires or be sabotaging yourself. This likely comes from the root of your subconscious mind. You could be drawn into an issue that is not within your best interest such as a legal situation.
To dream that your mate or spouse has cheated means that you have concerns about abandonment. You may sense neglect within your own relationship. You could also feel as though you're not living up to what others want from others.
To dream that you are cheating with your friend's friend means that you're probably feeling forsaken by your own self.
Mackerel
To dream of a mackerel fish implies strength and courage. It also indicates the ability to know what you want and to achieve it.
A school of mackerel indicates the possibility of huge success in relation to a creative venture.
A lone female mackerel is a message to take note of one particularly exciting idea at this time.