I liked the splash of color for the repetition of lines and the, well... color. From the heavens was my favorite of the seascapes. You have mostly level horizons which is good. You have begun a hobby that will be satisfying and rewarding for a lifetime, and you have lots of time to learn, explore and improve.
Here is my favorite link for new photographers:
http://www.kodak.com/eknec/PageQuerier.jhtml?pq-path=38/13915&pq-locale=en_US
Keep at it. Take a class or join a club or group for mentoring and feedback on the local level. Learn basic technical and artistic stuff and apply your knowledge in your photography. Look at good images and study the lighting and composition. Keep practicing. Have fun and best wishes.