Interests and Skills
In order to become a marine biologist, you must have certain kinds of skills and interests.
Interests
One obvious thing is you must be interested in marine life. You will most likely be studying aquatic animals so you must have some interest in them. Additionally, you must be interested in science and doing research. Lots of people think that being a marine biologist means that you just get to play with animals but it is far from that. You spend most of your time doing research and conducting experiments. If you want to be a marine biologist you must also have a sense of curiosity.
Skills
Some skills you need are that you must be a curious, clever, creative and independent thinker. You also must have good communication and observation skills for creating and sharing your ideas with people. In addition, you must have good swimming and diving skills.