[header] How to become a marine biologist [title] Conduct research on all aspects of marine biology. [step] Do independent research on different aspects of marine biology so that you can pinpoint what you like to do in the field. There are many different things that marine biologists can do.
Some concentrate on spending their time with aquatic life while others focus on research. Read scientific papers so that you get an idea for the type of work that you will have to do.