Marine biology concerns the study of marine life in the ocean as well as in saltwater environments such as wetlands, estuaries, creeks, bays, and inlets. Marine biologists study plants, animals, and the water itself in order to better understand the relationship between organisms and their environment.

Academic institutions around the world offer a BSc or Bachelor of Science. This popular undergraduate degree is helpful in preparing students for the workplace or for advanced degree programs. The average BSc takes three to five years to complete.