# Marine Biologist

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##### About this job

Marine biologists study marine living organisms and ecosystems and their interaction underwater. They research on the physiology, the interactions between organisms, their interactions with their habitats, the evolution of marine species, and the role of the environment in their adaptations. Marine biologists also perform scientific experiments in controlled conditions to understand these processes. They also focus on the effects of human activities on the life in the oceans and seas.

###### Also known as

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