Oceanography which is sometimes known as oceanology or marine science. The study of life in seas and oceans is kno0wn as marine Biology.
Someone who studies evolution is called Evolutionary Biologist.
If you mean Marine Biologist, it's someone who studies marine life (stuff that lives in the sea)
Marine biologist
Marine biologist. Actually, a Marine Biologist is someone who studies marine organisms (plants, oceans, and animals), but someone who studies MAINLY marine mammals is a marine mammalogist.
A person who studies the sea and the ocean is called an oceanographer.A person who studies sea animals is a marine biologist.A person who studies sea plants is a marine botanist.
Someone who studies the planet would be called a Geologist. Someone who studies Space would be called an astronaimist. Both work together to gather information about earth.
Someone who studies planetary systems is called a planetary scientist
an areologist
Astronomer
Zoologist
An oceanographer and someone who studies sharks is an ithcyologist.
A person who studies seismology is called a seismologist.