If you study sea animals:
* Marine biologist: This is a broad term for someone who studies all aspects of marine life.
* Oceanographer: This is a scientist who studies the physical and chemical properties of the ocean.
* Ichthyologist: This is a biologist who specializes in the study of fish.
* Marine veterinarian: This is a veterinarian who specializes in the care of marine animals.
* Zoologist: This is a scientist who studies animals, and marine zoologists specialize in sea animals.
If you work with sea animals in a hands-on way:
* Marine animal trainer: This person trains marine animals for shows or research.
* Aquarium keeper: This person cares for the animals in an aquarium, including feeding, cleaning, and monitoring their health.
* Marine conservationist: This person works to protect marine animals and their habitats.
* Fisheries biologist: This person manages fish populations for sustainable fishing.
* Marine mammal researcher: This person studies marine mammals, such as whales, dolphins, and seals.
If you work with sea animals for commercial purposes:
* Commercial fisherman: This person catches fish for sale.
* Shellfish farmer: This person raises shellfish for sale.
* Marine aquaculturist: This person raises marine animals for food or other purposes.
The best way to describe your job would be to include the specific animal you work with, and the type of work you do. For example, you could say "I am a marine mammal trainer who works with dolphins."