all of them
seahorse
Zooplankton
sharks and whales
The list of consumers of the ocean includes various organisms that rely on marine ecosystems for food. These consumers range from tiny zooplankton and fish to larger predators like sharks, dolphins, and whales. Additionally, seabirds and humans also play a significant role as consumers, utilizing ocean resources for sustenance. The complex interactions among these consumers contribute to the overall health and balance of marine environments.
An example of a primary consume in the ocean is Your Mom
sea potatoes
tuna, dolphins, turtles
Kelp,seaweed, and phitoplacktion
jellyfish, starfish, and shrimp
Mainly any Omnivore &/or Herbivore .
Crabs feed primarily off of detritus on the ocean floor. As such, they are scavengers and not herbivores, therefore they are not primary consumers.