yes
sea otter
humans, and raccoons
sea otter
Sea otters will flee to escape predators, take refuge in kelp forests and come up onto land.
Predators for the otter include wolves and large cats, but they are protected when in the water.
sea urchins, humans, sea cows...
Great White Sharks are good predators of sea otters because the sharks are quiet and sneaky and the sea otter don't usually pay much attention to what is going on.
I think mammals... but I am not 100% sure...
The sea otter is a mammal and is a vertebrate.
Believe it or not, we, humans, are the major predators of sea anemones. We export them from the US and gain from 24 to 50 million dollars a year!!
The sea star's predators are birds, otters, and humans. This is according to http://library.thinkquest.org/J001418/star.html. Sea Stars (like Solaster dawsoni) also prey on other species of sea stars (like Pycnopodia helianthoides).
the sea otter's favorite food are crustaceans