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There are many animals in the ocean ecosystem. Here are some that I remember from the top of my head for right now. They are:
- Sea turtles like Loggerheads, Leatherbacks, Green Sea turtles, Hawksbill sea turtles, and the Olive Ridley
Wiki User
∙ 11y ago
Plants in an ocean ecosystem include seaweed, phytoplankton, and seagrasses. Animals in an ocean ecosystem include fish, sharks, dolphins, whales, sea turtles, coral reefs, and various types of invertebrates such as jellyfish, octopuses, and shrimp.
Wiki User
∙ 13y agoSome of the keystone species are penguins.
Wiki User
∙ 13y agoSome of the keystone species in salt marshes are:
Fiddler crabs
Ribbed Mussels
and
Harvest mice.
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∙ 14y agoAdd your answer:
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Why is a desert an ecosystem?
An ecosystem is a place where plants and animals ( maybe humans ) live and animals and plants live in the desert so … 
What are the effective changes to plants and animals in the ecosystem?
There are changes brought up in animals and plants. It is due to evolution.
What are the living elements of an ecosystem?
They are plants, animals, and organisms.
Living parts of a ecosystem-?
the living parts of an ecosystem is generally called the biotic
Which part of the ecosystem is alive and provides oxygen for animals?
Plants, specifically through photosynthesis, are alive and provide oxygen for animals in the ecosystem. This process involves plants absorbing carbon dioxide and releasing oxygen as a byproduct, which animals then utilize for respiration.
Why is a desert an ecosystem?
An ecosystem is a place where plants and animals ( maybe humans ) live and animals and plants live in the desert so … 
Show a ecosystem diagrams about animals rainforest rivers plants?
Show a ecosystem diagrams about animals rain forest rivers plants?
What animals presents the ocean ecosystem?
plankton
What animals cooperate in an ocean ecosystem?
by cooperating
How does it influence the plants and animals in the ocean?
How does what influence animals in the ocean?
Why does an ecosystem need more plants than animals in it?
So the animals that eat plants can eat plants and won't run out.
What are the effective changes to plants and animals in the ecosystem?
There are changes brought up in animals and plants. It is due to evolution.
What are the living elements of an ecosystem?
They are plants, animals, and organisms.
Why are plants and animals biotic?
they are biotic because they have a ecosystem
What lives in an ecosystem?
Stuff like animals and plants
What is the area surrounding people plants and animals?
an ecosystem
What will happen if there are more plants than animals?
there will be no ecosystem
