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Mertensia ovum

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description Mertensia ovum Overview

Mertensia ovum is a species of cydippid ctenophore, commonly known as a comb jelly, predominantly found in Arctic and subarctic marine environments. It possesses a distinctive rounded body with eight ciliary plates used for locomotion and two long, fringed tentacles used for capturing prey. As a prominent gelatinous predator in high-latitude ecosystems, it feeds primarily on copepods and other small zooplankton. This species is also capable of bioluminescence, producing light flashes.

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What is Mertensia ovum?

Mertensia ovum is a cydippid ctenophore, commonly called a comb jelly. It is often described as jellyfish-like in appearance, but ctenophores are a different animal group.

Where does Mertensia ovum live?

The species is predominantly associated with Arctic and subarctic marine environments. It is adapted to cold northern waters rather than warm tropical reef habitats.

How does Mertensia ovum move?

It moves using eight ciliary comb plates that create the shimmering rows characteristic of comb jellies. These plates are locomotory structures, not stinging tentacles.

What are the tentacles of Mertensia ovum used for?

Mertensia ovum has two long, fringed tentacles used to capture small planktonic prey. The tentacles differ from the eight ciliary plates, which propel the animal through the water.

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