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Obelia geniculata (Linnaeus, 1758) Knotted thread hydroid |
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| Family: | Campanulariidae () | |||
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| Environment: | epiphytic; marine; depth range 0 - 100 m | |||
| Distribution: | Indo-Pacific, Atlantic Ocean, Antarctic, and the Arctic. Mostly polar, but also in subtropical, temperate and boreal climates. | |||
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| IUCN Red List Status: | Not Evaluated (N.E.) Ref. 123251) | |||
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