| 11. | These flatworms feed exclusively on colonial ascidians.
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| 12. | Ascidians are also known as sea squirts.
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| 13. | There are at least 330 species of ascidians on the reef system with the diameter of.
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| 14. | The siphons of the juvenile ascidian become orientated to optimise current flow through the feeding apparatus.
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| 15. | As of summer 2016, she is working on taxonomically poor sponges, cnidarians and ascidians.
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| 16. | The immature animals resemble the tadpole larvae of ascidians, albeit with the addition of developing viscera.
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| 17. | Lambert, Gretchen . The General Ecology and Growth of a Solitary Ascidian, Corella willmeriana .
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| 18. | In some species ( for example, herring or the ascidian Ciona ) activation of motility precedes chemotaxis.
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| 19. | Often polyclads are associated with other invertebrates, such as bivalve mollusks, sponges, corals, or ascidians.
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| 20. | Folger Pinnacle, located atop a shallow reef, has dense mats of sponges, ascidians and encrusting algae.
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