130595 (urn:lsid:marinespecies.org:taxname:130595)
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During this action the tube is diagonally or vertically oriented in the sediment with the tail end projecting from the surface. The subsurface feeding void is in contact with the surface through a small channel, which limits the activity of the worm to the upper 10 cm of the sediment. U-shaped burrows are formed when the animal lives in organic-rich, oxygen-poor, fine sediment. Higher motility is associated with well oxygenated, coarse sediment, relatively poor in organics. The gut contents suggest that the species selectively ingests mi [details]