See also:     Bryozoans    Tunicates    Hydroids    Worms

Hedgehog hydroid cluster, Hydractinia milleri, San Miguel Island, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #01036, all rights reserved worldwide. Lightbulb tunicate, Clavelina huntsmani, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02542, all rights reserved worldwide. Christmas tree worm (annelid), Spirobranchus sp., Roatan, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02538, all rights reserved worldwide.
Hedgehog hydroid cluster (Hydractinia milleri), San Miguel Island. 2 inches, Image 01036 Cluster of lightbulb tunicates, Clavelina huntsmani, San Diego, California. 2.5 inches, Image 02542 Christmas tree worm in hard coral, Roatan, Honduras. 1 inch, Christmas tree worm (annelid), Spirobranchus sp., Image 02538
Salp (pelagic tunicate) chain, Cyclosalpa affinis, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02495, all rights reserved worldwide. Kelp encrusting bryozoan on giant kelp, Membranipora sp., Macrocystis pyrifera, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02540, all rights reserved worldwide. Fluted bryozoan, Hippodiplosia insculpta, San Miguel Island, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02566, all rights reserved worldwide.
The salp Cyclosalpa affinis is a pelagic tunicate. See zooplankton, Salp (pelagic tunicate) chain, Image 02495 Kelp encrusting bryozoan on giant kelp blade (Membranipora tuberculata, Macrocystis pyrifera), San Clemente Island, California, 1.5 inches, Membranipora sp, Macrocystis pyrifera, Image 02540 Hippodiplosia insculpta, Fluted bryozoan, San Miguel Island, California, Image 02566
Lacy bryozoan, Phidolopora labiata, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02539, all rights reserved worldwide. Ostrich-plumed hydroid, Ensenada, Aglaophenia struthionides, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02541, all rights reserved worldwide.
Lacy bryozoan, Phidolopora labiata (formerly P. pacifica), San Miguel Island, California, 1.5 inches, Image 02539 Ostrich plume hydroid, Aglaophenia struthionides, San Miguel Island, California, 2 inches, Ostrich-plumed hydroid, Ensenada, Image 02541
Feather duster worm, Eudistylia polymorpha, San Miguel Island, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #01054, all rights reserved worldwide. Feather duster worm, Eudistylia polymorpha, San Miguel Island, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02544, all rights reserved worldwide. Feather duster worms, Eudistylia polymorpha, San Miguel Island, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02545, all rights reserved worldwide.
Feather duster worm, Eudistylia polymorpha, San Miguel Island, Image 01054 Feather duster worm, Eudistylia polymorpha, San Miguel Island, Image 02544 Feather duster worms, Eudistylia polymorpha, San Miguel Island, Image 02545
Variations seen among Eudistylia polymorpha (feather duster worm), San Miguel Island, California
Serpulid worm showing white calcareous tube, Serpula vermicularis, San Miguel Island, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02563, all rights reserved worldwide. Christmas tree worm, Spirobranchus spinosus, San Miguel Island, copyright Phillip Colla Natural History Photography, www.oceanlight.com, image #02565, all rights reserved worldwide.
Serpula vermicularis, Serpulid worm showing white calcareous tube, San Miguel Island, California, Image 02563 Christmas tree worms, Spirobranchus spinosus, San Miguel Island, California, Image 02565