![Orthasterias koehleri Orthasterias koehleri](Orthasterias_koehleri.jpg) 10:00 Rainbow Sea Star has 5-part symmetry |
![Echinoidea Echinoidea](Echinoidea.jpg) 10:35 Sea Urchin has 5-part sphere |
![Holothuroidea Holothuroidea](Holothuroidea.jpg) 10:45 Sea Cucumber has 5-part tube |
![nerve nerve](nerve-ring.JPG) 11:50 Nerve ring |
![Strongylocentrotus purpuratus Strongylocentrotus purpuratus](Strongylocentrotus_purpuratus.jpg) 13:30 Purple Sea Urchins |
![Macrocystis pyrifera Macrocystis pyrifera](Macrocystis_pyrifera.jpg) 13:30 Giant Kelp |
![barren barren](barren.JPG) 13:30 barren plain |
![Holothuroidea Holothuroidea](Holothuroidea-excrete.jpg) 16:45 Sea Cucumber feeds on sand and excretes |
![Bohadschia argus Bohadschia argus](Bohadschia_argus.jpg) 19:15 Leopard Sea Cuke defends with poison strands ejected from anus |
![Ophiotrix spiculata Ophiotrix spiculata](Ophiotrix_spiculata.jpg) 19:50 Spiny Brittle Star |
![Brittle Star Brittle Star](Brittle_Star-carpet.JPG) 19:50 Brittle Star carpet |
![Asterina miniata Asterina miniata](Asterina_miniata.jpg) 29:00 Bat Stars fight for dominance |
![skin skin](skin-gills.JPG) 32:00 skin gills |
![tube tube](tube-feet.JPG) 32:00 tube feet |
![sieve sieve](sieve-plate.JPG) 32:00 sieve plate (madreporite ) |
![light light](light-sensor.JPG) 32:00 light-sensing receptor at tip of arm |
![Pisaster giganteus Pisaster giganteus](Pisaster_giganteus.jpg) 35:30 Giant Sea Star climbs pylon to attack mussels, |
![stomach stomach](stomach.JPG) 35:30 digests with extended stomach |
![stomach stomach](stomach-digest.JPG) 35:30 digest prey |
![Pycnopodia helianthoides Pycnopodia helianthoides](Pycnopodia_helianthoides.jpg) 40:50 Sunflower Starfish |
![Crinoidea Crinoidea](Crinoidea.jpg) 48:20 Feather Star (Comatulid crinoid) |