Here's another Serpula columbiana, or Red-trumpet Calcareous Tubeworm, with a visible sunset-orange operculum.
Here's a beautiful Serpula columbian or Red-trumpet Calcareous Tubeworm, with an algae-covered 2" tube, so it no longer looks white.
Here are two Eudistylia vancouveri or Northern (aka Vancouver) Feather-dusters feeding from their home on the dock. Each had a tube about 6" long.
Found in a puddle on the blacktop.
Aunque tienen buen tamaño estos ejemplares son aun juveniles ya que carecen de clitelo por lo tanto no han llega a la madurez sexual.
La característica que distingue esta especie son las bandas transversales de color más claro.
The annelids (also called "ringed worms"), formally called Annelida (from Latin anellus "little ring"), are a large phylum of segmented worms, with over 2,000 modern species including ragworms, earthworms and leeches. They are found in marine environments from tidal zones to hydrothermal vents, in freshwater, and in moist terrestrial environments.They are bilaterally symmetrical, triploblastic, coelomate organisms.They have parapodia for locomotion. Although most textbooks still use the traditional division into polychaetes (almost all marine), oligochaetes (which include...