I think this is a type of flat worm.
Low intertidal zone.
Lurking under a rock in the low intertidal zone.
Probably not a ribbon worm as it was too fat, but have to start somewhere *LOL*
Lurking under a rock that was turned over.
A ribbon worm lurking on a rock face amoung different coralline algae.
A ribbon worm lurking on a rock face amoung different upright coralline algae.
This Tubulanus polymorphus (Orange aka Red Ribbon Worm) was under a rock at the minus tide. It was about a foot long, but could probably stretch even more.
Lurking under a rock in Brittle Star Alley.
Low intertidal / shallow sub tidal zone.
Not sure if this is even a Polychaete?
from benthic grab
Another type of flatworm lurking in the low intertidal zone under a rock.
Nemertea is a phylum of invertebrate animals also known as "ribbon worms" or "proboscis worms". Alternative names for the phylum have included Nemertini, Nemertinea and Rhynchocoela. Although most are less than 20 centimetres (7.9 in) long, one specimen has been estimated at 54 metres (177 ft), which would make it the longest animal ever found. Most are very slim, usually only a few millimeters wide, although a few have relatively short but wide bodies. Many have patterns of...