Five radial canals and gonads instead of the usual four. Observed while nightlighting.
Observed while nightlighting
Fairly small. Observed while nightlighting
Observed while nightlighting
Observed while nightlighting
Very small. Distinctive beaded looking tentacles. Observed while nightlighting
Observed while nightlighting
photo by Chris and Frits Beerthuizen
Observed while nightlighting with @jensseattle
There were thousands, probably millions of these guys off the dock the day I went. Super cool to see them everywhere.