id please

[blaster]

long yellow stringy worms with yellow black bands.they gather in large groups

[Jack]

Do they come from the sandbed?

[blaster]

no they just gather on the sandbed

[LostMind]

spaghetti worms. The long skinny tentacles come out of the sand, originating from just one worm. They feed on detritus and such, so they are pretty good I think.