Egg masses at base of frags

[Babboney]

Anyone know what these are? They appear to be egg masses. Mostly found at the base of frags, but also on the side of frag plugs. I can find them near zoas, softies and sps. Any help is appreciated.

 

[Bdog4u2]

Sunny side up

 

[Sabellafella]

Limpets

 

[Sabellafella]

Anyone know what these are? They appear to be egg masses. Mostly found at the base of frags, but also on the side of frag plugs. I can find them near zoas, softies and sps. Any help is appreciated.

They eat algae down to the bone,score

 

[Babboney]

Sabellafella, thanks for the id, much appreciated.