Any idea?

[Firepony]

I found these orange things. Snail eggs? Nudibranches? If you know, can you please send me a link? TIA

 

[ISpeakForTheSeas]

Colonial tunicates - harmless filter feeders, though seeing them growing on macroalgae is a bit concerning, as that leads me to believe they’re may be pretty invasive.

 

[Firepony]

Colonial tunicates - harmless filter feeders, though seeing them growing on macroalgae is a bit concerning, as that leads me to believe they’re may be pretty invasive.

Thank you