ID please

courtstig · Dec 25, 2021

What is this growing in my sump

grnpc2000 · Dec 25, 2021

courtstig said:
What is this growing in my sump

I have very similar white branching unknown objects. Mine are much thinner. Anyone got an idea regarding these.

Reefing102 · Dec 25, 2021

Looks like sponges. Harmless

G Santana · Dec 25, 2021

Definitely sponge, harmless filter feeder

grnpc2000 · Dec 25, 2021

Reefing102 said:
Looks like sponges. Harmless

Thank you.

grnpc2000 · Dec 25, 2021

G Santana said:
Definitely sponge, harmless filter feeder

Thank you

IF YOU HAD TO TAKE A REEFING EXAM, WOULD YOU PASS?