Help ID strange white substance on live rock

  • Thread starter Thread starter Sid996
  • Start date Start date
  • Tagged users Tagged users None

Sid996

New Member
View Badges
Joined
Feb 23, 2025
Messages
24
Reaction score
9
Location
Nottingham
What state or country do you live in
United Kingdom
Rating - 0%
0   0   0
anyone have any idea what this strange white stuff is on my rock ? and should I be worried

cheers

IMG_20260413_180637014.jpg IMG_20260413_180633584.jpg IMG_20260413_180620272.jpg
 
Likely sponges or tunicates (I'm thinking tunicates). They're filter feeders and usually not a concern unless they're encroaching on corals.
 

TOP 10 Trending Threads

WHICH SUPPOSEDLY EASY CORAL HAS GIVEN YOU THE MOST TROUBLE?

  • Zoanthids or palythoas

    Votes: 20 19.0%
  • Mushrooms or Ricordea

    Votes: 20 19.0%
  • Green star polyps

    Votes: 15 14.3%
  • Xenia

    Votes: 10 9.5%
  • Leather corals

    Votes: 10 9.5%
  • Duncan or candy cane corals

    Votes: 22 21.0%
  • Birdsnest or Montipora digitata

    Votes: 29 27.6%
  • None—mine have lived up to the reputation

    Votes: 5 4.8%
  • Other (tell us which one)

    Votes: 3 2.9%
Back
Top
Home
Post thread…
Market
What's new