Help ID strange white substance on live rock

  • Thread starter Thread starter Sid996
  • Start date Start date
  • Tagged users Tagged users None
Reef by Steele, Pods Starting @ $19
Jump to Last
S

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

Similar threads

C
Thread like pest ID?
Replies
1
Views
42
rayadog
rayadog
C
Help me with white substance
Replies
1
Views
61
EnterName
EnterName
C
Eunicid Worm ID
Replies
1
Views
54
CheifReeferNB
C
Jad_4896
Worm-like creature ID help
Replies
3
Views
73
EnterName
EnterName
stixs5758
Anyone know what the white substance is
Replies
5
Views
121
Mr. Mojo Rising
Mr. Mojo Rising

TOP 10 Trending Threads

Gumbies R Us
In your experience, what is the #1 way to remove algae?
2
Replies
23
Views
332
bubble.of.zen
bubble.of.zen
Redbird5
    • Like
Cleaning skimmer cup suggestions
2
Replies
28
Views
297
BriDroid
BriDroid
Boxed Fish
    • Like
is there anything you ever regret putting in your display or sump?
2 3 4
Replies
70
Views
1,898
BasementBox
BasementBox
BeTheFish
    • Like
Desire to advance to SPS corals- is water stable enough?
2
Replies
22
Views
270
exnisstech
exnisstech
DmitryB
Coral Snow - Calcium Carbonate
2
Replies
24
Views
580
fryman
fryman
J
Upgrading tank, anything I should know or tips will help 👍
2
Replies
20
Views
735
MC Blowfish
MC Blowfish
BeTheFish
    • 2 Thumbs
    • Like
New to R2R and ready to advance knowledge further!
2
Replies
20
Views
226
Rocks reef
Rocks reef
ChrisfromBrick
Have you won the bubble algae battle manually on medium to large tanks?
2 3
Replies
41
Views
633
mcarroll
mcarroll
S
Dino i.d pls picture attatched
2
Replies
23
Views
267
mcarroll
mcarroll
jmaneyapanda
    • Like
What exact level IS high CO2 in a house?
2 3
Replies
48
Views
940
Marc G-L
Marc G-L
Reef by Steele, Pods Starting @ $19

HOW DO YOU COVER THE TOP OF YOUR REEF TANK?

  • Full mesh screen

    Votes: 9 50.0%

  • Glass or acrylic lid

    Votes: 3 16.7%

  • Partial screen or cover

    Votes: 0 0.0%

  • Canopy or fitted hood

    Votes: 2 11.1%

  • Open top

    Votes: 3 16.7%

  • A combination of these

    Votes: 1 5.6%

  • Other (Post in the comments)

    Votes: 0 0.0%
See comments…

New Posts

Dinkins Aquatic Gardens
Nutramar Foods
World Wide Corals
TCK Corals
SaltwaterAquarium.com
Tidal Gardens
TSA
New Posts
Back
Top
Home
Forums
Post thread…
Market
What's new