Black spiky growth on rocks?

Sinibotia

Active Member
View Badges
Joined
Oct 2, 2019
Messages
171
Reaction score
261
Location
Portland Maine
Rating - 0%
0   0   0
I noticed a black spiky growth on a rock today in my 10g reef. Dont know for sure how long it has been there as I just moved the tank and the rock got turned somewhat.

20200322_170643.jpg
 

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

  • Yes!

    Votes: 32 45.7%
  • Not yet, but I have one that I want to buy in mind!

    Votes: 9 12.9%
  • No.

    Votes: 26 37.1%
  • Other (please explain).

    Votes: 3 4.3%
Back
Top