Identification Forum

18,775 topics in this forum

1. THE ULTIMATE ID THREAD! Before you post WHATS THIS? LOOK HERE! 1 2 3 4 28

   By Helfrichs Chick, October 6, 2007
   • 684 replies
   • 443,889 views
   • 
   • DevilDuck
   • May 12
2. Thy Holy Tome of ID Sites

   By carbon-mantis, April 22, 2011
   • 6 replies
   • 27,776 views
   • 
   • Harrisonbored
   • July 3, 2018
3. Aptasia?

   By Dave MN Nano, 14 hours ago
   • 2 replies
   • 29 views
   • 
   • Dave MN Nano
   • 14 hours ago
4. Can someone please identify these?

   By Debbie 005, 17 hours ago
   • 2 replies
   • 39 views
   • 
   • WV Reefer
   • 16 hours ago
5. White thing with antennas

   By Dave MN Nano, Tuesday at 03:49 PM
   • 2 replies
   • 40 views
   • 
   • Dave MN Nano
   • Tuesday at 07:50 PM
6. New coral. Don’t know the name

   By Gavind3, Sunday at 06:57 PM
   • 2 replies
   • 87 views
   • 
   • WV Reefer
   • Monday at 09:18 PM
7. Odd half-shell snail with two bony mouthparts

   By A.m.P, Saturday at 02:20 PM   

   • snail
   • 3 replies
   • 44 views
   • 
   • A.m.P
   • Saturday at 05:29 PM
8. New Wrasse from LFS

   By Gavind3, July 19
   • 23 replies
   • 194 views
   • 
   • Clownfish king
   • July 23
9. What is this?

   By Xj reefing, July 19
   • 6 replies
   • 75 views
   • 
   • Ratvan
   • July 19
10. Strange algae on glass

    By BGJames, July 19
    • 2 replies
    • 30 views
    • 
    • BGJames
    • July 19
11. Algae on glass

    By BGJames, July 14   

    • algae
    • glass
    • (and 2 more)

      Tagged with:

      • algae
      • glass
      • skimmer
      • tunze
    • 3 replies
    • 71 views
    • 
    • dwdenny
    • July 17
12. Sinularia?

    By JulesH, July 11
    • 2 replies
    • 67 views
    • 
    • JulesH
    • July 14
13. Crab ID

    By RC1313, July 13
    • 2 replies
    • 43 views
    • 
    • RC1313
    • July 13
14. Fuzzy worm

    By Pooky85, July 12   

    • worm id
    • 6 replies
    • 83 views
    • 
    • Pooky85
    • July 12
15. ID worm please ​😭 ​

    By M. Tournesol, June 26
    • 4 replies
    • 80 views
    • 
    • M. Tournesol
    • July 12
16. Need help with id

    By Pooky85, July 6   

    • anemone
    • 7 replies
    • 163 views
    • 
    • Pooky85
    • July 12
17. tiny 1-10mm brown hard crown looking things in sand

    By saltysea, June 18
    • 3 replies
    • 130 views
    • 
    • saltysea
    • July 10
18. Aiptasia, bubble algae, copepod and ?

    By PeterU, June 1
    • 11 replies
    • 170 views
    • 
    • PeterU
    • July 8
19. Hitchhiker ID

    By TheOverFeeder, July 8
    • 0 replies
    • 44 views
    • 
    • TheOverFeeder
    • July 8
20. What is this coral?

    By klmt, June 26
    • 7 replies
    • 157 views
    • 
    • klmt
    • July 6
21. Another "found on glass"

    By PeterU, June 29
    • 2 replies
    • 69 views
    • 
    • PeterU
    • June 29
22. need chalice id

    By calabdiver, June 28
    • 1 reply
    • 57 views
    • 
    • mitten_reef
    • June 28
23. Possible Candy Cane Pest?

    By mike_B, June 28
    • 2 replies
    • 61 views
    • 
    • mike_B
    • June 28
24. Harmless worm?

    By fishkeepersaltnfresh, June 22
    • 2 replies
    • 85 views
    • 
    • WV Reefer
    • June 27
25. New nano-reef tank Algae?

    By GroundRelay, June 25
    • 5 replies
    • 119 views
    • 
    • GroundRelay
    • June 26