identification

  1. chcgregg

    Unknown Phytoplankton ID - Pelagic Flagellate

    Hi there, have had slightly cloudy water and took a sample to find this guy. Not sure what type of algae this is. It has at least 2 Flagella, and is present when the lights are on. No sign of slime. Moves quickly as well. If anyone has any idea what genus this belongs to, that’d be great! Oil...
  2. S

    NPS Gorgonian ID

    Hi I just got a new gorgonian and it's my first coral in my seahorse tank. I'm curious to know the identity of this species as I'm unable to find it anywhere and the lfs I got it from only knows that it is a nps Gorgonian. Any help would be appreciated
  3. D

    Spionid worms or vermetid snails???

    Posted are a few photos of what I believe to be either spionid worms or vermetid snails. I am leaning towards the spionid worms because I have not seen any “web like” material come out of the end, but if anyone knows please let me know? if they are spionid worms, are they harmless? Thank you!
  4. M

    ID please

    Hello all, Please can anyone ID these 2 corals (multi-headed and 3-headed) I do have an idea but I don't want to bias any of your thoughts!
  5. CryptoNautical

    Dino identification please.

    Please help identifying these Dino’s. They rapidly move and zigzag back and forth. Im at a loss I just hope they aren’t large cell. I tried to upload a 10 second video but for some reason it isn’t allowing me.
  6. A

    Smaller Clownfish ID

    Hi, I am looking for an ID on this clownfish (the smaller one of course). is it a Picasso or an Onyx Picasso and how do you tell the difference?
  7. maryocean7

    Acan help

    Can anyone help me identify what is growing on the bottom of my acan? Almost looks like slime but it's the first time I've seen it. First timer in the hobby so not family with all pests or diseases. Thanks in advance.
  8. becky1107

    Toadstool ID please

    We've had this toadstool a while now but never figured out which species it is. It is big and extremely wavy in the flow. Thanks
  9. N

    Fish ID help

    Hi all, I purchased a new fish yesterday, thinking it was a 6-line wrasse. It is not. Any help on the ID would be appreciated! White body with lateral black lines, 3 per side. Dorsal fin also has black lateral line. Some black spots at rear coming from the lowest black line. Head and neck...
  10. A

    Help identify urchin

  11. D

    What's this leaf shaped thing?

    This thing has been growing between my sand and aquarium glass. There are two smaller ones like it that I can see. What is it?
  12. Pizzatwo

    What are these, attached to glass will long string hanging off.

    Trying to id these things on the glass. The close up is 10x zoom.
  13. T

    Need help identifying white dots all over my tank.

    It's been a while that these white dots started appearing. At first I thought they were copepods so I just let them be. But looks like they could be snail eggs or something. I have astrea and trochus snails, bristleworms, lots of copepods and amphipods in the tank so could be one of those...
  14. M

    What is this growing on my clove polyps?

    Hey, noticed this fuzxy growth growing on my clove polyps, the polyp that has the most of it won't open. Any idea what this is or what to do about it?
  15. TbSaysNo

    ID (Corals)

  16. Alexraptor

    Acro ID?

    This Acropora was sold as a WYSIWYG colony, simply under the label "Acropora Sp." A month ago. A month later, Coloring up Any thoughts? My own best guess is Acropora tenuis maybe?
  17. J

    Is this a favia or a favites?

    Won this coral by bid just over a year ago. It was listed as ‘yellow eyed favia’. It was like 1 inch in size when i got it. It grows slow but it suddenly will have a growth spurt sometimes. Its now on a 2 inch plate cause it over grew the one it came on. I realised the polyps are getting bigger...
  18. TbSaysNo

    Anyone able to ID these corals?

    .link:
  19. J

    Weird hammer coral or some sort of torch?

    Got this head of tank cultured ‘bicolour hammer’ from a home based coral aquaculture guy. I swear it has tips like a hammer but they’re small, thin and are so long? Like 1-2 inches long. Anyone have a hammer like this? Its like a hammer had fun with torch lol. It does not open and sway like my...
  20. S

    Dinoflagellates identification

    I’m going on a month and a half of Dino’s. I finally picked up a microscope to help identify what kind they are. Can anyone help ID these? It appears like 2 different kinds. Too hard for me to tell. Thank you
  21. dbati

    What is this Orange glowing critter

    I just noticed this orange glow under the night lights of my aquarium. It’s extremely difficult to get a good picture of it under any lighting. It is located at the bottom of a base rock. it has orange polka dots around a dark middle part. It doesn’t move at all either. Super curious as to what...
  22. chemicals

    Dinoflaggelates identification

    Hi, Hi, i’m currently batteling dinos and I was wondering if you could help me id these. Zoom is 250x. My guess is amphidinium small cell.
  23. LandLockedJones

    Bobbit worm antenna?

    Ahoy, I added a Duncan to the tank the other day. And when I was on the way home, I looked at the bag and saw a few hitchhikers. Was already planning a coralrx dip so wasn’t really concerned. seems I bumped of a snail or 2 which I wish I would have kept. But I also saw this thing that looked...
  24. J

    Which species of clownfish is this?

    Lfs just calls these guys African clownfish. Are they clarkii or allardi? Or something else? Thanks
  25. Devildai

    Can i please get help with id?

    I had been eyeballing this guy for a while. I have a thing where I will pass fish through many visits and of they are still there they are apparently meant for my tank. The lfs said he was some sort of saddle back but I can not for the love of me remember the name he said. I appreciate it.
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