horseshoe crab

  1. CoralsAnonymous

    Livestock [Corals Anonymous] Mega Spring Clearance Sale - Ends April 24th!

    Our Annual Spring Clearance is going on now until April 24th - new deals and clearance items added and discounted daily. As always, we have free overnight shipping on orders $349.99 and over to the continental US via both FedEx and UPS. Govx ID users for military, veterans and first responders...
  2. Gaufl

    Horseshoe crabs (Limulus polyphemus) feeding tips

    Hey everyone! I just purchased a few juvenile Limulus that I would like to raise. The tank is setup with minimal scape and a large area of fine sand. Temp is at 21°C. My question is about feeding these guys. They are always completely burried in the sand. So how do I feed them? I tried...
  3. Nutramar Foods

    Horseshoe Crab

    Horseshoe Crabs are commonly known as ‘living dinosaurs’ because their fossils show they lived 445 million years ago, and they have not evolved much in the past 200 million years. They are actually arthropods and not true crabs, which means they are more closely related to spiders and scorpions...
  4. F

    Horseshoe Crab Disease

    Hi everyone, I have been raising 2 Horseshoe crabs for the last 5 years (1 is 3 yrs. old, 1 is 5 yrs. old) They eat well, have a big tank and are usually great but the 5 yr. old has developed Green Algal disease. His shell is turning green and splotchy, he's not eating much and moving slow. Has...
  5. O

    Planning on keeping a healthy adult horseshoe crab in the future, overview

    (sorry if this is a duplicate to the question post i made a little earlier, im not terribly experienced with a true forum format yet) Hello! forgive my possible lack of candor, I'm totally inexperienced in the realm of saltwater enclosures, but I do have a crazy idea (ahhh yes, the classic...
  6. Caleb M

    Tank update and livestock!!!!

    Hello everyone!!!! Excited to show an update on the tank after 2 years the tank has been running great "knock on wood" Im 25 gal lagoon Aio is still doing great! The live stock has changed but kind of stayed the same. In the past I have had multiple mandarin goby's. I successfully got one of...
  7. A

    Horseshoe Crab Molting Deformity

    I have had my horseshoe crabs for 3 years, they have molted several times over the years however I encountered an issue that non of the forms I have read have covered my horseshoe crab had a molt but something went wrong, he cracked the shell open before fully exiting the shell and then he got...
  8. Nemz

    Horseshoe crab with shell disease?

    I have an adult female horseshoe crab for about 1.5 year now. She is doing very well. She eats well, unbothered, and very actively digging . The problem is she has developing shell disease :confused:. No other horseshoe crabs have this problem. Its only her. Her shell is very rough as she has...
  9. Phantom7

    Horseshoe crab question

    Hello! Yesterday I went to my lfs with the intentions of grabbing an anenome and 3 peppermint (hoping they’re true) to deal with my very mild aptasia issue I’ve had for the past year in my 120. Knowing myself, I walked out with 6 peppermint, a urchin, and a horseshoe crab. i purchased the...
  10. S

    Balancing refugium

    Heya guys! I apologize beforehand for my long post but there is a lot of information and weird thing that happened. I am somewhat new to the hobby. I have read basically everything you can about everything concerning the care of horseshoe crabs and their husbandry as well as everything I can...
  11. S

    Horseshoe crab and refugium setup

    Heya guys! I apologize beforehand for my long post and if it's in the wrong area, this seems right though but there is a lot of information and weird thing that happened. I am somewhat new to the hobby but I have read basically everything you can about everything concerning the care of horseshoe...
  12. T

    Horshoe crab injured

    Our friend accidentally dropped our live rock on top of our horshoe crab when cleaning. He lookes okay but was upside down for a while, then we flipped him, then he moved a little bit away from his spot. We thought he was dead so we took him out. But my husband has been checking on him and it...
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