catching emerald crab

Serra

New member
What is the best way to catch an emerald crab? I need help fast!
It's eating my pygmy angel at night.
 
Try placing a glass tilted on a rock and add a piece of meaty food in the bottom. Crabs can crawl/fall into the glass, but it is difficult for them to get out if at all. They can't grip the glass.
 
That sounds about right to catch him. I will take him if you are going to get rid of him. PM me with how much and where if you want.
Daniel
 
Eating your fish at night? Is it a big Emerald? I have one small one. Hope my little fishes are safe.
 
There are several different species of Emerald Crab, and some tend to eat more algae then others. The problem is, all crabs are opportunistic omnivores. They eat meat as much as they do algae.
 
The crab is small but so is the fish. The angel seems to bed down near him. The only other fish in there is a flame hawk and they get along fine.
 
I had the same problem with my emerald crab. started noticing the fins on my fish looked torn, figured out later it was the emerald crab at night. its not cool when a $5 crab starts nibbling on a $35 fish! needless to say, got rid of him.
 
This is going to be harder than I thought. I know right where the crab is but... Not seeing the glass trick working...any bait I put in there the hawk gets.
 
Figure out the hole where the crab hangs out, spot his little hairy legs, then lift that rock out quickly into a saltwater bucket. He'll leave the hole and you can replace your rock.
 
That is my plan of attack this morning. Unfortunately its rock is covered in a soft coral. I am just going to cover it with wet filter media and hope for the best.
 
Bag the rock in net and hope he exits. You might also remove the angel to quarantine until you catch the blighter. Your other option is to disrupt the soft coral and trust it to heal itself, given immaculate water. Xenia will heal very fast. Leather---another matter.
 
I have an emerald that got big really fast and he is picking at my Niger Trigger and my Yellow Tang. I have tried everything short of a 12 gauge to get rid of him. If you find something that works, PLEASE let me know.
 
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