dying crab

I’ve now officially lost 2 emerald crabs the EXACT same way within a week of purchasing, like 2 days ago I walked into my room to see 1 on its back next to a rock twitching and then 2 days later he was dead, last night I saw my other emerald crab holding onto the side of a rock with only its...

Walked into my room and saw my emerald crab “Austin” in the dying spider pose- he’s still kinda moving his front claws but generally not moving anything else and his apron is just open. I haven’t seen him molt yet and i Don’t think it’s starvation because he’s been eating both bubble algae and...

First time poster here & new to the hobby of saltwater aquariums. So far, all has been well.. I’m curious as to what these little red leg hermit crabs are up to if anyone could shed some light? When I approached the tank my Nassarius snails were circling the pair of hermit crabs as if...