Pebble toothed eels are not a huge risk to fish or shrimp, but they are clumsy and can eat crabs if they can.
Zebras are cool, but usually large and just knock stuff over. I had one and a pair of cleaner shrimp that hung out in the same hole.
Zebras are cool, but usually large and just knock stuff over. I had one and a pair of cleaner shrimp that hung out in the same hole.