Blackedge eel Gymnothorax sacicola, are semi aggressive and cannot be kept with fish or crabs/ shrimp unless it they are bigger than the eel. They are very fun to watch eat. Their diet consists of live foods or frozen “sea foods”. Please keep in mind that you have a tight lid because most eels have a tendency to jump out of aquariums.
Small: 8 to 10 inches
Medium: >10 inches