Mormyrus Longirostris, also called Freshwater Dolphin Fish! Not actually related to Dolphins, this fish gets its name for its resemblance to dolphins and is actually almost blind! Freshwater Dolphin Fish rely on Electric pulse navigation so see, so it is a good idea not to move their tanks around too much or they are at risk of bumping into things. Maxing out around 30 inches, this peaceful fish will need a diet of meaty foods like worms and crustaceans to survive. All pictures shown are for illustration purposes only. Actual products may vary due to natural variation with livestock.