Violet goby "Columnaris" and fin rot; which are bacterial infections that spread across the skin and fins of the fish. They are usually treated with antibacterial or antibiotic medications. Violet goby The violet goby ("Gobioides broussonnetii") is a species of goby native to marine, fresh and brackish waters near the Atlantic coast of North and South America from South Carolina in the United States of America, to northern Brazil. It prefers bays, estuaries and river mouths with muddy substrates. It is often marketed as the dragon goby or dragon fish. The Violet goby has a long, slender, eel-like body. Its dorsal and
Kirk's blenny maximum total length of 11 centimetres (4.33 inches), and feed primarily off of benthic algae. Kirk's blenny The Kirk's blenny ("Alticus kirkii") is a species of combtooth blenny (family Blenniidae) in the genus "Alticus". It was described by A. Günther in 1964, originally as a member of the genus "Salarias". It is a tropical blenny which is known from the Red Sea, Mozambique, Réunion, the Persian Gulf, and India, in the Indian ocean. Kirk's blennies inhabit waters near the shore, and often spend time out of the water. They are able to breathe air when on land. They are oviparous,