Between 1984 and 2004, two types of specimens were also obtained. The Ornate Sleeper Ray is the planet’s rarest fish as it is rarely observed and you will find none in captivity. The hatchetfish is an interesting tropical fish that spends its lifestyle up at the surface of the tank. https://malaysiafishaquarium.blogspot.com/2024/09/customized-vs-sobo-aquarium-which-one.html