Two style specimens had been also captured amongst 1984 and 2004. Considering that the Ornate Sleeper Ray is rarely observed and you will find none in captivity, it is the rarest fish on the earth. Impression Editorial Credit score: Wikimedia Commons The Devil’s Gap Pupfish is probably the rarest fish https://sobo6ftaquarium.blogspot.com/2025/02/how-to-set-up-your-first-aquarium.html