The bluefin killifish is a variety of fish native into the coastal waters in the southeastern United States. This fish is also known as the Atlantic bluefin killifish, Gulf bluefin killifish, plus the bluefin mudfish. They’re stated as critically endangered, Along with the Indian Ocean population and the Atlantic Ocean https://soboaquarium4feetonline.blogspot.com/2025/01/what-you-must-know-before-keeping.html