Great Lakes tribes and state biologists are working together to reintroduce Arctic grayling to northern Michigan's waterways ...

The typical dorsal fin is a triangular-shaped piece of skin wrapped around muscles and bony spines or rays that sits on a ...

MUMBAI: The Chel Snakehead, a rare fish thought lost in India, has been rediscovered in North Bengal after 85 years, ...

This aggressive fish is native to China ... and canine teeth on their lower jaw. Their long dorsal fin, which runs much of the length of their body, and a powerful anal fin make them speedy ...

These upright fish have a dorsal fin that flutters 30 to 70 times per second to provide forward propulsion. They also have a set of small pectoral fins near the back of their head that are used to ...

The snakehead is a freshwater fish defined by its elongated body and snake-like head with long dorsal fins. Native to Asia, there are 37 known species of snakeheads across Asia, measuring 25 to 30 ...