Researchers said they named the new species “cuulongensis” after the Vietnamese name “cửu long,” which means “nine dragons” ...

Shallow, fresh or slightly brackish backwater sloughs and edgewaters with good ... to the upper reaches of the San Francisco Bay and Sacramento-San Joaquin Delta Estuary, from San Pablo Bay upstream ...

Photos from Vo, Hibino, Ho, Le and Seah (2025) Mekong’s estuary snake eels live in the brackish water where the Mekong River meets the South China Sea. The eels were “common,” found at ...