The United States is the main market for “ornamental” marine fish, those that end up as pets in aquariums. Now, a new study ...

Cambodia, Mekong River — Kon Sophol knew the giant stingray hooked on the end of his line was bigger than any fish he had ever seen. What the 41-year-old fisherman from Koh Preah, a remote island in ...

Nat Geo Explorer Zeb Hogan has spent decades asking the question. “I thought there would be a simple answer,” he now concedes, after recording a 661-pound stingray. “I was wrong.” Scientists tag and ...