Sparkling fish, murky methods: the global aquarium trade

After diving into the warm sea off the coast of northern Bali, Indonesia, Made Partiana hovers above a bed of coral, holding his breath and scanning for flashes of movement. Hours later, exhausted, he returns to a rocky beach, ...

How mixing light with salt makes a smolt?

For decades, researchers have tried to find out what regulates changes in salmon when they transform from being freshwater to saltwater fish. Now they have come a little closer to an answer.

Why mercury is more dangerous in oceans

Even though freshwater concentrations of mercury are far greater than those found in seawater, it's the saltwater fish like tuna, mackerel and shark that end up posing a more serious health threat to humans who eat them.

LSU professor develops technology to take mystery out of fishing

Fishing, a supposedly relaxing pastime, all too often becomes a frustrating series of near misses and lost chances for the recreational sportsman. This frustration is magnified for those who make their living through fishing ...