On a recent overcast morning, a small crew of hunters slipped into the chilly waters off the Sonoma County coast. Swimming from a placid cove, the seven men made their way around a swell that ...

The creature looked like a simple gnarled stone — until it danced. ... Thirty years ago, one-fifth of abalone were small. Today only 2 percent are. Average abalone shell sizes have grown larger.

A quarter-pound abalone (shell and meat) is about 3 inches across the widest part of the shell. He feeds the abalone wild kelp that he harvests and trucks up from Monterey Bay.

The abalone shell before excavation from the 100,000 year old, Middle Stone Age-levels at the Blombos Cave in South Africa. Photo by Science/AAAS. Researchers have unearthed two abalone shells ...

A coating of bright red powder on the insides of a pair of 100,000-year-old abalone shells is evidence of the oldest known art workshop, a new study says. The powder was found inside two shells in ...

Two abalone shells were found with ochre and mineral residue in them, along with tools resembling mortars and pestles made of stone and bone from a variety of animals.

Abalone with shells less than a quarter-inch long suffer a mortality rate of 60% to 99%. They are most likely to be preyed upon by filter feeders within the first 24 hours of being released, ...