As the water ripples in large tanks, Japanese Koi, looking like living jewels, lie in wait for the hand that brings them food pellets. Koi carp are elegant eaters, waiting patiently for their turn and ...
One recent afternoon, a pickup truck loaded with large cardboard boxes pulled out of a small parking lot west of Allentown, Pa. In the boxes were plastic bags of oxygenated water, and in the water ...