Word: tubifex
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This much is known: the disease is carried by a microscopic protozoan called Myxobolus cerebralis, whose spores are released when infected fish die. These spores are not in themselves harmful to trout. It is only after they have been ingested by inch-long Tubifex worms in the mud that the parasites become dangerous. In the worm's gut, the protozoan takes a new form: grappling-hook-shaped spore cases that when released from the worm, can invade the gills and skin of tiny rainbow fry. The infection eats away at the cartilage of young trout, leaving them deformed, discolored...
...seven languages, holds degrees in mathematics and biology. He reveres the late General Motors Wizard Alfred P. Sloan in the way that most naturalists regard Charles Darwin. At a pet-business convention in Manhattan last week, Axelrod showed off fish food that would have intrigued Darwin. This was Tubifex Worms-ordinary sewer-variety worms spiked with a tasty, Axelrod-discovered fish-blood extract, and dry-frozen. Axelrod, always confident, expects that the new product will capture most of the fish-food market...
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