Technology: The Fish Don't Stand a Chance

New equipment takes some of the guesswork out of angling

When George Poveromo goes fishing, he doesn't fool around. Entering precise coordinates into the computerized navigation system of his 26-ft. sport- fishing boat, the Miami-based writer speeds directly toward a favorite haunt, a stretch of the Atlantic three miles southeast of Fort Lauderdale. When the computer beeps to tell him he is approaching the spot, Poveromo flicks on a bread-box-size electronic instrument, his "fish finder." By sending sound waves into the water, the machine, operating much like a radar device, probes for objects beneath the surface. The findings are recorded by a stylus that moves across a rotating paper drum. At...

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