Trout ‘dumber than goldfish’

by Tony Bishop on January 26, 2006

The myth of goldfish having a memory span of just three seconds has been shattered.

Research by Queen’s University in Belfast shows that goldfish are capable of both remembering and learning. And they are more intelligent than trout.

In the study goldfish and trout were given electric shocks as they swam round a tank. The goldfish quickly learned to avoid the areas where they were likely to get a shock, while the trout kept straying into the hazardous part of the tank.

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