Summary

1911 Encyclopædia Britannica/Perch… (1911)

The perch is strictly carnivorous and most voracious; it wanders about in small shoals within a certain district, playing sad havoc among small fishes, and is therefore not to be tolerated in waters where valuable fry is cultivated. Perch of three pounds in weight are not infrequently caught in suitable localities
Source: Wikisource

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