Why can the number of commercial herbivorous fish decrease sharply when predatory fish are killed in a pond?
| May 29, 2020 | Education
1) the destruction of predators leads to a sharp increase in the number of herbivorous fish and increased competition between them;
2) a large number of herbivorous fish helps to reduce the food supply, the spread of various diseases among them, this will lead to mass death of fish.
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