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In 1960, an invasive species of fish was introduced into the stable ecosystem of a river. since then, the population of a native fish species has declined. this situation is an example of an ______

1 Answer

10 votes

Answer:

ecosystem altered through the activities of an organism

Step-by-step explanation:

if an organism enters an entirely new environment, its gonna disrupt the lives of other organisms through factors such as competition.

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