The decline in the population of Indian nativ | vedclass

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(D) The introduction of non-native or exotic species into a new ecosystem often leads to the decline or extinction of indigenous species. This phenome

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Alien species invasion

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(D) The introduction of non-native or exotic species into a new ecosystem often leads to the decline or extinction of indigenous species. This phenomenon is known as $Alien$ $species$ $invasion$. $Clarias$ $gariepinus$ (African catfish) is an invasive species that was illegally introduced into Indian water bodies,including the river Yamuna,where it competes with and preys upon native fish species,leading to a significant decline in their population.

The decline in the population of Indian native fishes due to the introduction of $Clarias$ $gariepinus$ in the river Yamuna can be categorized as:

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