He cited the example of the piranha, a fish that paiche prey on but that are still found in the rivers of northern Bolivia.

Source: https://southafricatoday.net/environment/a-freshwater-giant-is-a-boon-to-bolivian-fishers-but-an-unknown-for-native-species/

Now, paiche makes up 70% of the catch for fishermen because it is easier, has more meat, and no bones.

Source: https://southafricatoday.net/environment/a-freshwater-giant-is-a-boon-to-bolivian-fishers-but-an-unknown-for-native-species/

The paiche boom has changed the lives of residents in Riberalta, a municipality in the department of Beni, located 950 km (nearly 600 mi) east of the capital, La Paz.

Source: https://southafricatoday.net/environment/a-freshwater-giant-is-a-boon-to-bolivian-fishers-but-an-unknown-for-native-species/