SAN PEDRO
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| watersystem |
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| grasslands, temporarily flooded cover the alluvial soils of the estuary of the Río Yhaguy | left bank of the Río Paraguay | lateral lagoon of the Rio Paraguay |
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| along the Rio Paraguay Choco vegetación is mixed with vegetation of the Oriental Region |
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| Cerrado near Laguna Blanca |
erosion has left sanddunes in the east of the departament near Laguna Blanca foto: S. Peña |