This document describes the ecosystem of the Rio Ega river. It contains red mullet, carp, trout, and eel as animals and plants like yarrow, poppy, blackberry flower, acacia, dandelion, and thistle. The river is between 5-10 meters wide and 1-2 meters deep. Unfortunately, people negatively influence the river ecosystem by throwing rubbish like cans, plastic, clothing, shoes, and metal objects into the river.