Remember the names Donda, Calvelhe, Labruge or da Foz. These are other names for the Rio Onda. This river separates the parishes of Lavra and Labruge. The Rio Onda has shaped this land for centuries.
The Rio Onda stretches about 11.8 km. It drains an area of 48.58 km2. This area is mainly agricultural and forest lands. However, it shows poor biodiversity. The river begins its journey in Guilhabreu at Poça do Inferno. It flows into the Atlantic Ocean between Labruge and Angeiras beaches.
The Rio Onda once teemed with life. It was known for good fishing. There was an intense milling activity too. Imagine the riverbanks bustling with fishermen. Picture millers hard at work.
The Rio Onda belongs to two hydrographic regions. These are the coastal region between the Ave and Leça rivers. It also belongs to the Cávado, Ave and Leça hydrographic region. Its basin spans approximately 48.5 km2. The Rio Onda is a vital part of this region’s water system.
Despite its modest size, the Rio Onda is important. It supports local ecosystems. It also plays a role in the region’s water management. Efforts to protect the Rio Onda are ongoing. These efforts aim to improve its biodiversity. They also try to restore its historical significance.
So, as we stand here, consider the journey of the Rio Onda. It is a journey through time and nature. The Rio Onda connects land, sea, and people. It reminds us of the importance of preserving our natural resources. The Rio Onda may be small, but its impact is significant.