Oxygen in the St. Lawrence Estuary is decreasing — and having a major impact on small animals living there

The majestic St. Lawrence River, a jewel of economic, historical and environmental importance, reminds us of the need to preserve this essential ecosystem. (Ludovic Pascal), Fourni par l'auteur

The waters of the St. Lawrence Estuary are running out of breath. The lack of oxygen in deep waters is affecting the organisms that live on the bottom of the estuary.

How do deep ecosystems react to this deoxygenation?