These special tanks are urgently needed to care for and care for the rescued La Plata dolphins until they can be released back into a suitable habitat in the sea. The water basins are equipped with a high-quality filter system and a pump system. This is the only way to achieve optimal water quality for the animals, which is crucial for the survival of La Plata dolphins. The stay of the animals until recovery lasts several weeks to months. The animals must be cared for around the clock until it is ensured that they can lead an independent life and are no longer dependent on human help.