Aquarists spend a lot of effort trying to get the salinity levels in their marine aquariums just right. And if they don’t they really should since fish have evolved special mechanisms to regulate the content of water inside their body in…
Aquarists spend a lot of effort trying to get the salinity levels in their marine aquariums just right. And if they don’t they really should since fish have evolved special mechanisms to regulate the content of water inside their body in…