Saltwater Fish: How They Survive in a Salty World Through Adaptation and Osmoregulation
Saltwater fish survive in a salty environment by using chloride cells in their gills. These cells contain the Na+/K+ ATPase enzyme that removes extra salt. They drink seawater to stay hydrated. In contrast to freshwater fish, which absorb salt, saltwater fish excrete it. This helps them balance their body’s salt concentration. Additionally, saltwater fish have … Read more



