Do any sea horses live in fresh water?

Seahorses are primarily marine fish, although a few species have been found living in brackish rivers. The seahorse occasionally sold as fresh water seahorses are actually pipefish, not seahorses. read more

Successfully keeping seahorses in a home marine environment isn’t all that difficult, provided the hobbyist follows a few guidelines. The animals must always be kept in a separate tank. Seahorses cannot compete for food if kept with almost any other fish. They require optimal water conditions for survival, so a good filter is a necessity. read more