No.

The mudskipper, also known as jumping fish, is commonly found in the mudskipper family. Mainly inhabits the estuaries of salt and freshwater waters, near the shore mudflats or the bottom of the rotten mud of the low tide area, the poor environment of the water quality tolerance. It is a warm water fish with wide temperature and wide salt. Mudskippers will die if they are maintained in freshwater for more than ten days. Water temperature 14 ~ 30 ℃ growth faster, 14 ℃ below the reclusive cave, soliciting less food, slow growth.?

Expanded Information:

There are 25 species of mudskippers in the world***, which can be grouped into four species based on their morphology and behavioral There are 25 species of mudskippers in the world***, which can be categorized into four species based on their morphology and behavioral characteristics; there are mainly three genera and six species along the coast of China, which are mudskippers, great mudskippers, green mudskippers, and great green mudskippers. The common species are mudskipper, great mudskipper, and green mudskipper. Mudskippers have gills and are true fish, an ancient class of less evolved fish critters.

The mudskipper is mainly found in the South China Sea and the East China Sea in China, and in Guangdong, mainly in the mouth of the Pearl River and Leizhou Bay. Worldwide distribution in the west coast of Africa, India, the Pacific Ocean waters, the New Hebrides tropical and subtropical near-shore shallow waters (U.S. state does not produce).

Baidu Encyclopedia - Mudskipper