The Baikal seal, aka nerpa or Lake Baikal seal, hails only from Lake Baikal in Russia (the world’s deepest lake) and some nearby rivers that flow into and out of said lake. These seals are only found in freshwater and are the
The Arctic char, aka Arctic charr, can be found in alpine lakes, as well as in Arctic and Subarctic coastal waters. These fish can be anadromous (spend part of their lives in the ocean and part in freshwater) and
The needlefish, aka long tom or garfish, can be found in shallow marine environments, brackish (mildly salty) habitats, and even in freshwater. Needlefish look a lot like freshwater gars, but are only
The cichlid can be found in the massive lakes of Africa and the rivers and lakes of Central, South, and North America. These diverse fish only dwell in fresh water bodies. There are a
Perhaps, the most commonly kept fish species in the aquarium trade is the molly, aka common molly, shortfin molly, or sailfin molly. These hardy and attractive fish can tolerate a wide range of
The sponge has been around for an awfully long time; 600 million years! That is since the Precambrian period of our planet’s history. With approximately 8,550 different described species
The freshwater jellyfish, aka peach blossom jellyfish, originally hails from the Yangtze River valley in China. However, is has been introduced to every continent, sans Antarctica
With their odd looking, flattened body the stingray silently maneuvers through the shallow tropical and subtropical waters throughout the world; armed, in most cases, with a
