the smallest fish is the
Paedocypris
it is smaller then a pea
The giant freshwater stingray
creek
One inch
Put it in a tank with water. Then total weight of tank + water + stingray, then take out stingray and weigh tank + water. The difference is the weight of the stingray.
The smallest fresh water fish I can find a reference to is the "Paedocypris progenetica". It is native to the tropical swamps of Malaysian Borneo. Maximum size is 7.9 mm for an adult female.
octopus,ocellated fresh water stingray,one gilled swamp eel,&ocellated oach
The stingray's habitat is the coastal and warm bodies of waters found around the world. For example, the common stingray's habitats are the northeastern regions of the Atlantic Ocean and the Mediterranean and Black Seas. This is a carnivorous animal.
The stingray's environment is in the Pacific Ocean. It lives under water.
a black stingray is a fish.
salt water
sea water
The smallest plant is the uni-cellular Fresh Water Green Algae (Chlamydomonas genus).