Goldfish are originally from China and possibly nearby countries including Korea and Japan, according to Pawnation. However, because they are widespread pets and sometimes released into the wild, they have been found outside their home range and have even been caught in the United States.
Wild goldfish typically live in quiet, freshwater settings such as backwater pools and streams, especially in environments with plenty of aquatic vegetation, according to the United States Geological Survey. Wild goldfish are tolerant of rougher waters, fluctuations in temperature and even bodies of water with low oxygen. Goldfish have also been found in waters with high levels of salinity.Learn More
Krill live in all the oceans of the world, the most abundant of which is Antarctic krill. This species, found in the Southern Ocean, has an accumulated weight of between 125 million to 6 billion tons.Full Answer >
The common porpoise, also known as the harbor porpoise, lives throughout the temperate coastal waters of the Northern Hemisphere. The porpoise prefers shallower waters and is most common in bays and harbors.Full Answer >
Dolphins are equipped with blowholes on the crowns of their heads through which they breathe air when they reach the surface of the water. They are capable of holding their breath for up to 10 minutes.Full Answer >
The 42 known species of dolphins live in the waters of oceans and rivers all over the world. Dolphins are found everywhere, from shallow coastal waters to the deep of the open ocean, and they migrate to and from certain areas due to water temperature and food availability.Full Answer >