Extinct Fish

There are several common fresh water Aquarium fishEndlers livebearer, is found in a wetland area in
that are extinct or nearly extinct in the wild. Quite oftenVenezuela. This area is seriously threatened by a
the collecting of fish for the aquarium trade is blamed.rubbish dump. The fish might already be extinct in the
My own research suggests that this is rarely the mainwild, or if some still exist, their survival is precarious.
cause.There are populations being bred for the aquarium
I should clarify this statement. I am specifically talkingtrade, but unfortunately, this fish is also threatened in
about fresh water fish, not about marine species. Thecaptivity both by inbreeding and by being hybridized
collectors of fish for marine aquariums will sometimeswith the Guppy, Poecilia reticulata.
use cyanide to knock out the fish so they can beThe White Cloud Mountain Minnow
collected. This is very harmful to both the fish collectedThe White Cloud Mountain Minnow was believed to be
and others in the immediate area. This environmentallyextinct in the wild, but a tiny surviving population that
evil practice is not used, as far as I have been able tomay be native was found a long way from the White
determine, for freshwater species.Cloud Mountain where most of the original population
The most common cause of extinction is habitatoriginated. The loss of this fish from its main area was
destruction by human activities. Here are a fewcaused by environmental damage by humans
examples.development rather than by the collection if this fish.
The Endlers GuppyThis fish is being bred in the millions for the aquarium
The Endlers Guppy Poecilia wingei, also called thetrade.