Thursday, March 11, 2010

Tropical Freshwater Fish

October 2, 2008 by Freshwater Fish Hobbyist  
Filed under Freshwater Fish

Tropical Freshwater Fish Endangered

Tropical rainforest waters are inhabited by almost all types of freshwater fish. These waters are composed of the world’s largest rivers such as the Amazon, Madeira, Mekong, Orinoco, Negro and Zaire in Congo. These rivers receive an enormous amount of precipitation through their watersheds. With their rattling sizes and water compositions, they have their own tributaries which are the creeks and streams. These water forms are able to house many different fish species and they are collectively called as tropical freshwater fish. This type of fish is the most collected in aquariums and fish tanks because they display a variety of colors and they are known to have showmanship because they emblazon the community tank with their different physical attributes

Tropical Freshwater Fish

Tropical Freshwater Fish

For the passionate hobbyists, collecting tropical freshwater fish is not a mere exhibition of different species and not just a hobby alone. The serious aquarists aim to create an environment conducive for their collection and they consider the physiological adaptation of the species in order for them to reproduce and live longer. But unfortunately, several types of tropical freshwater fish are now prone to extinction. Tropical freshwater fish are endangered due to the carelessness of mankind and the haphazard ways of the inconsiderate people. The destruction of the rainforests, damming of rivers and water pollution put these tropical freshwater fish in the brink of perilous future. These are some of the acts, which directly affect the lives of tropical freshwater fish.
Tropical rainforests are swiftly threatened everyday. Deforestation is very rampant that almost 40 to 250 species of plants and animals become extinct everyday, and a whopping 92,000 species are lost each year. Continuous illegal cutting of trees causes erosion, flooding and discrepant weather conditions. These factors however directly affect the habitat of the tropical freshwater fish, causing them to die and face extinction.

Tropical Freshwater Fish

Tropical Freshwater Fish

Erosion causes the massive loading of land to water forms which creates a muddy environment for the tropical freshwater fish, affecting their eyesight and generally their health. Also, with the loaded amount of eroded land on water forms, fish eggs are not kept safe and thus preventing them to reach hatching stage.
Damming of rivers is another factor, which endangers tropical freshwater fish. It floods out rivers and streams into a large lake. They cause the possibility for the vegetation to decay and modify water conditions. Altered water conditions for tropical freshwater fish can be very dangerous. If they cannot adapt to the present water condition, they will surely perish. Dams prevent the migration of tropical freshwater fish from the rivers upstream.
Pollution is another great factor for the destruction of the tropical rainforests. Dumping of garbage in water forms directly affects the species. With poisonous chemical spills, water species are threatened and moreover, they die.
The introduction of non-native fish to a community of native fish can also jeopardize species of tropical freshwater fish. Foreign or alien fish species on water sources are capable of harming the local fish, creating a competition on habitat and food. Over collecting of fish has been said to contribute to the extinction of some tropical freshwater fish. Using them for commercial purposes is now very rampant.

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