摁摁摁 就是這些 可以幫我翻成英文嘛
- 1 decade agoBest Answer
In earlier years, people over-fishing of course resulted in the reduction of ethnic cherry hook, but its habitat in the waters adjacent to the development of cross-strait River is
Caused by the main reason for today's endangered species. Outline are as follows
a. fifties Veteran Association and Wu Ling Fushoushun farm temperate fruit planting success, the huge profits of the development to attract the crowds to go
Lishan, Wu Ling mountain area of legal or illicit cultivation, while the cultivated land is also the habitat of the salmon rivers of the waters near
With the hillside.
b. the salmon and other fish similar to salmon, the water temperature, water quality very stringent requirements. Tadao Kano during the Japanese occupation era, pointed out that not ︰
Higher than 17 degrees in the waters found in the salmon. At present, the upper reaches of the tributaries of the Tachia River water temperature rise, coastal forests and streams
Have been felled into the orchard and vegetable areas have a direct correlation.
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c. In order to mitigate the Techi Reservoir sedimentation, at present, the survival of the salmon habitat of the Chichiawan and linked to the Snow Creek and unnamed
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River, the construction of the 11 about five meters high dams. The existence of dams blocking the fish in the river between upstream and downstream migration, which has affected
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Ring fish populations exchange genes of the original group have small salmon survival is very disadvantageous. Column of sand dam has been filling the
Upstream of the lake. So that the riverbed widened, shallow, to be a fish habitat.
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d. use a huge amount of fruits and vegetables planting pesticides, fertilizers and an endless stream of visitors has also increased the number of man-made pollution.
2009-02-02 17:09:36 補充：
The salmon are facing difficulties, is in Taiwan for all the difficulties faced by freshwater fish, and fish, electric fish Although the cause of fish populations
2009-02-02 17:09:51 補充：
The reduction, however, once the conservation education and law enforcement has been effective, fish populations are still back the day, however, the destruction of habitat
2009-02-02 17:11:10 補充：
How to prevent those endangered animals
Conservation methods and measures
1. Negative measures
a. the establishment of wildlife and natural environment in a reserved area
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Its purpose in bringing humanity to minimize the extent of the impact. However, the choice of a reserved area, the extent of the size and shape, such as an isolated
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Forest or the mountains and so on, must be careful design, planning, to tie in with the types of habitat conservation. But also in its scope of investigation, inquiry
Tracing, that the basis for the operation.
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b. the adoption of national laws and to implement international treaties and set
Through national laws to prohibit indiscriminate fishing and hunting easy, but this method is not reliable, because of difficulties in implementing it ︰ when the market price of wildlife high
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To alleviate the amount of penalty will not be able to stop people from poaching. In order to prevent illegal poaching of people's behavior to the long-term point of view,
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By law as an effective public education. International law is set for the protection of national boundaries boast more habitat shift of wild animals and is strictly prohibited
The import and export trading of wild animals. Today, strong
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pressure on the environment, endangered species increasing trend of relying on nature reserves and legislation
Act to protect it is not enough, they have other positive measures.
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2. Positive measures
a. promote the increase in fecundity
To provide food and foraging sites, located .. artificial habitat for breeding habitat. The survival of wild animals also often affected by food supply
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Restrictions, if man-made to provide adequate food, will naturally increase in reproductive rate.
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b. control and eradication of their predators, competitors, sending sound and the spread of the disease, reduce environmental stress, increasing the chances of survival
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2009-02-02 17:25:50 補充：
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