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In Tasmania, drink a lot of beer with such cancers
Bashny.Net
Because they - well, just huge!
In the rivers of Tasmania's largest freshwater crayfish live in the world - Astacopsis gouldi. In the past, this type cancers reach more than 80 centimeters in length and weigh more than five kilograms.
Now these large not found, the average size of 40-60 centimeters in length and weighs 3.4 kilograms.
4 photos via dimka-jd
They live in the north of Tasmania, in the quiet tree-lined rivers and streams with a very clean, oxygenated, water whose temperature does not drop below 18 degrees Celsius. Cancers differ in color, dependent habitats. Since the color may vary from brown to greenish blue. But there are also completely blue birds.
Astacopsis gouldi - centenarians. Their age can be up to 40 years! And they have a very long reproductive process. Reproductive age in males comes in 9 years, women - 14 years. Crayfish male contain "harem" of several females. Breeding offspring occurs once in two years.
Because of over-fishing in the rivers and agricultural activities, reduces the quality of water in rivers, crayfish lost part of their habitat. At the end of the 20th century this kind of recognized endangered and the Australian Government issued a law banning the catch of crayfish without a special permit. Otherwise - a fine of $ 10 000.
Source:
In the rivers of Tasmania's largest freshwater crayfish live in the world - Astacopsis gouldi. In the past, this type cancers reach more than 80 centimeters in length and weigh more than five kilograms.
Now these large not found, the average size of 40-60 centimeters in length and weighs 3.4 kilograms.
4 photos via dimka-jd
They live in the north of Tasmania, in the quiet tree-lined rivers and streams with a very clean, oxygenated, water whose temperature does not drop below 18 degrees Celsius. Cancers differ in color, dependent habitats. Since the color may vary from brown to greenish blue. But there are also completely blue birds.
Astacopsis gouldi - centenarians. Their age can be up to 40 years! And they have a very long reproductive process. Reproductive age in males comes in 9 years, women - 14 years. Crayfish male contain "harem" of several females. Breeding offspring occurs once in two years.
Because of over-fishing in the rivers and agricultural activities, reduces the quality of water in rivers, crayfish lost part of their habitat. At the end of the 20th century this kind of recognized endangered and the Australian Government issued a law banning the catch of crayfish without a special permit. Otherwise - a fine of $ 10 000.
Source:
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