The giant gold fish, across the football is invading a lake in Minnesota (USA) after being thrown away by their owners in: 00/1: 50 South City Burnsville (Minnesota) This issued a warning to call people to stop falling goldfish into Lake Keller. 2 weeks ago, more than 10 gold fish were picked up from this lake. 18 I was picked up last week. Each child is about 0.3 m long
. The biggest child is nearly 0.4 m long and weighs about 1.8 kg
Caleb Ashling - Burnsville's environmental expert said the city is looking to see how many fish in the lake. A goldfish in Lake Keller. Photo: Burnsville city. "I know about the size of the fish from some of the previous information. Even so, I'm quite surprised when some are so big," Ashling said. These goldfish "root" at the bottom of the lake to find food. They stir the mud sediment, affecting water quality, making the layers of sediments at the bottom and turns on plant roots. "Usually they do not eat aquatic plants, but the plant cannot form roots in the lake Being on the root in physically. Therefore, when many goldfish and carp in the lake, the first thing happened is that all aquatic plants will disappear, "said Przemek Bajer - University research assistant at the University Minnesota said, the waste of fish can promote the bloom of algae, turn lake in green water into green water. Goldfish often die when captured, but can live up to 25 years in a natural environment
With this feature with the speed of rapid reproduction, goldfish will quickly dominate the new habitat with the price to be paid as the life of the native species. Or they reproduce in nature. But to achieve the current size, these goldfish must be below the lake for several years.Bajer said his team will collect some fish samples next week to determine their exact age. That, Ashling revealed the city that would decide what to do next after grasping the information how many fish in the lake. Dieu Hoa / VTC News . Dịch vụ:
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