Spectacular migration of red salmon in Canada

At the Adams River in British Columbia, a pilgrimage of millions of red salmon returns to the place where they were born every four years.

>>>Mysterious nature: migrate a record 8 million salmon

Red salmon is considered one of the most exotic and mysterious species in the animal world. They live in different water environments such as sweet, brackish and salty. This fish swims upstream to reproduce, then is found in the North Pacific and the surrounding rivers. A red salmon can grow to a length of 60-84cm, weighing about 2.3-7kg.

Red salmon is the most mysterious and mysterious species in the world.(Photo: Jonathan Hayward)

Newly born juveniles will live in freshwater environment until they are able to migrate and live in the vast ocean, which is 1,600km away from the breeding site. They migrate for about 1-4 years and live in saltwater environments.

At this time, their main food is plankton. After that, the fish returned to lay eggs in the place where they were born. Scientists believe that red salmon can orient the old position by using the characteristic smell of the river, which can also rely on the sun.

After resuming the appointment, after 4 years, millions of red salmon returned to Adams River - British Columbia (Canada) to reproduce and start a new cycle. Since August, the reef fish has pulled back, the peak time is around the end of October.

About the Adams River, the salmon body turns brighter and the head is green.(Photo: Jonathan Hayward)

In fast-flowing water and without food, red salmon after spawning died from exhaustion. When it comes to freshwater environment in the Adams River, the fish body turns red, the fish head is green.

The sight of the river dyed red by salmon attracted many people to see it. It is estimated that more than 200,000 people come here to admire this amazing phenomenon in the last three weeks last October. This is also the time when local people organized the 2014 Red Salmon festival at Roderick Haig Brown Park, right next to the Adams River.

Red salmon die after breeding in the Adams River.(Photo: Gunter Marx)

This year's salmon migration of this river is considered the largest in the last 100 years. According to scientists' estimates, because the Adams River water environment is being protected by the government, in 2014, about 10 million red salmon migrated, although later than previous times, but the number was much higher. significant.