This clip shows thousands of catfish crawling ashore to receive food, and swimming in circles.

The video was filmed in Vietnam on November 7, 2020. According to the filmer, the location is a temple set in the An Giang province. Many visitors visit it to see thousands of fish emerging from the water.

It is estimated that this herd of black catfish has a total weight of more than 4 tons.

The catfish in the clip were released into a nearby river in 2017. They'll be moved to another rive when the population is too large.

According to the filmer, the fish were raised in the lake of the temple in An Giang province. Many visitors come to the temple to see with their own eyes thousands of fish are crawling ashore.
In the lake there are also mutant catfish with pink, white and yellow colors. This herd of fish weighs from 2kg / fish or more.
When a customer came to scatter the food, thousands of catfish immediately floated to the surface of the water, then continued to swim in a roll that darkened the lake surface.
These catfish even crawl ashore, making everyone surprised, many people even put their hands on the catfish body to caress the fish very excitedly.
These catfish were released in 2017. Up to now, the catfish population is continuously increasing in number due to the release or reproduction of the catfish, it is estimated that this herd of black catfish has a total weight of more than 4 tons.
When the above catfish population is too large, the catfish will be released to a river nearby.