Moreover, China has no natural enemies, so it is not allowed to release them. In some places in the south, this kind of fish has been flooded, leading to the extinction of the local native fish in the whole river. Scavengers are invasive species, so they are named because they like to eat the bait and dirt left by aquarium, which plays a role in purifying water quality.
1, the vitality of scavenger fish:
Wherever you go in scavenger fish, you can live as long as there is water. You can eat the eggs of local fish and affect the ecological balance of local rivers. Even if the river pollution is serious, heavy metals exceed the standard, or bacteria exceed the standard, you are not afraid, because it loves to eat garbage, and the meat is not so prickly and tastes bad. No one dares to eat, and it is easy to flood. This creature cannot be released.
2. Natural enemies of scavenger fish:
The natural enemies of scavengers are Asian puffer fish and American alligator. However, as scavengers are exotic species, there are no natural enemies in China at present. Scavengers belong to Silurus, also known as sucker fish and miscellaneous fish. , strong viability, easy to multiply in rivers. Therefore, it must not be released at will, so as not to threaten the survival of local fish and destroy the ecological balance.
3. scavenger fish introduction:
From the appearance, the scavenger looks ugly, the fish body is streamlined, the forehead is prominent and the kiss is thick, so it is also called sucker fish, with black patterns and clear black stripes.
They often feed on all kinds of garbage at the bottom of the water. When they are sick, they will attach themselves to other fish. Their appetite is even more amazing. In addition to seaweed, they can eat 3000~5000 fish eggs a day and swallow fry. However, they will be more picky about food when there is delicious food. Because of their ugly appearance, they are not very good ornamental fish.