. Scavenger fish is the most common tool fish at present, but it is not only one kind, but also the collective name of many kinds of fish. These fish like to eat residual bait and dirt, which can play a role in purifying water quality. Of course, this kind of fish is not eaten without pulling, so purification is only temporary, when it excretes, it will also produce dirt, which has a bad impact on water quality.
are the common tool fish? 1. Elf fish: Elf fish is a common algae-eating fish. It is very small and eats almost only algae. Once the algae is eaten clean, they can't live. This kind of fish is a small tropical fish, suitable for survival in the environment of 22-30 C, and likes soft water with weak acidity.
2. Black line flying fox: The black line flying fox can be used as an ornamental fish or a tool fish. It is native to Southeast Asia and likes to eat all kinds of algae, especially filamentous algae and filamentous algae. It should be noted that if it is fed fish food for a long time, it will be picky and may not eat algae.
3. Green moss rat: The body length of green moss rat is about 10-15 cm, which is suitable for survival in the environment of 22-28 ℃. Its feeding habits are miscellaneous, and it is easy to raise, and it will clean up algae, but it is difficult to reproduce, and it will attack small fish as adults.
