silk worms or tubifex in taxonomy classified as nematodes. called as the silk worms because these worms have a body that is soft and very soft just like silk. silk worms, hair worms or blood worms are small-sized worms with long reddish colored hair 1-3 cm, with a maroon body with segments. These worms live in colonies forming clear waters rich in organic matter.
This worm is one of the benthos that live at the bottom of freshwater tropical and sub-tropical regions. bottom waters are favored as his place was muddy and contain organic material, which has as
