The bier, pillow, and mattress of a corpse, these [can become] tamei [with] midras [tumah]. A bridal chair, a birthing stool of a woman in childbirth, and a launderer’s seat upon which he stacks the clothing, R’ Yose said: These are not subject to [the tumah of] moshav.

A fishing net is tamei on account of the bottom. Nets, traps, a bird snare, a wooden snare, and fishermen’s traps are tamei. A fish trap, a bird trap, and a bird cage are tahor.