An ideal medium for koi and carp spawning. This is a safe and soft brush that has soft and supplebristles that will not harm fish eggs yet are sturdy enough to allow the koi eggs to adhere and grow in a safe environment. These fish spawning brushes, also called spawning ropes, are made from a soft material that will not harm fish, these brushes are commonly used in koi ponds to encourage fish to spawn.
Simply place the brushes just below the water level, one on top of the other, at the edge of your pond. As the fish spawn on the brushes, the eggs will attach to the soft bristles, allowing the eggs to be separated from the broodfish so they will not be eaten. The brushes can then be placed in clean filtered water and eggs will hatch in 3–6 days.
Brushes measure approximately 5 feet x 5.5" diameter and are sold in packs of two. Each package of two brushes contains about 10 linear feet total of spawning brush. Can be cleaned and reused.