Planaria trap comes with 3 holes design which is able to trap planaria efficiently to reduce planaria population in tank. Planaria trapped inside the tube will never able to come out from the designed hole. Trap/Catches Planaria, Flat Worms and Leeches. Put in bait such as raw pork liver, dead fish, shrimp, meat, etc, then fill the trap with water and place it with holes facing down soil bed. Switch off lighting during planaria trapping. – Equally effective for leeches – Please don't feed before trap A simple device made of glass that catches plannaria and seed shrimps effectively. Put bait food in the pen and place the pen flatly to the gravel. Push the pen a little further down into the gravel to prevent shrimplets from entering. Size: 5" (12.8cm) X 0.86"(2.2cm)

Equally effective for leeches. Planaria trap comes with 3 holes design which is able to trap planaria efficiently to reduce planaria population in tank. Planaria trapped inside the tube will never able to come out from the designed hole. Trap/Catches Planaria, Flat Worms and Leeches. Clear GLASS Dish.

Best Sellers Rank: See Top 100 in Pet Supplies. : B01DTVQAVO. Manufacturer: ISTA. Date First Available: April 5, 2016. Item model number: IF725. Package Dimensions: 6.26 x 3.94 x 1.14 inches; 3.53 Ounces. Is Discontinued By Manufacturer: No.