Got baby shrimps that you’re finding impossible to get out of your planted tank? Problems with planaria? Nathan Hill reviews a new product that could really help. First impressions; you get an urge to drink from it/store something in it/use it as a smoking aid. The catch pen is a corking piece of blown glass. Smart and functional, its role is either to catch nuisance planaria from a tank, or, even better, allow you to gather tiny shrimplets that are otherwise nigh impossible to get out of a planted tank. Simply remove the cap from the catch pen, place in a little bait, replace the cap and sink the unit into the tank. Depending on what you want to catch, either place the mouth facing into... Read more»