Have you ever been worried about sucking up a baby fish or shrimp when changing the water in their tank? This shrimplet and fry safe siphon prefilter has a super fine stainless steel mesh screen that will keep your tiniest baby shrimp safe from being sucked up during your water changes. It completely disassembles for cleaning. Attaches to a 3/8” (10mm) (inside)diameter hose.