Plankton Net for quantitative collections with cow Back Catalog number: 438010 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438030 Plankton Net for qualitative collection Price on request 435011 Counting Chamber for zooplankton, volume approx. 2 Price on request 435023 Tubular Plankton Chamber, capacity 25ml Price on request