Surface Plankton Net acc. to Apstein Back Catalog number: 438001 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 435095 Plunger Sampling Pipette acc. to Hensen, capacity Price on request